mercurial-scm/hg-stable: mercurial/revlog.py annotate

annotate mercurial/revlog.py @ 51394:a0d88b021a98

unbundle: faster computation of changed heads To compute the set of changed heads it's sufficient to look at the recent commits, instead of looking at all heads currently in existence.

author	Arseniy Alekseyev <aalekseyev@janestreet.com>
date	Thu, 21 Dec 2023 17:38:04 +0000
parents	0106df85efd5
children	def497c75351

rev	line source
8226 8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	1 # revlog.py - storage back-end for mercurial
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	2 # coding: utf8
8226 8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	3 #
46819 d4ba4d51f85f contributor: change mentions of mpm to olivia Rapha?l Gom?s <rgomes@octobus.net> parents: 46807 diff changeset	4 # Copyright 2005-2007 Olivia Mackall <olivia@selenic.com>
8226 8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	5 #
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	6 # This software may be used and distributed according to the terms of the
10263 25e572394f5c Update license to GPLv2+ Matt Mackall <mpm@selenic.com> parents: 10047 diff changeset	7 # GNU General Public License version 2 or any later version.
0 9117c6561b0b Add back links from file revisions to changeset revisions mpm@selenic.com parents: diff changeset	8
8227 0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	9 """Storage back-end for Mercurial.
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	10
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	11 This provides efficient delta storage with O(1) retrieve and append
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	12 and O(changes) merge between branches.
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	13 """
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	14
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	15
46852 fbfb1d6d8459 revlog: fix error about unknown compression format in py3 Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 46819 diff changeset	16 import binascii
25113 0ca8410ea345 util: drop alias for collections.deque Martin von Zweigbergk <martinvonz@google.com> parents: 24454 diff changeset	17 import collections
36012 4d66993bdcff revlog: add a _datareadfp context manager for data access needs Boris Feld <boris.feld@octobus.net> parents: 36011 diff changeset	18 import contextlib
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51211 diff changeset	19 import functools
42567 4eaf7197a740 cleanup: use named constants for second arg to .seek() Augie Fackler <augie@google.com> parents: 42478 diff changeset	20 import io
27430 e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	21 import os
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	22 import struct
50348 f952be90b051 revlog-split: make sure the self._indexfile attribut is reset (issue6811) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50316 diff changeset	23 import weakref
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	24 import zlib
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	25
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	26 # import stuff from node for others to import from revlog
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	27 from .node import (
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	28 bin,
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	29 hex,
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	30 nullrev,
46793 6266d19556ad node: introduce nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46792 diff changeset	31 sha1nodeconstants,
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	32 short,
32441 a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	33 wdirrev,
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	34 )
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	35 from .i18n import _
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	36 from .revlogutils.constants import (
47089 4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	37 ALL_KINDS,
47277 921648d31553 changelogv2: use a dedicated version number Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47274 diff changeset	38 CHANGELOGV2,
47266 ff9fd7107d11 revlog: implement a "default compression" mode Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47265 diff changeset	39 COMP_MODE_DEFAULT,
47260 130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47257 diff changeset	40 COMP_MODE_INLINE,
47264 b876f0bf7366 revlog: introduce a plain compression mode Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47263 diff changeset	41 COMP_MODE_PLAIN,
49791 05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	42 DELTA_BASE_REUSE_NO,
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	43 DELTA_BASE_REUSE_TRY,
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	44 ENTRY_RANK,
47242 4d1c893b9095 revlog: unify flag processing when loading index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47241 diff changeset	45 FEATURES_BY_VERSION,
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	46 FLAG_GENERALDELTA,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	47 FLAG_INLINE_DATA,
46859 c6e23fb4bfb4 revlog: move the "index header" struct inside revlog.utils.constants Pierre-Yves David <pierre-yves.david@octobus.net> parents: 46858 diff changeset	48 INDEX_HEADER,
47274 6c84fc9c9a90 changelogv2: introduce a "changelogv2" feature Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47272 diff changeset	49 KIND_CHANGELOG,
49712 92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	50 KIND_FILELOG,
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	51 RANK_UNKNOWN,
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	52 REVLOGV0,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	53 REVLOGV1,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	54 REVLOGV1_FLAGS,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	55 REVLOGV2,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	56 REVLOGV2_FLAGS,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	57 REVLOG_DEFAULT_FLAGS,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	58 REVLOG_DEFAULT_FORMAT,
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	59 REVLOG_DEFAULT_VERSION,
47241 0e9105bf54cb revlog: unify checks for supported flag Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47239 diff changeset	60 SUPPORTED_FLAGS,
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	61 )
42745 ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	62 from .revlogutils.flagutil import (
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	63 REVIDX_DEFAULT_FLAGS,
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	64 REVIDX_ELLIPSIS,
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	65 REVIDX_EXTSTORED,
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	66 REVIDX_FLAGS_ORDER,
45671 2d6aea053153 copies: add a HASCOPIESINFO flag to highlight rev with useful data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45054 diff changeset	67 REVIDX_HASCOPIESINFO,
42745 ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	68 REVIDX_ISCENSORED,
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	69 REVIDX_RAWTEXT_CHANGING_FLAGS,
ca5ca3badd3c flagutil: create a `mercurial.revlogutils.flagutil` module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42736 diff changeset	70 )
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	71 from .thirdparty import attr
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	72 from . import (
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	73 ancestor,
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	74 dagop,
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	75 error,
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	76 mdiff,
32411 df448de7cf3b parsers: switch to policy importer Yuya Nishihara <yuya@tcha.org> parents: 32355 diff changeset	77 policy,
31580 a8e55d6f1d67 revlog: use pycompat.maplist to eagerly evaluate map on Python 3 Augie Fackler <augie@google.com> parents: 31511 diff changeset	78 pycompat,
47400 ac60a1366a49 revlog: move `offset_type` to `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47399 diff changeset	79 revlogutils,
27361 29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	80 templatefilters,
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	81 util,
29f50344fa83 revlog: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27251 diff changeset	82 )
42823 268662aac075 interfaces: create a new folder for interfaces and move repository.py in it Pulkit Goyal <pulkit@yandex-team.ru> parents: 42808 diff changeset	83 from .interfaces import (
268662aac075 interfaces: create a new folder for interfaces and move repository.py in it Pulkit Goyal <pulkit@yandex-team.ru> parents: 42808 diff changeset	84 repository,
42824 2c4f656c8e9f interfaceutil: move to interfaces/ Pulkit Goyal <pulkit@yandex-team.ru> parents: 42823 diff changeset	85 util as interfaceutil,
42823 268662aac075 interfaces: create a new folder for interfaces and move repository.py in it Pulkit Goyal <pulkit@yandex-team.ru> parents: 42808 diff changeset	86 )
39357 655b5b465953 revlog: split functionality related to deltas computation in a new module Boris Feld <boris.feld@octobus.net> parents: 39356 diff changeset	87 from .revlogutils import (
655b5b465953 revlog: split functionality related to deltas computation in a new module Boris Feld <boris.feld@octobus.net> parents: 39356 diff changeset	88 deltas as deltautil,
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	89 docket as docketutil,
42746 05c80f9ef100 flagutil: move the `flagprocessors` mapping in the new module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42745 diff changeset	90 flagutil,
44035 ab595920de0e revlogutils: move the NodeMap class in a dedicated nodemap module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44017 diff changeset	91 nodemap as nodemaputil,
47431 e0a314bcbc9d revlog: Extract low-level random-access file read caching logic Simon Sapin <simon.sapin@octobus.net> parents: 47420 diff changeset	92 randomaccessfile,
47079 724db234b790 revlog: code for `revlogv0` in its own module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47078 diff changeset	93 revlogv0,
47470 bc8536e09a20 revlog: rewrite `censors.py` to `rewrite.py` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47469 diff changeset	94 rewrite,
43037 142deb539ccf sidedata: register the flag processors if the repository allows for it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43034 diff changeset	95 sidedata as sidedatautil,
39357 655b5b465953 revlog: split functionality related to deltas computation in a new module Boris Feld <boris.feld@octobus.net> parents: 39356 diff changeset	96 )
37087 f0b6fbea00cf stringutil: bulk-replace call sites to point to new module Yuya Nishihara <yuya@tcha.org> parents: 36768 diff changeset	97 from .utils import (
39882 f8eb71f9e3bd storageutil: new module for storage primitives (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39877 diff changeset	98 storageutil,
37087 f0b6fbea00cf stringutil: bulk-replace call sites to point to new module Yuya Nishihara <yuya@tcha.org> parents: 36768 diff changeset	99 stringutil,
f0b6fbea00cf stringutil: bulk-replace call sites to point to new module Yuya Nishihara <yuya@tcha.org> parents: 36768 diff changeset	100 )
36 da28286bf6b7 Add smart node lookup by substring or by rev number mpm@selenic.com parents: 26 diff changeset	101
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	102 # blanked usage of all the name to prevent pyflakes constraints
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	103 # We need these name available in the module for extensions.
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	104
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	105 REVLOGV0
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	106 REVLOGV1
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	107 REVLOGV2
48772 1bb62821f080 revlog: register changelogv2 C implementation in parsers pacien <pacien.trangirard@pacien.net> parents: 48768 diff changeset	108 CHANGELOGV2
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	109 FLAG_INLINE_DATA
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	110 FLAG_GENERALDELTA
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	111 REVLOG_DEFAULT_FLAGS
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	112 REVLOG_DEFAULT_FORMAT
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	113 REVLOG_DEFAULT_VERSION
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	114 REVLOGV1_FLAGS
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	115 REVLOGV2_FLAGS
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	116 REVIDX_ISCENSORED
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	117 REVIDX_ELLIPSIS
45671 2d6aea053153 copies: add a HASCOPIESINFO flag to highlight rev with useful data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45054 diff changeset	118 REVIDX_HASCOPIESINFO
39356 729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	119 REVIDX_EXTSTORED
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	120 REVIDX_DEFAULT_FLAGS
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	121 REVIDX_FLAGS_ORDER
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	122 REVIDX_RAWTEXT_CHANGING_FLAGS
729082bb9938 revlog: split constants into a new `revlogutils.constants` module Boris Feld <boris.feld@octobus.net> parents: 39260 diff changeset	123
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43492 diff changeset	124 parsers = policy.importmod('parsers')
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43492 diff changeset	125 rustancestor = policy.importrust('ancestor')
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43492 diff changeset	126 rustdagop = policy.importrust('dagop')
44017 8042856c90b6 rust-index: add a `experimental.rust.index` option to use the wrapper Georges Racinet <georges.racinet@octobus.net> parents: 43984 diff changeset	127 rustrevlog = policy.importrust('revlog')
32411 df448de7cf3b parsers: switch to policy importer Yuya Nishihara <yuya@tcha.org> parents: 32355 diff changeset	128
30817 2b279126b8f5 revlog: use compression engine APIs for decompression Gregory Szorc <gregory.szorc@gmail.com> parents: 30795 diff changeset	129 # Aliased for performance.
2b279126b8f5 revlog: use compression engine APIs for decompression Gregory Szorc <gregory.szorc@gmail.com> parents: 30795 diff changeset	130 _zlibdecompress = zlib.decompress
5007 3addf4531643 revlog: localize some fastpath functions Matt Mackall <mpm@selenic.com> parents: 5006 diff changeset	131
49923 9854a9adc466 revlog: fix misleading comment about _maxinline Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49877 diff changeset	132 # max size of inline data embedded into a revlog
10916 9c84395a338e add documentation for revlog._prereadsize Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 10914 diff changeset	133 _maxinline = 131072
10913 f2ecc5733c89 revlog: factor out _maxinline global. Greg Ward <greg-hg@gerg.ca> parents: 10404 diff changeset	134
51394 a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	135
39783 db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	136 # Flag processors for REVIDX_ELLIPSIS.
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	137 def ellipsisreadprocessor(rl, text):
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	138 return text, False
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	139
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	140
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	141 def ellipsiswriteprocessor(rl, text):
39783 db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	142 return text, False
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	143
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	144
39783 db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	145 def ellipsisrawprocessor(rl, text):
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	146 return False
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	147
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	148
39783 db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	149 ellipsisprocessor = (
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	150 ellipsisreadprocessor,
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	151 ellipsiswriteprocessor,
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	152 ellipsisrawprocessor,
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	153 )
db088e133e91 revlog: define ellipsis flag processors in core Gregory Szorc <gregory.szorc@gmail.com> parents: 39360 diff changeset	154
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	155
43962 7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	156 def _verify_revision(rl, skipflags, state, node):
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	157 """Verify the integrity of the given revlog ``node`` while providing a hook
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	158 point for extensions to influence the operation."""
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	159 if skipflags:
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	160 state[b'skipread'].add(node)
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	161 else:
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	162 # Side-effect: read content and verify hash.
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	163 rl.revision(node)
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	164
7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	165
46310 fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	166 # True if a fast implementation for persistent-nodemap is available
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	167 #
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	168 # We also consider we have a "fast" implementation in "pure" python because
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	169 # people using pure don't really have performance consideration (and a
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	170 # wheelbarrow of other slowness source)
50951 d718eddf01d9 safehasattr: drop usage in favor of hasattr Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50761 diff changeset	171 HAS_FAST_PERSISTENT_NODEMAP = rustrevlog is not None or hasattr(
46310 fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	172 parsers, 'BaseIndexObject'
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	173 )
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	174
fc2d5c0aed7f persistent-nodemap: add a "warn" option to the slow-path config Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45957 diff changeset	175
39259 b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	176 @interfaceutil.implementer(repository.irevisiondelta)
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	177 @attr.s(slots=True)
49037 642e31cb55f0 py3: use class X: instead of class X(object): Gregory Szorc <gregory.szorc@gmail.com> parents: 49019 diff changeset	178 class revlogrevisiondelta:
39259 b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	179 node = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	180 p1node = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	181 p2node = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	182 basenode = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	183 flags = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	184 baserevisionsize = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	185 revision = attr.ib()
b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	186 delta = attr.ib()
46725 e8c11a2c96c0 delta: add sidedata field to revision delta Rapha?l Gom?s <rgomes@octobus.net> parents: 46724 diff changeset	187 sidedata = attr.ib()
47094 119790e1c67c cg4: introduce protocol flag to signify the presence of sidedata Rapha?l Gom?s <rgomes@octobus.net> parents: 47092 diff changeset	188 protocol_flags = attr.ib()
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	189 linknode = attr.ib(default=None)
39259 b41d023a412a repository: establish API for emitting revision deltas Gregory Szorc <gregory.szorc@gmail.com> parents: 39225 diff changeset	190
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	191
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	192 @interfaceutil.implementer(repository.iverifyproblem)
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	193 @attr.s(frozen=True)
49037 642e31cb55f0 py3: use class X: instead of class X(object): Gregory Szorc <gregory.szorc@gmail.com> parents: 49019 diff changeset	194 class revlogproblem:
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	195 warning = attr.ib(default=None)
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	196 error = attr.ib(default=None)
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	197 node = attr.ib(default=None)
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	198
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	199
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	200 def parse_index_v1(data, inline):
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	201 # call the C implementation to parse the index data
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	202 index, cache = parsers.parse_index2(data, inline)
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	203 return index, cache
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	204
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	205
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	206 def parse_index_v2(data, inline):
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	207 # call the C implementation to parse the index data
48772 1bb62821f080 revlog: register changelogv2 C implementation in parsers pacien <pacien.trangirard@pacien.net> parents: 48768 diff changeset	208 index, cache = parsers.parse_index2(data, inline, format=REVLOGV2)
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	209 return index, cache
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	210
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	211
47281 25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	212 def parse_index_cl_v2(data, inline):
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	213 # call the C implementation to parse the index data
48772 1bb62821f080 revlog: register changelogv2 C implementation in parsers pacien <pacien.trangirard@pacien.net> parents: 48768 diff changeset	214 index, cache = parsers.parse_index2(data, inline, format=CHANGELOGV2)
47281 25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	215 return index, cache
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	216
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	217
50951 d718eddf01d9 safehasattr: drop usage in favor of hasattr Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50761 diff changeset	218 if hasattr(parsers, 'parse_index_devel_nodemap'):
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	219
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	220 def parse_index_v1_nodemap(data, inline):
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	221 index, cache = parsers.parse_index_devel_nodemap(data, inline)
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	222 return index, cache
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	223
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	224
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	225 else:
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	226 parse_index_v1_nodemap = None
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	227
5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	228
51275 f94c10334bcb rust-index: renamed `MixedIndex` as `Index` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51274 diff changeset	229 def parse_index_v1_rust(data, inline, default_header):
51274 96e05f1a99bd rust-index: stop instantiating a C Index Georges Racinet <georges.racinet@octobus.net> parents: 51259 diff changeset	230 cache = (0, data) if inline else None
51275 f94c10334bcb rust-index: renamed `MixedIndex` as `Index` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51274 diff changeset	231 return rustrevlog.Index(data, default_header), cache
4972 8d0cf46e0dc6 revlog: add revlogio interface Matt Mackall <mpm@selenic.com> parents: 4971 diff changeset	232
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	233
25410 eee88912db0a revlog: raise an exception earlier if an entry is too large (issue4675) Jordi Guti?rrez Hermoso <jordigh@octave.org> parents: 25361 diff changeset	234 # corresponds to uncompressed length of indexformatng (2 gigs, 4-byte
eee88912db0a revlog: raise an exception earlier if an entry is too large (issue4675) Jordi Guti?rrez Hermoso <jordigh@octave.org> parents: 25361 diff changeset	235 # signed integer)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	236 _maxentrysize = 0x7FFFFFFF
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	237
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	238 FILE_TOO_SHORT_MSG = _(
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	239 b'cannot read from revlog %s;'
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	240 b' expected %d bytes from offset %d, data size is %d'
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	241 )
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	242
49448 5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	243 hexdigits = b'0123456789abcdefABCDEF'
5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	244
25410 eee88912db0a revlog: raise an exception earlier if an entry is too large (issue4675) Jordi Guti?rrez Hermoso <jordigh@octave.org> parents: 25361 diff changeset	245
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	246 class _Config:
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	247 def copy(self):
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	248 return self.__class__(**self.__dict__)
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	249
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	250
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	251 @attr.s()
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	252 class FeatureConfig(_Config):
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	253 """Hold configuration values about the available revlog features"""
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	254
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	255 # the default compression engine
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	256 compression_engine = attr.ib(default=b'zlib')
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	257 # compression engines options
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	258 compression_engine_options = attr.ib(default=attr.Factory(dict))
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	259
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	260 # can we use censor on this revlog
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	261 censorable = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	262 # does this revlog use the "side data" feature
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	263 has_side_data = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	264 # might remove rank configuration once the computation has no impact
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	265 compute_rank = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	266 # parent order is supposed to be semantically irrelevant, so we
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	267 # normally resort parents to ensure that the first parent is non-null,
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	268 # if there is a non-null parent at all.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	269 # filelog abuses the parent order as flag to mark some instances of
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	270 # meta-encoded files, so allow it to disable this behavior.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	271 canonical_parent_order = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	272 # can ellipsis commit be used
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	273 enable_ellipsis = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	274
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	275 def copy(self):
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	276 new = super().copy()
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	277 new.compression_engine_options = self.compression_engine_options.copy()
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	278 return new
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	279
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	280
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	281 @attr.s()
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	282 class DataConfig(_Config):
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	283 """Hold configuration value about how the revlog data are read"""
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	284
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	285 # should we try to open the "pending" version of the revlog
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	286 try_pending = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	287 # should we try to open the "splitted" version of the revlog
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	288 try_split = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	289 # When True, indexfile should be opened with checkambig=True at writing,
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	290 # to avoid file stat ambiguity.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	291 check_ambig = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	292
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	293 # If true, use mmap instead of reading to deal with large index
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	294 mmap_large_index = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	295 # how much data is large
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	296 mmap_index_threshold = attr.ib(default=None)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	297 # How much data to read and cache into the raw revlog data cache.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	298 chunk_cache_size = attr.ib(default=65536)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	299
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	300 # The size of the uncompressed cache compared to the largest revision seen.
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	301 uncompressed_cache_factor = attr.ib(default=None)
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	302
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	303 # The number of chunk cached
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	304 uncompressed_cache_count = attr.ib(default=None)
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	305
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	306 # Allow sparse reading of the revlog data
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	307 with_sparse_read = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	308 # minimal density of a sparse read chunk
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	309 sr_density_threshold = attr.ib(default=0.50)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	310 # minimal size of data we skip when performing sparse read
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	311 sr_min_gap_size = attr.ib(default=262144)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	312
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	313 # are delta encoded against arbitrary bases.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	314 generaldelta = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	315
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	316
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	317 @attr.s()
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	318 class DeltaConfig(_Config):
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	319 """Hold configuration value about how new delta are computed
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	320
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	321 Some attributes are duplicated from DataConfig to help havign each object
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	322 self contained.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	323 """
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	324
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	325 # can delta be encoded against arbitrary bases.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	326 general_delta = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	327 # Allow sparse writing of the revlog data
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	328 sparse_revlog = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	329 # maximum length of a delta chain
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	330 max_chain_len = attr.ib(default=None)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	331 # Maximum distance between delta chain base start and end
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	332 max_deltachain_span = attr.ib(default=-1)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	333 # If `upper_bound_comp` is not None, this is the expected maximal gain from
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	334 # compression for the data content.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	335 upper_bound_comp = attr.ib(default=None)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	336 # Should we try a delta against both parent
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	337 delta_both_parents = attr.ib(default=True)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	338 # Test delta base candidate group by chunk of this maximal size.
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	339 candidate_group_chunk_size = attr.ib(default=0)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	340 # Should we display debug information about delta computation
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	341 debug_delta = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	342 # trust incoming delta by default
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	343 lazy_delta = attr.ib(default=True)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	344 # trust the base of incoming delta by default
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	345 lazy_delta_base = attr.ib(default=False)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	346
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	347
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	348 class _InnerRevlog:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	349 """An inner layer of the revlog object
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	350
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	351 That layer exist to be able to delegate some operation to Rust, its
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	352 boundaries are arbitrary and based on what we can delegate to Rust.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	353 """
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	354
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	355 def __init__(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	356 self,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	357 opener,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	358 index,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	359 index_file,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	360 data_file,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	361 sidedata_file,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	362 inline,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	363 data_config,
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	364 delta_config,
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	365 feature_config,
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	366 chunk_cache,
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	367 default_compression_header,
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	368 ):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	369 self.opener = opener
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	370 self.index = index
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	371
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	372 self.index_file = index_file
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	373 self.data_file = data_file
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	374 self.sidedata_file = sidedata_file
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	375 self.inline = inline
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	376 self.data_config = data_config
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	377 self.delta_config = delta_config
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	378 self.feature_config = feature_config
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	379
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	380 # used during diverted write.
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	381 self._orig_index_file = None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	382
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	383 self._default_compression_header = default_compression_header
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	384
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	385 # index
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	386
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	387 # 3-tuple of file handles being used for active writing.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	388 self._writinghandles = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	389
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	390 self._segmentfile = randomaccessfile.randomaccessfile(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	391 self.opener,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	392 (self.index_file if self.inline else self.data_file),
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	393 self.data_config.chunk_cache_size,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	394 chunk_cache,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	395 )
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	396 self._segmentfile_sidedata = randomaccessfile.randomaccessfile(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	397 self.opener,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	398 self.sidedata_file,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	399 self.data_config.chunk_cache_size,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	400 )
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	401
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	402 # revlog header -> revlog compressor
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	403 self._decompressors = {}
51100 8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	404 # 3-tuple of (node, rev, text) for a raw revision.
8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	405 self._revisioncache = None
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	406
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	407 # cache some uncompressed chunks
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	408 # rev → uncompressed_chunk
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	409 #
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	410 # the max cost is dynamically updated to be proportionnal to the
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	411 # size of revision we actually encounter.
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	412 self._uncompressed_chunk_cache = None
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	413 if self.data_config.uncompressed_cache_factor is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	414 self._uncompressed_chunk_cache = util.lrucachedict(
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	415 self.data_config.uncompressed_cache_count,
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	416 maxcost=65536, # some arbitrary initial value
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	417 )
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	418
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	419 self._delay_buffer = None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	420
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	421 def __len__(self):
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	422 return len(self.index)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	423
51105 045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	424 def clear_cache(self):
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	425 assert not self.is_delaying
51105 045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	426 self._revisioncache = None
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	427 if self._uncompressed_chunk_cache is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	428 self._uncompressed_chunk_cache.clear()
51105 045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	429 self._segmentfile.clear_cache()
045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	430 self._segmentfile_sidedata.clear_cache()
045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	431
51109 af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	432 @property
af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	433 def canonical_index_file(self):
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	434 if self._orig_index_file is not None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	435 return self._orig_index_file
51109 af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	436 return self.index_file
af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	437
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	438 @property
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	439 def is_delaying(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	440 """is the revlog is currently delaying the visibility of written data?
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	441
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	442 The delaying mechanism can be either in-memory or written on disk in a
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	443 side-file."""
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	444 return (self._delay_buffer is not None) or (
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	445 self._orig_index_file is not None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	446 )
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	447
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	448 # Derived from index values.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	449
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	450 def start(self, rev):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	451 """the offset of the data chunk for this revision"""
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	452 return int(self.index[rev][0] >> 16)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	453
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	454 def length(self, rev):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	455 """the length of the data chunk for this revision"""
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	456 return self.index[rev][1]
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	457
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	458 def end(self, rev):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	459 """the end of the data chunk for this revision"""
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	460 return self.start(rev) + self.length(rev)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	461
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	462 def deltaparent(self, rev):
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	463 """return deltaparent of the given revision"""
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	464 base = self.index[rev][3]
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	465 if base == rev:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	466 return nullrev
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	467 elif self.delta_config.general_delta:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	468 return base
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	469 else:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	470 return rev - 1
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	471
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	472 def issnapshot(self, rev):
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	473 """tells whether rev is a snapshot"""
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	474 if not self.delta_config.sparse_revlog:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	475 return self.deltaparent(rev) == nullrev
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	476 elif hasattr(self.index, 'issnapshot'):
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	477 # directly assign the method to cache the testing and access
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	478 self.issnapshot = self.index.issnapshot
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	479 return self.issnapshot(rev)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	480 if rev == nullrev:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	481 return True
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	482 entry = self.index[rev]
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	483 base = entry[3]
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	484 if base == rev:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	485 return True
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	486 if base == nullrev:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	487 return True
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	488 p1 = entry[5]
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	489 while self.length(p1) == 0:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	490 b = self.deltaparent(p1)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	491 if b == p1:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	492 break
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	493 p1 = b
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	494 p2 = entry[6]
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	495 while self.length(p2) == 0:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	496 b = self.deltaparent(p2)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	497 if b == p2:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	498 break
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	499 p2 = b
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	500 if base == p1 or base == p2:
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	501 return False
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	502 return self.issnapshot(base)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	503
51099 30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	504 def _deltachain(self, rev, stoprev=None):
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	505 """Obtain the delta chain for a revision.
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	506
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	507 ``stoprev`` specifies a revision to stop at. If not specified, we
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	508 stop at the base of the chain.
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	509
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	510 Returns a 2-tuple of (chain, stopped) where ``chain`` is a list of
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	511 revs in ascending order and ``stopped`` is a bool indicating whether
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	512 ``stoprev`` was hit.
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	513 """
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	514 generaldelta = self.delta_config.general_delta
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	515 # Try C implementation.
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	516 try:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	517 return self.index.deltachain(rev, stoprev, generaldelta)
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	518 except AttributeError:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	519 pass
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	520
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	521 chain = []
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	522
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	523 # Alias to prevent attribute lookup in tight loop.
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	524 index = self.index
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	525
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	526 iterrev = rev
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	527 e = index[iterrev]
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	528 while iterrev != e[3] and iterrev != stoprev:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	529 chain.append(iterrev)
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	530 if generaldelta:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	531 iterrev = e[3]
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	532 else:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	533 iterrev -= 1
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	534 e = index[iterrev]
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	535
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	536 if iterrev == stoprev:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	537 stopped = True
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	538 else:
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	539 chain.append(iterrev)
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	540 stopped = False
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	541
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	542 chain.reverse()
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	543 return chain, stopped
30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	544
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	545 @util.propertycache
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	546 def _compressor(self):
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	547 engine = util.compengines[self.feature_config.compression_engine]
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	548 return engine.revlogcompressor(
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	549 self.feature_config.compression_engine_options
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	550 )
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	551
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	552 @util.propertycache
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	553 def _decompressor(self):
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	554 """the default decompressor"""
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	555 if self._default_compression_header is None:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	556 return None
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	557 t = self._default_compression_header
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	558 c = self._get_decompressor(t)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	559 return c.decompress
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	560
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	561 def _get_decompressor(self, t):
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	562 try:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	563 compressor = self._decompressors[t]
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	564 except KeyError:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	565 try:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	566 engine = util.compengines.forrevlogheader(t)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	567 compressor = engine.revlogcompressor(
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	568 self.feature_config.compression_engine_options
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	569 )
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	570 self._decompressors[t] = compressor
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	571 except KeyError:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	572 raise error.RevlogError(
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	573 _(b'unknown compression type %s') % binascii.hexlify(t)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	574 )
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	575 return compressor
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	576
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	577 def compress(self, data):
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	578 """Generate a possibly-compressed representation of data."""
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	579 if not data:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	580 return b'', data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	581
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	582 compressed = self._compressor.compress(data)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	583
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	584 if compressed:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	585 # The revlog compressor added the header in the returned data.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	586 return b'', compressed
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	587
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	588 if data[0:1] == b'\0':
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	589 return b'', data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	590 return b'u', data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	591
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	592 def decompress(self, data):
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	593 """Decompress a revlog chunk.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	594
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	595 The chunk is expected to begin with a header identifying the
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	596 format type so it can be routed to an appropriate decompressor.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	597 """
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	598 if not data:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	599 return data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	600
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	601 # Revlogs are read much more frequently than they are written and many
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	602 # chunks only take microseconds to decompress, so performance is
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	603 # important here.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	604 #
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	605 # We can make a few assumptions about revlogs:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	606 #
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	607 # 1) the majority of chunks will be compressed (as opposed to inline
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	608 # raw data).
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	609 # 2) decompressing any data will likely by at least 10x slower than
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	610 # returning raw inline data.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	611 # 3) we want to prioritize common and officially supported compression
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	612 # engines
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	613 #
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	614 # It follows that we want to optimize for "decompress compressed data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	615 # when encoded with common and officially supported compression engines"
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	616 # case over "raw data" and "data encoded by less common or non-official
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	617 # compression engines." That is why we have the inline lookup first
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	618 # followed by the compengines lookup.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	619 #
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	620 # According to `hg perfrevlogchunks`, this is ~0.5% faster for zlib
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	621 # compressed chunks. And this matters for changelog and manifest reads.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	622 t = data[0:1]
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	623
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	624 if t == b'x':
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	625 try:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	626 return _zlibdecompress(data)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	627 except zlib.error as e:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	628 raise error.RevlogError(
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	629 _(b'revlog decompress error: %s')
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	630 % stringutil.forcebytestr(e)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	631 )
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	632 # '\0' is more common than 'u' so it goes first.
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	633 elif t == b'\0':
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	634 return data
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	635 elif t == b'u':
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	636 return util.buffer(data, 1)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	637
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	638 compressor = self._get_decompressor(t)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	639
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	640 return compressor.decompress(data)
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	641
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	642 @contextlib.contextmanager
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	643 def reading(self):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	644 """Context manager that keeps data and sidedata files open for reading"""
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	645 if len(self.index) == 0:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	646 yield # nothing to be read
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	647 elif self._delay_buffer is not None and self.inline:
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	648 msg = "revlog with delayed write should not be inline"
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	649 raise error.ProgrammingError(msg)
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	650 else:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	651 with self._segmentfile.reading():
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	652 with self._segmentfile_sidedata.reading():
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	653 yield
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	654
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	655 @property
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	656 def is_writing(self):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	657 """True is a writing context is open"""
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	658 return self._writinghandles is not None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	659
51106 594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	660 @property
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	661 def is_open(self):
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	662 """True if any file handle is being held
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	663
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	664 Used for assert and debug in the python code"""
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	665 return self._segmentfile.is_open or self._segmentfile_sidedata.is_open
594f912818ab changelog-delay: adds some check around delaying and diverting write Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51105 diff changeset	666
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	667 @contextlib.contextmanager
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	668 def writing(self, transaction, data_end=None, sidedata_end=None):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	669 """Open the revlog files for writing
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	670
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	671 Add content to a revlog should be done within such context.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	672 """
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	673 if self.is_writing:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	674 yield
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	675 else:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	676 ifh = dfh = sdfh = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	677 try:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	678 r = len(self.index)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	679 # opening the data file.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	680 dsize = 0
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	681 if r:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	682 dsize = self.end(r - 1)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	683 dfh = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	684 if not self.inline:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	685 try:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	686 dfh = self.opener(self.data_file, mode=b"r+")
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	687 if data_end is None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	688 dfh.seek(0, os.SEEK_END)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	689 else:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	690 dfh.seek(data_end, os.SEEK_SET)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	691 except FileNotFoundError:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	692 dfh = self.opener(self.data_file, mode=b"w+")
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	693 transaction.add(self.data_file, dsize)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	694 if self.sidedata_file is not None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	695 assert sidedata_end is not None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	696 # revlog-v2 does not inline, help Pytype
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	697 assert dfh is not None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	698 try:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	699 sdfh = self.opener(self.sidedata_file, mode=b"r+")
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	700 dfh.seek(sidedata_end, os.SEEK_SET)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	701 except FileNotFoundError:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	702 sdfh = self.opener(self.sidedata_file, mode=b"w+")
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	703 transaction.add(self.sidedata_file, sidedata_end)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	704
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	705 # opening the index file.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	706 isize = r * self.index.entry_size
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	707 ifh = self.__index_write_fp()
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	708 if self.inline:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	709 transaction.add(self.index_file, dsize + isize)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	710 else:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	711 transaction.add(self.index_file, isize)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	712 # exposing all file handle for writing.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	713 self._writinghandles = (ifh, dfh, sdfh)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	714 self._segmentfile.writing_handle = ifh if self.inline else dfh
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	715 self._segmentfile_sidedata.writing_handle = sdfh
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	716 yield
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	717 finally:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	718 self._writinghandles = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	719 self._segmentfile.writing_handle = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	720 self._segmentfile_sidedata.writing_handle = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	721 if dfh is not None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	722 dfh.close()
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	723 if sdfh is not None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	724 sdfh.close()
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	725 # closing the index file last to avoid exposing referent to
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	726 # potential unflushed data content.
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	727 if ifh is not None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	728 ifh.close()
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	729
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	730 def __index_write_fp(self, index_end=None):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	731 """internal method to open the index file for writing
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	732
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	733 You should not use this directly and use `_writing` instead
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	734 """
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	735 try:
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	736 if self._delay_buffer is None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	737 f = self.opener(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	738 self.index_file,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	739 mode=b"r+",
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	740 checkambig=self.data_config.check_ambig,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	741 )
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	742 else:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	743 # check_ambig affect we way we open file for writing, however
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	744 # here, we do not actually open a file for writting as write
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	745 # will appened to a delay_buffer. So check_ambig is not
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	746 # meaningful and unneeded here.
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	747 f = randomaccessfile.appender(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	748 self.opener, self.index_file, b"r+", self._delay_buffer
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	749 )
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	750 if index_end is None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	751 f.seek(0, os.SEEK_END)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	752 else:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	753 f.seek(index_end, os.SEEK_SET)
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	754 return f
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	755 except FileNotFoundError:
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	756 if self._delay_buffer is None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	757 return self.opener(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	758 self.index_file,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	759 mode=b"w+",
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	760 checkambig=self.data_config.check_ambig,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	761 )
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	762 else:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	763 return randomaccessfile.appender(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	764 self.opener, self.index_file, b"w+", self._delay_buffer
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	765 )
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	766
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	767 def __index_new_fp(self):
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	768 """internal method to create a new index file for writing
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	769
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	770 You should not use this unless you are upgrading from inline revlog
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	771 """
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	772 return self.opener(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	773 self.index_file,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	774 mode=b"w",
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	775 checkambig=self.data_config.check_ambig,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	776 )
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	777
51094 de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	778 def split_inline(self, tr, header, new_index_file_path=None):
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	779 """split the data of an inline revlog into an index and a data file"""
51141 962974a5d068 revlog: add one more assert about state of thing when splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51139 diff changeset	780 assert self._delay_buffer is None
51094 de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	781 existing_handles = False
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	782 if self._writinghandles is not None:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	783 existing_handles = True
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	784 fp = self._writinghandles[0]
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	785 fp.flush()
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	786 fp.close()
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	787 # We can't use the cached file handle after close(). So prevent
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	788 # its usage.
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	789 self._writinghandles = None
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	790 self._segmentfile.writing_handle = None
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	791 # No need to deal with sidedata writing handle as it is only
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	792 # relevant with revlog-v2 which is never inline, not reaching
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	793 # this code
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	794
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	795 new_dfh = self.opener(self.data_file, mode=b"w+")
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	796 new_dfh.truncate(0) # drop any potentially existing data
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	797 try:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	798 with self.reading():
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	799 for r in range(len(self.index)):
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	800 new_dfh.write(self.get_segment_for_revs(r, r)[1])
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	801 new_dfh.flush()
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	802
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	803 if new_index_file_path is not None:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	804 self.index_file = new_index_file_path
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	805 with self.__index_new_fp() as fp:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	806 self.inline = False
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	807 for i in range(len(self.index)):
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	808 e = self.index.entry_binary(i)
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	809 if i == 0:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	810 packed_header = self.index.pack_header(header)
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	811 e = packed_header + e
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	812 fp.write(e)
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	813
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	814 # If we don't use side-write, the temp file replace the real
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	815 # index when we exit the context manager
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	816
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	817 self._segmentfile = randomaccessfile.randomaccessfile(
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	818 self.opener,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	819 self.data_file,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	820 self.data_config.chunk_cache_size,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	821 )
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	822
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	823 if existing_handles:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	824 # switched from inline to conventional reopen the index
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	825 ifh = self.__index_write_fp()
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	826 self._writinghandles = (ifh, new_dfh, None)
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	827 self._segmentfile.writing_handle = new_dfh
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	828 new_dfh = None
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	829 # No need to deal with sidedata writing handle as it is only
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	830 # relevant with revlog-v2 which is never inline, not reaching
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	831 # this code
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	832 finally:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	833 if new_dfh is not None:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	834 new_dfh.close()
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	835 return self.index_file
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	836
51091 df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	837 def get_segment_for_revs(self, startrev, endrev):
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	838 """Obtain a segment of raw data corresponding to a range of revisions.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	839
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	840 Accepts the start and end revisions and an optional already-open
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	841 file handle to be used for reading. If the file handle is read, its
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	842 seek position will not be preserved.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	843
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	844 Requests for data may be satisfied by a cache.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	845
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	846 Returns a 2-tuple of (offset, data) for the requested range of
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	847 revisions. Offset is the integer offset from the beginning of the
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	848 revlog and data is a str or buffer of the raw byte data.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	849
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	850 Callers will need to call ``self.start(rev)`` and ``self.length(rev)``
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	851 to determine where each revision's data begins and ends.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	852
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	853 API: we should consider making this a private part of the InnerRevlog
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	854 at some point.
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	855 """
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	856 # Inlined self.start(startrev) & self.end(endrev) for perf reasons
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	857 # (functions are expensive).
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	858 index = self.index
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	859 istart = index[startrev]
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	860 start = int(istart[0] >> 16)
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	861 if startrev == endrev:
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	862 end = start + istart[1]
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	863 else:
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	864 iend = index[endrev]
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	865 end = int(iend[0] >> 16) + iend[1]
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	866
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	867 if self.inline:
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	868 start += (startrev + 1) * self.index.entry_size
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	869 end += (endrev + 1) * self.index.entry_size
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	870 length = end - start
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	871
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	872 return start, self._segmentfile.read_chunk(start, length)
df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	873
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	874 def _chunk(self, rev):
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	875 """Obtain a single decompressed chunk for a revision.
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	876
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	877 Accepts an integer revision and an optional already-open file handle
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	878 to be used for reading. If used, the seek position of the file will not
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	879 be preserved.
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	880
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	881 Returns a str holding uncompressed data for the requested revision.
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	882 """
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	883 if self._uncompressed_chunk_cache is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	884 uncomp = self._uncompressed_chunk_cache.get(rev)
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	885 if uncomp is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	886 return uncomp
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	887
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	888 compression_mode = self.index[rev][10]
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	889 data = self.get_segment_for_revs(rev, rev)[1]
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	890 if compression_mode == COMP_MODE_PLAIN:
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	891 uncomp = data
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	892 elif compression_mode == COMP_MODE_DEFAULT:
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	893 uncomp = self._decompressor(data)
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	894 elif compression_mode == COMP_MODE_INLINE:
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	895 uncomp = self.decompress(data)
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	896 else:
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	897 msg = b'unknown compression mode %d'
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	898 msg %= compression_mode
9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	899 raise error.RevlogError(msg)
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	900 if self._uncompressed_chunk_cache is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	901 self._uncompressed_chunk_cache.insert(rev, uncomp, cost=len(uncomp))
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	902 return uncomp
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	903
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	904 def _chunks(self, revs, targetsize=None):
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	905 """Obtain decompressed chunks for the specified revisions.
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	906
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	907 Accepts an iterable of numeric revisions that are assumed to be in
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	908 ascending order. Also accepts an optional already-open file handle
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	909 to be used for reading. If used, the seek position of the file will
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	910 not be preserved.
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	911
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	912 This function is similar to calling ``self._chunk()`` multiple times,
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	913 but is faster.
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	914
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	915 Returns a list with decompressed data for each requested revision.
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	916 """
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	917 if not revs:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	918 return []
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	919 start = self.start
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	920 length = self.length
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	921 inline = self.inline
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	922 iosize = self.index.entry_size
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	923 buffer = util.buffer
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	924
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	925 fetched_revs = []
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	926 fadd = fetched_revs.append
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	927
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	928 chunks = []
c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	929 ladd = chunks.append
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	930
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	931 if self._uncompressed_chunk_cache is None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	932 fetched_revs = revs
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	933 else:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	934 for rev in revs:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	935 cached_value = self._uncompressed_chunk_cache.get(rev)
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	936 if cached_value is None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	937 fadd(rev)
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	938 else:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	939 ladd((rev, cached_value))
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	940
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	941 if not fetched_revs:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	942 slicedchunks = ()
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	943 elif not self.data_config.with_sparse_read:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	944 slicedchunks = (fetched_revs,)
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	945 else:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	946 slicedchunks = deltautil.slicechunk(
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	947 self,
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	948 fetched_revs,
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	949 targetsize=targetsize,
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	950 )
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	951
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	952 for revschunk in slicedchunks:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	953 firstrev = revschunk[0]
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	954 # Skip trailing revisions with empty diff
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	955 for lastrev in revschunk[::-1]:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	956 if length(lastrev) != 0:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	957 break
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	958
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	959 try:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	960 offset, data = self.get_segment_for_revs(firstrev, lastrev)
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	961 except OverflowError:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	962 # issue4215 - we can't cache a run of chunks greater than
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	963 # 2G on Windows
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	964 for rev in revschunk:
c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	965 ladd((rev, self._chunk(rev)))
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	966
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	967 decomp = self.decompress
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	968 # self._decompressor might be None, but will not be used in that case
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	969 def_decomp = self._decompressor
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	970 for rev in revschunk:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	971 chunkstart = start(rev)
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	972 if inline:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	973 chunkstart += (rev + 1) * iosize
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	974 chunklength = length(rev)
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	975 comp_mode = self.index[rev][10]
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	976 c = buffer(data, chunkstart - offset, chunklength)
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	977 if comp_mode == COMP_MODE_PLAIN:
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	978 c = c
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	979 elif comp_mode == COMP_MODE_INLINE:
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	980 c = decomp(c)
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	981 elif comp_mode == COMP_MODE_DEFAULT:
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	982 c = def_decomp(c)
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	983 else:
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	984 msg = b'unknown compression mode %d'
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	985 msg %= comp_mode
e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	986 raise error.RevlogError(msg)
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	987 ladd((rev, c))
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	988 if self._uncompressed_chunk_cache is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	989 self._uncompressed_chunk_cache.insert(rev, c, len(c))
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	990
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	991 chunks.sort()
51111 c2d2e5b65def revlog: minor refactor in the chunk gather process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51110 diff changeset	992 return [x[1] for x in chunks]
51098 e8ad6d8de8b8 revlog: move the `_chunks` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51097 diff changeset	993
51101 be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	994 def raw_text(self, node, rev):
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	995 """return the possibly unvalidated rawtext for a revision
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	996
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	997 returns (rev, rawtext, validated)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	998 """
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	999
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1000 # revision in the cache (could be useful to apply delta)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1001 cachedrev = None
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1002 # An intermediate text to apply deltas to
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1003 basetext = None
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1004
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1005 # Check if we have the entry in cache
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1006 # The cache entry looks like (node, rev, rawtext)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1007 if self._revisioncache:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1008 cachedrev = self._revisioncache[1]
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1009
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1010 chain, stopped = self._deltachain(rev, stoprev=cachedrev)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1011 if stopped:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1012 basetext = self._revisioncache[2]
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1013
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1014 # drop cache to save memory, the caller is expected to
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1015 # update self._inner._revisioncache after validating the text
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1016 self._revisioncache = None
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1017
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1018 targetsize = None
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1019 rawsize = self.index[rev][2]
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1020 if 0 <= rawsize:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1021 targetsize = 4 * rawsize
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1022
51112 0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1023 if self._uncompressed_chunk_cache is not None:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1024 # dynamically update the uncompressed_chunk_cache size to the
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1025 # largest revision we saw in this revlog.
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1026 factor = self.data_config.uncompressed_cache_factor
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1027 candidate_size = rawsize * factor
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1028 if candidate_size > self._uncompressed_chunk_cache.maxcost:
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1029 self._uncompressed_chunk_cache.maxcost = candidate_size
0250e45040f1 revlog: add a small cache of unfiltered chunk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51111 diff changeset	1030
51101 be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1031 bins = self._chunks(chain, targetsize=targetsize)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1032 if basetext is None:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1033 basetext = bytes(bins[0])
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1034 bins = bins[1:]
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1035
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1036 rawtext = mdiff.patches(basetext, bins)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1037 del basetext # let us have a chance to free memory early
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1038 return (rev, rawtext, False)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	1039
51102 49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1040 def sidedata(self, rev, sidedata_end):
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1041 """Return the sidedata for a given revision number."""
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1042 index_entry = self.index[rev]
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1043 sidedata_offset = index_entry[8]
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1044 sidedata_size = index_entry[9]
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1045
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1046 if self.inline:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1047 sidedata_offset += self.index.entry_size * (1 + rev)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1048 if sidedata_size == 0:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1049 return {}
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1050
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1051 if sidedata_end < sidedata_offset + sidedata_size:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1052 filename = self.sidedata_file
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1053 end = sidedata_end
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1054 offset = sidedata_offset
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1055 length = sidedata_size
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1056 m = FILE_TOO_SHORT_MSG % (filename, length, offset, end)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1057 raise error.RevlogError(m)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1058
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1059 comp_segment = self._segmentfile_sidedata.read_chunk(
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1060 sidedata_offset, sidedata_size
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1061 )
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1062
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1063 comp = self.index[rev][11]
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1064 if comp == COMP_MODE_PLAIN:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1065 segment = comp_segment
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1066 elif comp == COMP_MODE_DEFAULT:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1067 segment = self._decompressor(comp_segment)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1068 elif comp == COMP_MODE_INLINE:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1069 segment = self.decompress(comp_segment)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1070 else:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1071 msg = b'unknown compression mode %d'
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1072 msg %= comp
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1073 raise error.RevlogError(msg)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1074
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1075 sidedata = sidedatautil.deserialize_sidedata(segment)
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1076 return sidedata
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	1077
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1078 def write_entry(
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1079 self,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1080 transaction,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1081 entry,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1082 data,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1083 link,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1084 offset,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1085 sidedata,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1086 sidedata_offset,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1087 index_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1088 data_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1089 sidedata_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1090 ):
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1091 # Files opened in a+ mode have inconsistent behavior on various
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1092 # platforms. Windows requires that a file positioning call be made
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1093 # when the file handle transitions between reads and writes. See
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1094 # 3686fa2b8eee and the mixedfilemodewrapper in windows.py. On other
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1095 # platforms, Python or the platform itself can be buggy. Some versions
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1096 # of Solaris have been observed to not append at the end of the file
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1097 # if the file was seeked to before the end. See issue4943 for more.
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1098 #
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1099 # We work around this issue by inserting a seek() before writing.
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1100 # Note: This is likely not necessary on Python 3. However, because
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1101 # the file handle is reused for reads and may be seeked there, we need
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1102 # to be careful before changing this.
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1103 if self._writinghandles is None:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1104 msg = b'adding revision outside `revlog._writing` context'
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1105 raise error.ProgrammingError(msg)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1106 ifh, dfh, sdfh = self._writinghandles
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1107 if index_end is None:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1108 ifh.seek(0, os.SEEK_END)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1109 else:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1110 ifh.seek(index_end, os.SEEK_SET)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1111 if dfh:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1112 if data_end is None:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1113 dfh.seek(0, os.SEEK_END)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1114 else:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1115 dfh.seek(data_end, os.SEEK_SET)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1116 if sdfh:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1117 sdfh.seek(sidedata_end, os.SEEK_SET)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1118
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1119 curr = len(self.index) - 1
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1120 if not self.inline:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1121 transaction.add(self.data_file, offset)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1122 if self.sidedata_file:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1123 transaction.add(self.sidedata_file, sidedata_offset)
51109 af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	1124 transaction.add(self.canonical_index_file, curr * len(entry))
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1125 if data[0]:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1126 dfh.write(data[0])
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1127 dfh.write(data[1])
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1128 if sidedata:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1129 sdfh.write(sidedata)
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1130 if self._delay_buffer is None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1131 ifh.write(entry)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1132 else:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1133 self._delay_buffer.append(entry)
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1134 elif self._delay_buffer is not None:
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1135 msg = b'invalid delayed write on inline revlog'
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1136 raise error.ProgrammingError(msg)
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1137 else:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1138 offset += curr * self.index.entry_size
51109 af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	1139 transaction.add(self.canonical_index_file, offset)
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1140 assert not sidedata
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1141 ifh.write(entry)
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1142 ifh.write(data[0])
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1143 ifh.write(data[1])
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1144 return (
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1145 ifh.tell(),
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1146 dfh.tell() if dfh else None,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1147 sdfh.tell() if sdfh else None,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1148 )
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	1149
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1150 def _divert_index(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1151 return self.index_file + b'.a'
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1152
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1153 def delay(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1154 assert not self.is_open
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1155 if self.inline:
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1156 msg = "revlog with delayed write should not be inline"
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1157 raise error.ProgrammingError(msg)
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1158 if self._delay_buffer is not None or self._orig_index_file is not None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1159 # delay or divert already in place
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1160 return None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1161 elif len(self.index) == 0:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1162 self._orig_index_file = self.index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1163 self.index_file = self._divert_index()
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1164 assert self._orig_index_file is not None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1165 assert self.index_file is not None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1166 if self.opener.exists(self.index_file):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1167 self.opener.unlink(self.index_file)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1168 return self.index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1169 else:
51142 66417f55ea33 revlog: avoid exposing delayed index entry too widely in non-inline revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51141 diff changeset	1170 self._delay_buffer = []
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1171 return None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1172
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1173 def write_pending(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1174 assert not self.is_open
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1175 if self.inline:
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1176 msg = "revlog with delayed write should not be inline"
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1177 raise error.ProgrammingError(msg)
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1178 if self._orig_index_file is not None:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1179 return None, True
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1180 any_pending = False
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1181 pending_index_file = self._divert_index()
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1182 if self.opener.exists(pending_index_file):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1183 self.opener.unlink(pending_index_file)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1184 util.copyfile(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1185 self.opener.join(self.index_file),
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1186 self.opener.join(pending_index_file),
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1187 )
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1188 if self._delay_buffer:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1189 with self.opener(pending_index_file, b'r+') as ifh:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1190 ifh.seek(0, os.SEEK_END)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1191 ifh.write(b"".join(self._delay_buffer))
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1192 any_pending = True
51142 66417f55ea33 revlog: avoid exposing delayed index entry too widely in non-inline revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51141 diff changeset	1193 self._delay_buffer = None
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1194 self._orig_index_file = self.index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1195 self.index_file = pending_index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1196 return self.index_file, any_pending
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1197
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1198 def finalize_pending(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1199 assert not self.is_open
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1200 if self.inline:
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1201 msg = "revlog with delayed write should not be inline"
a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1202 raise error.ProgrammingError(msg)
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1203
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1204 delay = self._delay_buffer is not None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1205 divert = self._orig_index_file is not None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1206
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1207 if delay and divert:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1208 assert False, "unreachable"
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1209 elif delay:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1210 if self._delay_buffer:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1211 with self.opener(self.index_file, b'r+') as ifh:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1212 ifh.seek(0, os.SEEK_END)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1213 ifh.write(b"".join(self._delay_buffer))
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	1214 self._delay_buffer = None
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1215 elif divert:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1216 if self.opener.exists(self.index_file):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1217 self.opener.rename(
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1218 self.index_file,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1219 self._orig_index_file,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1220 checkambig=True,
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1221 )
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1222 self.index_file = self._orig_index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1223 self._orig_index_file = None
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1224 else:
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1225 msg = b"not delay or divert found on this revlog"
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1226 raise error.ProgrammingError(msg)
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1227 return self.canonical_index_file
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	1228
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1229
49037 642e31cb55f0 py3: use class X: instead of class X(object): Gregory Szorc <gregory.szorc@gmail.com> parents: 49019 diff changeset	1230 class revlog:
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1231 """
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1232 the underlying revision storage object
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1233
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1234 A revlog consists of two parts, an index and the revision data.
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1235
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1236 The index is a file with a fixed record size containing
6912 b92baef99ebf Fixed docstring typos Martin Geisler <mg@daimi.au.dk> parents: 6891 diff changeset	1237 information on each revision, including its nodeid (hash), the
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1238 nodeids of its parents, the position and offset of its data within
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1239 the data file, and the revision it's based on. Finally, each entry
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1240 contains a linkrev entry that can serve as a pointer to external
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1241 data.
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1242
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1243 The revision data itself is a linear collection of data chunks.
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1244 Each chunk represents a revision and is usually represented as a
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1245 delta against the previous chunk. To bound lookup time, runs of
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1246 deltas are limited to about 2 times the length of the original
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1247 version data. This makes retrieval of a version proportional to
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1248 its size, or O(1) relative to the number of revisions.
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1249
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1250 Both pieces of the revlog are written to in an append-only
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1251 fashion, which means we never need to rewrite a file to insert or
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1252 remove data, and can use some simple techniques to avoid the need
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1253 for locking while reading.
30001 b5e5ddf48bd2 revlog: specify checkambig at writing to avoid file stat ambiguity FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29841 diff changeset	1254
b5e5ddf48bd2 revlog: specify checkambig at writing to avoid file stat ambiguity FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29841 diff changeset	1255 If checkambig, indexfile is opened with checkambig=True at
b5e5ddf48bd2 revlog: specify checkambig at writing to avoid file stat ambiguity FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29841 diff changeset	1256 writing, to avoid file stat ambiguity.
34303 3c9691728237 revlog: add option to mmap revlog index Mark Thomas <mbthomas@fb.com> parents: 34298 diff changeset	1257
3c9691728237 revlog: add option to mmap revlog index Mark Thomas <mbthomas@fb.com> parents: 34298 diff changeset	1258 If mmaplargeindex is True, and an mmapindexthreshold is set, the
3c9691728237 revlog: add option to mmap revlog index Mark Thomas <mbthomas@fb.com> parents: 34298 diff changeset	1259 index will be mmapped rather than read if it is larger than the
3c9691728237 revlog: add option to mmap revlog index Mark Thomas <mbthomas@fb.com> parents: 34298 diff changeset	1260 configured threshold.
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	1261
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	1262 If censorable is True, the revlog can have censored revisions.
42478 bc4373babd04 revlog: add the option to track the expected compression upper bound Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42468 diff changeset	1263
bc4373babd04 revlog: add the option to track the expected compression upper bound Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42468 diff changeset	1264 If `upperboundcomp` is not None, this is the expected maximal gain from
bc4373babd04 revlog: add the option to track the expected compression upper bound Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42468 diff changeset	1265 compression for the data content.
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1266
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1267 `concurrencychecker` is an optional function that receives 3 arguments: a
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1268 file handle, a filename, and an expected position. It should check whether
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1269 the current position in the file handle is valid, and log/warn/fail (by
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1270 raising).
47257 02a4463565ea revlog: improve documentation of the entry tuple Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47256 diff changeset	1271
47399 7a0ec25d5836 revlog: move entry documentation alongside new related constants Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47397 diff changeset	1272 See mercurial/revlogutils/contants.py for details about the content of an
7a0ec25d5836 revlog: move entry documentation alongside new related constants Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47397 diff changeset	1273 index entry.
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1274 """
42996 3674797ae8b9 flagprocessors: move _flagserrorclass attribute on revlog & co Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42995 diff changeset	1275
3674797ae8b9 flagprocessors: move _flagserrorclass attribute on revlog & co Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42995 diff changeset	1276 _flagserrorclass = error.RevlogError
3674797ae8b9 flagprocessors: move _flagserrorclass attribute on revlog & co Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42995 diff changeset	1277
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1278 @staticmethod
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1279 def is_inline_index(header_bytes):
51007 4ea606568f61 revlog: document the `is_inline_index` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50952 diff changeset	1280 """Determine if a revlog is inline from the initial bytes of the index"""
50789 74c004a515bc stream-clone: fix a crash when a repo with an empty revlog is cloned Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 50761 diff changeset	1281 if len(header_bytes) == 0:
74c004a515bc stream-clone: fix a crash when a repo with an empty revlog is cloned Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 50761 diff changeset	1282 return True
74c004a515bc stream-clone: fix a crash when a repo with an empty revlog is cloned Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 50761 diff changeset	1283
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1284 header = INDEX_HEADER.unpack(header_bytes)[0]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1285
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1286 _format_flags = header & ~0xFFFF
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1287 _format_version = header & 0xFFFF
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1288
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1289 features = FEATURES_BY_VERSION[_format_version]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1290 return features[b'inline'](_format_flags)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1291
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1292 def __init__(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1293 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1294 opener,
47089 4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1295 target,
47164 8d3c2f9d4af7 revlog: use a "radix" to address revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47163 diff changeset	1296 radix,
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1297 postfix=None, # only exist for `tmpcensored` now
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1298 checkambig=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1299 mmaplargeindex=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1300 censorable=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1301 upperboundcomp=None,
44351 5962fd0d1045 nodemap: write nodemap data on disk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44073 diff changeset	1302 persistentnodemap=False,
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1303 concurrencychecker=None,
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1304 trypending=False,
50316 87f0155d68aa revlog: improve the robustness of the splitting process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49923 diff changeset	1305 try_split=False,
49077 5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1306 canonical_parent_order=True,
51138 c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1307 data_config=None,
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1308 delta_config=None,
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1309 feature_config=None,
51139 e9eac01c57f3 revlog: add a `may_inline` argument to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51138 diff changeset	1310 may_inline=True, # may inline new revlog
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1311 ):
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1312 """
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1313 create a revlog object
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1314
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1315 opener is a function that abstracts the file opening operation
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1316 and can be used to implement COW semantics or the like.
42478 bc4373babd04 revlog: add the option to track the expected compression upper bound Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42468 diff changeset	1317
47089 4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1318 `target`: a (KIND, ID) tuple that identify the content stored in
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1319 this revlog. It help the rest of the code to understand what the revlog
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1320 is about without having to resort to heuristic and index filename
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1321 analysis. Note: that this must be reliably be set by normal code, but
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1322 that test, debug, or performance measurement code might not set this to
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1323 accurate value.
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	1324 """
47164 8d3c2f9d4af7 revlog: use a "radix" to address revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47163 diff changeset	1325
8d3c2f9d4af7 revlog: use a "radix" to address revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47163 diff changeset	1326 self.radix = radix
8d3c2f9d4af7 revlog: use a "radix" to address revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47163 diff changeset	1327
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1328 self._docket_file = None
47182 cacb08f357ed revlog: define the actual index and datafile at loading time Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47181 diff changeset	1329 self._indexfile = None
cacb08f357ed revlog: define the actual index and datafile at loading time Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47181 diff changeset	1330 self._datafile = None
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1331 self._sidedatafile = None
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1332 self._nodemap_file = None
47159 c6b8d5d91e73 revlog: deal with special "postfix" explicitely Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47158 diff changeset	1333 self.postfix = postfix
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1334 self._trypending = trypending
50316 87f0155d68aa revlog: improve the robustness of the splitting process Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49923 diff changeset	1335 self._try_split = try_split
51139 e9eac01c57f3 revlog: add a `may_inline` argument to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51138 diff changeset	1336 self._may_inline = may_inline
47165 24be247a13b4 revlog: stop usage of `_indexfile` to computing nodemap path Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47164 diff changeset	1337 self.opener = opener
44351 5962fd0d1045 nodemap: write nodemap data on disk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44073 diff changeset	1338 if persistentnodemap:
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1339 self._nodemap_file = nodemaputil.get_nodemap_file(self)
47165 24be247a13b4 revlog: stop usage of `_indexfile` to computing nodemap path Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47164 diff changeset	1340
47089 4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1341 assert target[0] in ALL_KINDS
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1342 assert len(target) == 2
4c041c71ec01 revlog: introduce an explicit tracking of what the revlog is about Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47082 diff changeset	1343 self.target = target
51138 c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1344 if feature_config is not None:
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1345 self.feature_config = feature_config.copy()
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1346 elif b'feature-config' in self.opener.options:
51036 133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1347 self.feature_config = self.opener.options[b'feature-config'].copy()
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1348 else:
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1349 self.feature_config = FeatureConfig()
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1350 self.feature_config.censorable = censorable
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1351 self.feature_config.canonical_parent_order = canonical_parent_order
51138 c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1352 if data_config is not None:
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1353 self.data_config = data_config.copy()
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1354 elif b'data-config' in self.opener.options:
51036 133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1355 self.data_config = self.opener.options[b'data-config'].copy()
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1356 else:
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1357 self.data_config = DataConfig()
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1358 self.data_config.check_ambig = checkambig
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1359 self.data_config.mmap_large_index = mmaplargeindex
51138 c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1360 if delta_config is not None:
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1361 self.delta_config = delta_config.copy()
c136c797740e revlog: allow explicit passing of config to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51116 diff changeset	1362 elif b'delta-config' in self.opener.options:
51036 133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1363 self.delta_config = self.opener.options[b'delta-config'].copy()
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1364 else:
133f5a54ed9d revlog: create the revlog object at the repository level Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51035 diff changeset	1365 self.delta_config = DeltaConfig()
51087 5645524c6b62 revlog: also migrates `revlog.upperboundcomp` to ConfigClass Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51086 diff changeset	1366 self.delta_config.upper_bound_comp = upperboundcomp
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1367
29841 92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1368 # Maps rev to chain base rev.
92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1369 self._chainbasecache = util.lrucachedict(100)
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1370
43573 845e5b313783 revlog: move the nodemap into the index object (for pure) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43572 diff changeset	1371 self.index = None
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1372 self._docket = None
44366 76a96e3a2bbb nodemap: keep track of the docket for loaded data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44363 diff changeset	1373 self._nodemap_docket = None
27070 7860366b46c9 revlog: improve documentation Gregory Szorc <gregory.szorc@gmail.com> parents: 26907 diff changeset	1374 # Mapping of partial identifiers to full nodes.
13258 c2661863f16f revlog: introduce a cache for partial lookups Matt Mackall <mpm@selenic.com> parents: 13254 diff changeset	1375 self._pcache = {}
4985 e6525e459157 revlog: simplify revlog.__init__ Matt Mackall <mpm@selenic.com> parents: 4984 diff changeset	1376
49778 45d7b8c380d7 changelog-v2: add a configuration to disable rank computation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49772 diff changeset	1377 # other optionnals features
45d7b8c380d7 changelog-v2: add a configuration to disable rank computation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49772 diff changeset	1378
39784 7b2b42fc377a revlog: store flag processors per revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 39783 diff changeset	1379 # Make copy of flag processors so each revlog instance can support
7b2b42fc377a revlog: store flag processors per revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 39783 diff changeset	1380 # custom flags.
42746 05c80f9ef100 flagutil: move the `flagprocessors` mapping in the new module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42745 diff changeset	1381 self._flagprocessors = dict(flagutil.flagprocessors)
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	1382 # prevent nesting of addgroup
906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	1383 self._adding_group = None
40671 e9293c5f8bb9 revlog: automatically read from opened file handles Gregory Szorc <gregory.szorc@gmail.com> parents: 40670 diff changeset	1384
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1385 chunk_cache = self._loadindex()
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1386 self._load_inner(chunk_cache)
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1387 self._concurrencychecker = concurrencychecker
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	1388
47158 b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1389 def _init_opts(self):
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1390 """process options (from above/config) to setup associated default revlog mode
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1391
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1392 These values might be affected when actually reading on disk information.
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1393
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1394 The relevant values are returned for use in _loadindex().
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1395
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1396 * newversionflags:
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1397 version header to use if we need to create a new revlog
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1398
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1399 * mmapindexthreshold:
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1400 minimal index size for start to use mmap
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1401
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1402 * force_nodemap:
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1403 force the usage of a "development" version of the nodemap code
b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1404 """
43027 3518da504303 vfs: give all vfs an options attribute by default Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43026 diff changeset	1405 opts = self.opener.options
41200 cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1406
47274 6c84fc9c9a90 changelogv2: introduce a "changelogv2" feature Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47272 diff changeset	1407 if b'changelogv2' in opts and self.revlog_kind == KIND_CHANGELOG:
47277 921648d31553 changelogv2: use a dedicated version number Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47274 diff changeset	1408 new_header = CHANGELOGV2
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1409 compute_rank = opts.get(b'changelogv2.compute-rank', True)
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1410 self.feature_config.compute_rank = compute_rank
47274 6c84fc9c9a90 changelogv2: introduce a "changelogv2" feature Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47272 diff changeset	1411 elif b'revlogv2' in opts:
47272 80164d50ae3d revlogv2: no longer attempt to use inline for new revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47270 diff changeset	1412 new_header = REVLOGV2
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1413 elif b'revlogv1' in opts:
51139 e9eac01c57f3 revlog: add a `may_inline` argument to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51138 diff changeset	1414 new_header = REVLOGV1
e9eac01c57f3 revlog: add a `may_inline` argument to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51138 diff changeset	1415 if self._may_inline:
e9eac01c57f3 revlog: add a `may_inline` argument to revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51138 diff changeset	1416 new_header \|= FLAG_INLINE_DATA
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1417 if b'generaldelta' in opts:
47185 729668105901 revlog: rename `newversionflags` to `new_header` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47184 diff changeset	1418 new_header \|= FLAG_GENERALDELTA
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1419 elif b'revlogv0' in self.opener.options:
47185 729668105901 revlog: rename `newversionflags` to `new_header` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47184 diff changeset	1420 new_header = REVLOGV0
41200 cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1421 else:
47185 729668105901 revlog: rename `newversionflags` to `new_header` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47184 diff changeset	1422 new_header = REVLOG_DEFAULT_VERSION
41200 cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1423
51047 027bc364524b revlog: skip opener options to pass mmap_index_threshold value Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51046 diff changeset	1424 mmapindexthreshold = None
51054 3977068c638c revlog: remove legacy usage of `_mmaplargeindex` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51053 diff changeset	1425 if self.data_config.mmap_large_index:
51047 027bc364524b revlog: skip opener options to pass mmap_index_threshold value Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51046 diff changeset	1426 mmapindexthreshold = self.data_config.mmap_index_threshold
51046 683b96c416d8 revlog: skip opener options to pass enable_ellipsis Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51045 diff changeset	1427 if self.feature_config.enable_ellipsis:
41200 cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1428 self._flagprocessors[REVIDX_ELLIPSIS] = ellipsisprocessor
cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1429
cecf3f8bccd3 revlog: always process opener options Gregory Szorc <gregory.szorc@gmail.com> parents: 41118 diff changeset	1430 # revlog v0 doesn't have flag processors
49019 ceafb0f81250 revlog: remove pycompat.iteritems() Gregory Szorc <gregory.szorc@gmail.com> parents: 49004 diff changeset	1431 for flag, processor in opts.get(b'flagprocessors', {}).items():
42748 5109217a9ab6 flagutil: move insertflagprocessor to the new module (API) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42747 diff changeset	1432 flagutil.insertflagprocessor(flag, processor, self._flagprocessors)
40267 9d5ddf55415b revlog: allow flag processors to be applied via store options Matt Harbison <matt_harbison@yahoo.com> parents: 40180 diff changeset	1433
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1434 chunk_cache_size = self.data_config.chunk_cache_size
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1435 if chunk_cache_size <= 0:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1436 raise error.RevlogError(
43117 8ff1ecfadcd1 cleanup: join string literals that are already on one line Martin von Zweigbergk <martinvonz@google.com> parents: 43106 diff changeset	1437 _(b'revlog chunk cache size %r is not greater than 0')
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1438 % chunk_cache_size
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1439 )
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1440 elif chunk_cache_size & (chunk_cache_size - 1):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1441 raise error.RevlogError(
43117 8ff1ecfadcd1 cleanup: join string literals that are already on one line Martin von Zweigbergk <martinvonz@google.com> parents: 43106 diff changeset	1442 _(b'revlog chunk cache size %r is not a power of 2')
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1443 % chunk_cache_size
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1444 )
47158 b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1445 force_nodemap = opts.get(b'devel-force-nodemap', False)
47185 729668105901 revlog: rename `newversionflags` to `new_header` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47184 diff changeset	1446 return new_header, mmapindexthreshold, force_nodemap
47158 b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1447
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1448 def _get_data(self, filepath, mmap_threshold, size=None):
47183 a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1449 """return a file content with or without mmap
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1450
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1451 If the file is missing return the empty string"""
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1452 try:
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1453 with self.opener(filepath) as fp:
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1454 if mmap_threshold is not None:
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1455 file_size = self.opener.fstat(fp).st_size
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1456 if file_size >= mmap_threshold:
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1457 if size is not None:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1458 # avoid potentiel mmap crash
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1459 size = min(file_size, size)
47183 a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1460 # TODO: should .close() to release resources without
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1461 # relying on Python GC
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1462 if size is None:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1463 return util.buffer(util.mmapread(fp))
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1464 else:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1465 return util.buffer(util.mmapread(fp, size))
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1466 if size is None:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1467 return fp.read()
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1468 else:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1469 return fp.read(size)
49314 2e726c934fcd py3: catch FileNotFoundError instead of checking errno == ENOENT Manuel Jacob <me@manueljacob.de> parents: 49292 diff changeset	1470 except FileNotFoundError:
47183 a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1471 return b''
a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1472
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1473 def get_streams(self, max_linkrev, force_inline=False):
51008 273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1474 """return a list of streams that represent this revlog
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1475
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1476 This is used by stream-clone to do bytes to bytes copies of a repository.
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1477
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1478 This streams data for all revisions that refer to a changelog revision up
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1479 to `max_linkrev`.
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1480
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1481 If `force_inline` is set, it enforces that the stream will represent an inline revlog.
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1482
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1483 It returns is a list of three-tuple:
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1484
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1485 [
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1486 (filename, bytes_stream, stream_size),
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1487 …
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1488 ]
273434748051 revlog: document the `get_streams` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51007 diff changeset	1489 """
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1490 n = len(self)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1491 index = self.index
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1492 while n > 0:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1493 linkrev = index[n - 1][4]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1494 if linkrev < max_linkrev:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1495 break
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1496 # note: this loop will rarely go through multiple iterations, since
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1497 # it only traverses commits created during the current streaming
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1498 # pull operation.
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1499 #
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1500 # If this become a problem, using a binary search should cap the
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1501 # runtime of this.
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1502 n = n - 1
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1503 if n == 0:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1504 # no data to send
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1505 return []
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1506 index_size = n * index.entry_size
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1507 data_size = self.end(n - 1)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1508
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1509 # XXX we might have been split (or stripped) since the object
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1510 # initialization, We need to close this race too, but having a way to
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1511 # pre-open the file we feed to the revlog and never closing them before
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1512 # we are done streaming.
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1513
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1514 if self._inline:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1515
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1516 def get_stream():
51085 5ffee3cff8de revlog: remove the `_indexfp` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51084 diff changeset	1517 with self.opener(self._indexfile, mode=b"r") as fp:
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1518 yield None
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1519 size = index_size + data_size
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1520 if size <= 65536:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1521 yield fp.read(size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1522 else:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1523 yield from util.filechunkiter(fp, limit=size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1524
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1525 inline_stream = get_stream()
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1526 next(inline_stream)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1527 return [
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1528 (self._indexfile, inline_stream, index_size + data_size),
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1529 ]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1530 elif force_inline:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1531
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1532 def get_stream():
51023 720e5a5f2b95 stream-clone: use `revlog.reading` in `revlog.get_streams` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51021 diff changeset	1533 with self.reading():
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1534 yield None
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1535
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1536 for rev in range(n):
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1537 idx = self.index.entry_binary(rev)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1538 if rev == 0 and self._docket is None:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1539 # re-inject the inline flag
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1540 header = self._format_flags
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1541 header \|= self._format_version
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1542 header \|= FLAG_INLINE_DATA
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1543 header = self.index.pack_header(header)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1544 idx = header + idx
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1545 yield idx
51091 df50a1592e0c revlog: move _getsegmentforrevs on the internal object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51090 diff changeset	1546 yield self._inner.get_segment_for_revs(rev, rev)[1]
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1547
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1548 inline_stream = get_stream()
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1549 next(inline_stream)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1550 return [
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1551 (self._indexfile, inline_stream, index_size + data_size),
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1552 ]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1553 else:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1554
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1555 def get_index_stream():
51085 5ffee3cff8de revlog: remove the `_indexfp` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51084 diff changeset	1556 with self.opener(self._indexfile, mode=b"r") as fp:
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1557 yield None
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1558 if index_size <= 65536:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1559 yield fp.read(index_size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1560 else:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1561 yield from util.filechunkiter(fp, limit=index_size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1562
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1563 def get_data_stream():
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1564 with self._datafp() as fp:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1565 yield None
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1566 if data_size <= 65536:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1567 yield fp.read(data_size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1568 else:
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1569 yield from util.filechunkiter(fp, limit=data_size)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1570
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1571 index_stream = get_index_stream()
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1572 next(index_stream)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1573 data_stream = get_data_stream()
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1574 next(data_stream)
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1575 return [
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1576 (self._datafile, data_stream, data_size),
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1577 (self._indexfile, index_stream, index_size),
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1578 ]
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1579
47408 f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1580 def _loadindex(self, docket=None):
47185 729668105901 revlog: rename `newversionflags` to `new_header` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47184 diff changeset	1581 new_header, mmapindexthreshold, force_nodemap = self._init_opts()
47182 cacb08f357ed revlog: define the actual index and datafile at loading time Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47181 diff changeset	1582
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1583 if self.postfix is not None:
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1584 entry_point = b'%s.i.%s' % (self.radix, self.postfix)
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1585 elif self._trypending and self.opener.exists(b'%s.i.a' % self.radix):
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1586 entry_point = b'%s.i.a' % self.radix
50390 978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	1587 elif self._try_split and self.opener.exists(self._split_index_file):
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	1588 entry_point = self._split_index_file
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	1589 else:
47189 21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1590 entry_point = b'%s.i' % self.radix
47182 cacb08f357ed revlog: define the actual index and datafile at loading time Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47181 diff changeset	1591
47408 f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1592 if docket is not None:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1593 self._docket = docket
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1594 self._docket_file = entry_point
47183 a13f72b9ccfb revlog: move index reading logic in a dedicated method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47182 diff changeset	1595 else:
47408 f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1596 self._initempty = True
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1597 entry_data = self._get_data(entry_point, mmapindexthreshold)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1598 if len(entry_data) > 0:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1599 header = INDEX_HEADER.unpack(entry_data[:4])[0]
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1600 self._initempty = False
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1601 else:
47408 f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1602 header = new_header
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1603
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1604 self._format_flags = header & ~0xFFFF
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1605 self._format_version = header & 0xFFFF
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1606
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1607 supported_flags = SUPPORTED_FLAGS.get(self._format_version)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1608 if supported_flags is None:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1609 msg = _(b'unknown version (%d) in revlog %s')
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1610 msg %= (self._format_version, self.display_id)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1611 raise error.RevlogError(msg)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1612 elif self._format_flags & ~supported_flags:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1613 msg = _(b'unknown flags (%#04x) in version %d revlog %s')
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1614 display_flag = self._format_flags >> 16
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1615 msg %= (display_flag, self._format_version, self.display_id)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1616 raise error.RevlogError(msg)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1617
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1618 features = FEATURES_BY_VERSION[self._format_version]
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1619 self._inline = features[b'inline'](self._format_flags)
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1620 self.delta_config.general_delta = features[b'generaldelta'](
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1621 self._format_flags
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1622 )
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1623 self.feature_config.has_side_data = features[b'sidedata']
47408 f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1624
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1625 if not features[b'docket']:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1626 self._indexfile = entry_point
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1627 index_data = entry_data
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1628 else:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1629 self._docket_file = entry_point
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1630 if self._initempty:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1631 self._docket = docketutil.default_docket(self, header)
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1632 else:
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1633 self._docket = docketutil.parse_docket(
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1634 self, entry_data, use_pending=self._trypending
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1635 )
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1636
f7f082bc0e7c revlog: allow to pass an existing docket to `_loadindex()` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47405 diff changeset	1637 if self._docket is not None:
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1638 self._indexfile = self._docket.index_filepath()
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1639 index_data = b''
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1640 index_size = self._docket.index_end
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1641 if index_size > 0:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1642 index_data = self._get_data(
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1643 self._indexfile, mmapindexthreshold, size=index_size
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1644 )
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1645 if len(index_data) < index_size:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1646 msg = _(b'too few index data for %s: got %d, expected %d')
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1647 msg %= (self.display_id, len(index_data), index_size)
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1648 raise error.RevlogError(msg)
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	1649
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1650 self._inline = False
616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1651 # generaldelta implied by version 2 revlogs.
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1652 self.delta_config.general_delta = True
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1653 # the logic for persistent nodemap will be dealt with within the
616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1654 # main docket, so disable it for now.
616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	1655 self._nodemap_file = None
47189 21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1656
47332 0a3fa41fa719 revlogv2: use a unique filename for data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47305 diff changeset	1657 if self._docket is not None:
0a3fa41fa719 revlogv2: use a unique filename for data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47305 diff changeset	1658 self._datafile = self._docket.data_filepath()
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1659 self._sidedatafile = self._docket.sidedata_filepath()
47332 0a3fa41fa719 revlogv2: use a unique filename for data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47305 diff changeset	1660 elif self.postfix is None:
47189 21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1661 self._datafile = b'%s.d' % self.radix
21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1662 else:
21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1663 self._datafile = b'%s.d.%s' % (self.radix, self.postfix)
21ef5f75edf0 revlog: use "entry_point" phrasing for loading the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47188 diff changeset	1664
46793 6266d19556ad node: introduce nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46792 diff changeset	1665 self.nodeconstants = sha1nodeconstants
6266d19556ad node: introduce nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46792 diff changeset	1666 self.nullid = self.nodeconstants.nullid
6266d19556ad node: introduce nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46792 diff changeset	1667
41312 189e06b2d719 revlog: make sure we never use sparserevlog without general delta (issue6056) Boris Feld <boris.feld@octobus.net> parents: 41310 diff changeset	1668 # sparse-revlog can't be on without general-delta (issue6056)
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	1669 if not self.delta_config.general_delta:
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	1670 self.delta_config.sparse_revlog = False
4985 e6525e459157 revlog: simplify revlog.__init__ Matt Mackall <mpm@selenic.com> parents: 4984 diff changeset	1671
39260 0a5b20c107a6 repository: remove storedeltachains from ifilestorage Gregory Szorc <gregory.szorc@gmail.com> parents: 39259 diff changeset	1672 self._storedeltachains = True
30154 5e72129d75ed revlog: add instance variable controlling delta chain use Gregory Szorc <gregory.szorc@gmail.com> parents: 30014 diff changeset	1673
44356 6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44353 diff changeset	1674 devel_nodemap = (
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1675 self._nodemap_file
47158 b6e1fe7ac24b revlog: split the option initialisation in its own method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47157 diff changeset	1676 and force_nodemap
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	1677 and parse_index_v1_nodemap is not None
44356 6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44353 diff changeset	1678 )
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44353 diff changeset	1679
44523 e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1680 use_rust_index = False
e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1681 if rustrevlog is not None:
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1682 if self._nodemap_file is not None:
44523 e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1683 use_rust_index = True
e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1684 else:
51259 633408a0f2e2 revlog: always use a Rust index for REVLOGv1 if rustext is present Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51212 diff changeset	1685 # Using the CIndex is not longer possible, as the
633408a0f2e2 revlog: always use a Rust index for REVLOGv1 if rustext is present Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51212 diff changeset	1686 # `AncestorsIterator` and `LazyAncestors` classes now require
633408a0f2e2 revlog: always use a Rust index for REVLOGv1 if rustext is present Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51212 diff changeset	1687 # a Rust index for instantiation.
633408a0f2e2 revlog: always use a Rust index for REVLOGv1 if rustext is present Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51212 diff changeset	1688 use_rust_index = True
44523 e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1689
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	1690 self._parse_index = parse_index_v1
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	1691 if self._format_version == REVLOGV0:
47079 724db234b790 revlog: code for `revlogv0` in its own module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47078 diff changeset	1692 self._parse_index = revlogv0.parse_index_v0
47187 ef7a8a1622ad revlog: directly use self._format_version when loading index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47186 diff changeset	1693 elif self._format_version == REVLOGV2:
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	1694 self._parse_index = parse_index_v2
47277 921648d31553 changelogv2: use a dedicated version number Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47274 diff changeset	1695 elif self._format_version == CHANGELOGV2:
47281 25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47280 diff changeset	1696 self._parse_index = parse_index_cl_v2
44356 6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44353 diff changeset	1697 elif devel_nodemap:
47077 5e64c93d5f94 revlog: remove the revlogio class Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47075 diff changeset	1698 self._parse_index = parse_index_v1_nodemap
44523 e7fff9c3cdac rust-nodemap: automatically use the rust index for persistent nodemap Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44511 diff changeset	1699 elif use_rust_index:
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51211 diff changeset	1700 self._parse_index = functools.partial(
51275 f94c10334bcb rust-index: renamed `MixedIndex` as `Index` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51274 diff changeset	1701 parse_index_v1_rust, default_header=new_header
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51211 diff changeset	1702 )
13265 04b302ce2781 revlog: always add the magic nullid/nullrev entry in parseindex Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 13264 diff changeset	1703 try:
47190 8b549ea4bebf revlog: rename `indexdata` to entry_data Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47189 diff changeset	1704 d = self._parse_index(index_data, self._inline)
47431 e0a314bcbc9d revlog: Extract low-level random-access file read caching logic Simon Sapin <simon.sapin@octobus.net> parents: 47420 diff changeset	1705 index, chunkcache = d
44363 671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1706 use_nodemap = (
671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1707 not self._inline
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1708 and self._nodemap_file is not None
50951 d718eddf01d9 safehasattr: drop usage in favor of hasattr Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50761 diff changeset	1709 and hasattr(index, 'update_nodemap_data')
44363 671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1710 )
671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1711 if use_nodemap:
671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1712 nodemap_data = nodemaputil.persisted_data(self)
671f9479af0e nodemap: provide the on disk data to indexes who support it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44356 diff changeset	1713 if nodemap_data is not None:
44525 6c906eaedd0d nodemap: track the tip_node for validation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44523 diff changeset	1714 docket = nodemap_data[0]
44803 affe0fb42250 nodemap: fix validity checking when revlog is too short Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44526 diff changeset	1715 if (
affe0fb42250 nodemap: fix validity checking when revlog is too short Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44526 diff changeset	1716 len(d[0]) > docket.tip_rev
affe0fb42250 nodemap: fix validity checking when revlog is too short Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44526 diff changeset	1717 and d[0][docket.tip_rev][7] == docket.tip_node
affe0fb42250 nodemap: fix validity checking when revlog is too short Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44526 diff changeset	1718 ):
44525 6c906eaedd0d nodemap: track the tip_node for validation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44523 diff changeset	1719 # no changelog tampering
6c906eaedd0d nodemap: track the tip_node for validation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44523 diff changeset	1720 self._nodemap_docket = docket
6c906eaedd0d nodemap: track the tip_node for validation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44523 diff changeset	1721 index.update_nodemap_data(*nodemap_data)
13265 04b302ce2781 revlog: always add the magic nullid/nullrev entry in parseindex Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 13264 diff changeset	1722 except (ValueError, IndexError):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1723 raise error.RevlogError(
47172 e1936ae27897 revlog: use revlog.display_id for corruption error Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47171 diff changeset	1724 _(b"index %s is corrupted") % self.display_id
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1725 )
47431 e0a314bcbc9d revlog: Extract low-level random-access file read caching logic Simon Sapin <simon.sapin@octobus.net> parents: 47420 diff changeset	1726 self.index = index
23306 f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	1727 # revnum -> (chain-length, sum-delta-length)
45802 8719a5b68419 revlog: use LRU for the chain cache Joerg Sonnenberger <joerg@bec.de> parents: 45735 diff changeset	1728 self._chaininfocache = util.lrucachedict(500)
116 e484cd5ec282 Only use lazy indexing for big indices and avoid the overhead of the mpm@selenic.com parents: 115 diff changeset	1729
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1730 return chunkcache
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1731
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1732 def _load_inner(self, chunk_cache):
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1733 if self._docket is None:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1734 default_compression_header = None
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1735 else:
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1736 default_compression_header = self._docket.default_compression_header
a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1737
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1738 self._inner = _InnerRevlog(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1739 opener=self.opener,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1740 index=self.index,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1741 index_file=self._indexfile,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1742 data_file=self._datafile,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1743 sidedata_file=self._sidedatafile,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1744 inline=self._inline,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1745 data_config=self.data_config,
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	1746 delta_config=self.delta_config,
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1747 feature_config=self.feature_config,
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1748 chunk_cache=chunk_cache,
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	1749 default_compression_header=default_compression_header,
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	1750 )
116 e484cd5ec282 Only use lazy indexing for big indices and avoid the overhead of the mpm@selenic.com parents: 115 diff changeset	1751
50694 a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1752 def get_revlog(self):
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1753 """simple function to mirror API of other not-really-revlog API"""
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1754 return self
a41eeb877d07 branching: merge with stable Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50391 diff changeset	1755
30795 78ac56aebab6 revlog: use compression engine API for compression Gregory Szorc <gregory.szorc@gmail.com> parents: 30793 diff changeset	1756 @util.propertycache
47090 64cd1496bb70 revlog: replace the old `revlog_kind` approach with the new `target` one Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47089 diff changeset	1757 def revlog_kind(self):
64cd1496bb70 revlog: replace the old `revlog_kind` approach with the new `target` one Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47089 diff changeset	1758 return self.target[0]
64cd1496bb70 revlog: replace the old `revlog_kind` approach with the new `target` one Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47089 diff changeset	1759
64cd1496bb70 revlog: replace the old `revlog_kind` approach with the new `target` one Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47089 diff changeset	1760 @util.propertycache
47167 fbf38517d17d revlog: introduce a `display_id` property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47165 diff changeset	1761 def display_id(self):
fbf38517d17d revlog: introduce a `display_id` property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47165 diff changeset	1762 """The public facing "ID" of the revlog that we use in message"""
49712 92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1763 if self.revlog_kind == KIND_FILELOG:
92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1764 # Reference the file without the "data/" prefix, so it is familiar
92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1765 # to the user.
92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1766 return self.target[1]
92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1767 else:
92892dff03f3 revlog: use the user facing filename as the display_id for filelogs Matt Harbison <matt_harbison@yahoo.com> parents: 49711 diff changeset	1768 return self.radix
47167 fbf38517d17d revlog: introduce a `display_id` property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47165 diff changeset	1769
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1770 def _datafp(self, mode=b'r'):
36006 61326dd7cb8d revlog: move datafile opening in a method Boris Feld <boris.feld@octobus.net> parents: 35885 diff changeset	1771 """file object for the revlog's data file"""
47163 396442cd7e6a revlog: rename `datafile` to `datafile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47162 diff changeset	1772 return self.opener(self._datafile, mode=mode)
36006 61326dd7cb8d revlog: move datafile opening in a method Boris Feld <boris.feld@octobus.net> parents: 35885 diff changeset	1773
43492 ec7ba79bf3db revlog: move tiprev() from changelog up to revlog Martin von Zweigbergk <martinvonz@google.com> parents: 43133 diff changeset	1774 def tiprev(self):
ec7ba79bf3db revlog: move tiprev() from changelog up to revlog Martin von Zweigbergk <martinvonz@google.com> parents: 43133 diff changeset	1775 return len(self.index) - 1
ec7ba79bf3db revlog: move tiprev() from changelog up to revlog Martin von Zweigbergk <martinvonz@google.com> parents: 43133 diff changeset	1776
4980 fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	1777 def tip(self):
43492 ec7ba79bf3db revlog: move tiprev() from changelog up to revlog Martin von Zweigbergk <martinvonz@google.com> parents: 43133 diff changeset	1778 return self.node(self.tiprev())
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1779
24030 828dc8db5515 revlog: add __contains__ for fast membership test Yuya Nishihara <yuya@tcha.org> parents: 23857 diff changeset	1780 def __contains__(self, rev):
828dc8db5515 revlog: add __contains__ for fast membership test Yuya Nishihara <yuya@tcha.org> parents: 23857 diff changeset	1781 return 0 <= rev < len(self)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1782
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	1783 def __len__(self):
38890 781b2720d2ac index: don't include nullid in len() Martin von Zweigbergk <martinvonz@google.com> parents: 38889 diff changeset	1784 return len(self.index)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1785
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	1786 def __iter__(self):
49292 d44e3c45f0e4 py3: replace `pycompat.xrange` by `range` Manuel Jacob <me@manueljacob.de> parents: 49263 diff changeset	1787 return iter(range(len(self)))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1788
17672 474047947b8f clfilter: make the revlog class responsible of all its iteration Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17537 diff changeset	1789 def revs(self, start=0, stop=None):
474047947b8f clfilter: make the revlog class responsible of all its iteration Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17537 diff changeset	1790 """iterate over all rev in this revlog (from start to stop)"""
39886 d63153611ed5 storageutil: extract revision number iteration Gregory Szorc <gregory.szorc@gmail.com> parents: 39884 diff changeset	1791 return storageutil.iterrevs(len(self), start=start, stop=stop)
13275 68da048b4c88 revlog: incrementally build node cache with linear searches Matt Mackall <mpm@selenic.com> parents: 13268 diff changeset	1792
16374 29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1793 def hasnode(self, node):
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1794 try:
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1795 self.rev(node)
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1796 return True
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1797 except KeyError:
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1798 return False
29c2ff719715 revlog: add hasnode helper method Matt Mackall <mpm@selenic.com> parents: 15890 diff changeset	1799
51009 39fa0b948f5a revlog: make the `candelta` method private Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51008 diff changeset	1800 def _candelta(self, baserev, rev):
35839 d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1801 """whether two revisions (baserev, rev) can be delta-ed or not"""
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1802 # Disable delta if either rev requires a content-changing flag
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1803 # processor (ex. LFS). This is because such flag processor can alter
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1804 # the rawtext content that the delta will be based on, and two clients
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1805 # could have a same revlog node with different flags (i.e. different
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1806 # rawtext contents) and the delta could be incompatible.
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1807 if (self.flags(baserev) & REVIDX_RAWTEXT_CHANGING_FLAGS) or (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1808 self.flags(rev) & REVIDX_RAWTEXT_CHANGING_FLAGS
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	1809 ):
35839 d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1810 return False
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1811 return True
d031609b3cb7 changegroup: do not delta lfs revisions Jun Wu <quark@fb.com> parents: 35738 diff changeset	1812
44465 336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1813 def update_caches(self, transaction):
51010 569eb5d0420d revlog: document the `update_caches` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51009 diff changeset	1814 """update on disk cache
569eb5d0420d revlog: document the `update_caches` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51009 diff changeset	1815
569eb5d0420d revlog: document the `update_caches` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51009 diff changeset	1816 If a transaction is passed, the update may be delayed to transaction
569eb5d0420d revlog: document the `update_caches` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51009 diff changeset	1817 commit."""
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1818 if self._nodemap_file is not None:
44465 336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1819 if transaction is None:
336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1820 nodemaputil.update_persistent_nodemap(self)
336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1821 else:
336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1822 nodemaputil.setup_persistent_nodemap(transaction, self)
336ec75ed1ac nodemap: warm the persistent nodemap on disk with debugupdatecache Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44397 diff changeset	1823
16414 e8d37b78acfb parsers: use base-16 trie for faster node->rev mapping Bryan O'Sullivan <bryano@fb.com> parents: 16375 diff changeset	1824 def clearcaches(self):
51011 6c3798b4597f revlog: document the `clearcaches` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51010 diff changeset	1825 """Clear in-memory caches"""
29841 92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1826 self._chainbasecache.clear()
51105 045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	1827 self._inner.clear_cache()
27465 072a675c51f2 revlog: make clearcaches() more effective Gregory Szorc <gregory.szorc@gmail.com> parents: 27449 diff changeset	1828 self._pcache = {}
44511 87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1829 self._nodemap_docket = None
43573 845e5b313783 revlog: move the nodemap into the index object (for pure) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43572 diff changeset	1830 self.index.clearcaches()
44511 87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1831 # The python code is the one responsible for validating the docket, we
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1832 # end up having to refresh it here.
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1833 use_nodemap = (
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1834 not self._inline
47178 04f2f94836a5 revlog: rename `nodemap_file` to `_nodemap_file` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47177 diff changeset	1835 and self._nodemap_file is not None
50951 d718eddf01d9 safehasattr: drop usage in favor of hasattr Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50761 diff changeset	1836 and hasattr(self.index, 'update_nodemap_data')
44511 87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1837 )
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1838 if use_nodemap:
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1839 nodemap_data = nodemaputil.persisted_data(self)
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1840 if nodemap_data is not None:
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1841 self._nodemap_docket = nodemap_data[0]
87b327de772c nodemap: refresh the persistent data on nodemap creation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44503 diff changeset	1842 self.index.update_nodemap_data(*nodemap_data)
16414 e8d37b78acfb parsers: use base-16 trie for faster node->rev mapping Bryan O'Sullivan <bryano@fb.com> parents: 16375 diff changeset	1843
13259 3b616dfa4b17 revlog: do revlog node->rev mapping by scanning Matt Mackall <mpm@selenic.com> parents: 13258 diff changeset	1844 def rev(self, node):
51012 ccddd2f54013 revlog: document the `rev` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51011 diff changeset	1845 """return the revision number associated with a <nodeid>"""
13275 68da048b4c88 revlog: incrementally build node cache with linear searches Matt Mackall <mpm@selenic.com> parents: 13268 diff changeset	1846 try:
43601 2da51e292734 index: use `index.rev` in `revlog.rev` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43600 diff changeset	1847 return self.index.rev(node)
22282 4092d12ba18a repoview: fix 0L with pack/unpack for 2.4 Matt Mackall <mpm@selenic.com> parents: 21752 diff changeset	1848 except TypeError:
4092d12ba18a repoview: fix 0L with pack/unpack for 2.4 Matt Mackall <mpm@selenic.com> parents: 21752 diff changeset	1849 raise
39789 2cd93a8d4bde revlog: drop RevlogError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39785 diff changeset	1850 except error.RevlogError:
43573 845e5b313783 revlog: move the nodemap into the index object (for pure) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43572 diff changeset	1851 # parsers.c radix tree lookup failed
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	1852 if (
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	1853 node == self.nodeconstants.wdirid
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	1854 or node in self.nodeconstants.wdirfilenodeids
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	1855 ):
43573 845e5b313783 revlog: move the nodemap into the index object (for pure) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43572 diff changeset	1856 raise error.WdirUnsupported
47169 96ee8ca99f5a revlog: use revlog.display_id in LookupError Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47167 diff changeset	1857 raise error.LookupError(node, self.display_id, _(b'no node'))
13275 68da048b4c88 revlog: incrementally build node cache with linear searches Matt Mackall <mpm@selenic.com> parents: 13268 diff changeset	1858
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1859 # Accessors for index entries.
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1860
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1861 # First tuple entry is 8 bytes. First 6 bytes are offset. Last 2 bytes
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1862 # are flags.
2072 74d3f5336b66 Implement revlogng. mason@suse.com parents: 2002 diff changeset	1863 def start(self, rev):
5006 c2febf5420e9 revlog: minor chunk speed-up Matt Mackall <mpm@selenic.com> parents: 5005 diff changeset	1864 return int(self.index[rev][0] >> 16)
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1865
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1866 def sidedata_cut_off(self, rev):
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1867 sd_cut_off = self.index[rev][8]
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1868 if sd_cut_off != 0:
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1869 return sd_cut_off
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1870 # This is some annoying dance, because entries without sidedata
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1871 # currently use 0 as their ofsset. (instead of previous-offset +
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1872 # previous-size)
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1873 #
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1874 # We should reconsider this sidedata → 0 sidata_offset policy.
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1875 # In the meantime, we need this.
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1876 while 0 <= rev:
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1877 e = self.index[rev]
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1878 if e[9] != 0:
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1879 return e[8] + e[9]
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1880 rev -= 1
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1881 return 0
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	1882
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1883 def flags(self, rev):
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1884 return self.index[rev][0] & 0xFFFF
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1885
4980 fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	1886 def length(self, rev):
fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	1887 return self.index[rev][1]
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1888
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	1889 def sidedata_length(self, rev):
51066 7c2dc75cdc0f revlog: remove legacy usage of `hassidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51065 diff changeset	1890 if not self.feature_config.has_side_data:
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	1891 return 0
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	1892 return self.index[rev][9]
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	1893
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1894 def rawsize(self, rev):
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1895 """return the length of the uncompressed text for a given revision"""
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1896 l = self.index[rev][2]
38210 7fa3408f83ef revlog: disallow setting uncompressed length to None Yuya Nishihara <yuya@tcha.org> parents: 38202 diff changeset	1897 if l >= 0:
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1898 return l
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1899
42784 5a8f2c8edff6 rawdata: update caller in revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42749 diff changeset	1900 t = self.rawdata(rev)
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1901 return len(t)
31856 0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1902
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1903 def size(self, rev):
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1904 """length of non-raw text (processed by a "read" flag processor)"""
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1905 # fast path: if no "read" flag processor could change the content,
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1906 # size is rawsize. note: ELLIPSIS is known to not change the content.
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1907 flags = self.flags(rev)
42747 92ac6b1697a7 flagutil: move REVIDX_KNOWN_FLAGS source of truth in flagutil (API) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42746 diff changeset	1908 if flags & (flagutil.REVIDX_KNOWN_FLAGS ^ REVIDX_ELLIPSIS) == 0:
31856 0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1909 return self.rawsize(rev)
0ab7f469d386 revlog: make "size" diverge from "rawsize" Jun Wu <quark@fb.com> parents: 31804 diff changeset	1910
48564 c514936d92b4 revlog: remove deprecated APIs Rapha?l Gom?s <rgomes@octobus.net> parents: 48287 diff changeset	1911 return len(self.revision(rev))
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1912
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1913 def fast_rank(self, rev):
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1914 """Return the rank of a revision if already known, or None otherwise.
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1915
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1916 The rank of a revision is the size of the sub-graph it defines as a
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1917 head. Equivalently, the rank of a revision `r` is the size of the set
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1918 `ancestors(r)`, `r` included.
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1919
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1920 This method returns the rank retrieved from the revlog in constant
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1921 time. It makes no attempt at computing unknown values for versions of
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1922 the revlog which do not persist the rank.
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1923 """
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1924 rank = self.index[rev][ENTRY_RANK]
48942 d739cd69bb6a revlog: return 0 for the fast_rank of nullrev pacien <pacien.trangirard@pacien.net> parents: 48772 diff changeset	1925 if self._format_version != CHANGELOGV2 or rank == RANK_UNKNOWN:
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1926 return None
48942 d739cd69bb6a revlog: return 0 for the fast_rank of nullrev pacien <pacien.trangirard@pacien.net> parents: 48772 diff changeset	1927 if rev == nullrev:
d739cd69bb6a revlog: return 0 for the fast_rank of nullrev pacien <pacien.trangirard@pacien.net> parents: 48772 diff changeset	1928 return 0 # convention
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1929 return rank
2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	1930
14252 19067884c5f5 revlog: calculate base revisions iteratively Sune Foldager <cryo@cyanite.org> parents: 14251 diff changeset	1931 def chainbase(self, rev):
29841 92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1932 base = self._chainbasecache.get(rev)
92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1933 if base is not None:
92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1934 return base
92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1935
14252 19067884c5f5 revlog: calculate base revisions iteratively Sune Foldager <cryo@cyanite.org> parents: 14251 diff changeset	1936 index = self.index
38202 fc72beec2a1a revlog: make chainbase cache its result for the correct revision Paul Morelle <paul.morelle@octobus.net> parents: 38201 diff changeset	1937 iterrev = rev
fc72beec2a1a revlog: make chainbase cache its result for the correct revision Paul Morelle <paul.morelle@octobus.net> parents: 38201 diff changeset	1938 base = index[iterrev][3]
fc72beec2a1a revlog: make chainbase cache its result for the correct revision Paul Morelle <paul.morelle@octobus.net> parents: 38201 diff changeset	1939 while base != iterrev:
fc72beec2a1a revlog: make chainbase cache its result for the correct revision Paul Morelle <paul.morelle@octobus.net> parents: 38201 diff changeset	1940 iterrev = base
fc72beec2a1a revlog: make chainbase cache its result for the correct revision Paul Morelle <paul.morelle@octobus.net> parents: 38201 diff changeset	1941 base = index[iterrev][3]
29841 92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1942
92ac2baaea86 revlog: use an LRU cache for delta chain bases Gregory Szorc <gregory.szorc@gmail.com> parents: 29840 diff changeset	1943 self._chainbasecache[rev] = base
14252 19067884c5f5 revlog: calculate base revisions iteratively Sune Foldager <cryo@cyanite.org> parents: 14251 diff changeset	1944 return base
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1945
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1946 def linkrev(self, rev):
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1947 return self.index[rev][4]
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1948
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1949 def parentrevs(self, rev):
32441 a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	1950 try:
35525 a0fab647a8f1 revlog: don't use slicing to return parents Gregory Szorc <gregory.szorc@gmail.com> parents: 35354 diff changeset	1951 entry = self.index[rev]
32441 a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	1952 except IndexError:
a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	1953 if rev == wdirrev:
a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	1954 raise error.WdirUnsupported
a28c76e1cea9 revlog: raise WdirUnsupported when wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32431 diff changeset	1955 raise
47052 411dc27fd9fd corruption: backout changeset 49fd21f32695 (issue6528) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 46974 diff changeset	1956
51070 14574a41a7a7 revlog: remove legacy usage of `canonical_parent_order` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51069 diff changeset	1957 if self.feature_config.canonical_parent_order and entry[5] == nullrev:
49077 5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1958 return entry[6], entry[5]
5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1959 else:
5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1960 return entry[5], entry[6]
35525 a0fab647a8f1 revlog: don't use slicing to return parents Gregory Szorc <gregory.szorc@gmail.com> parents: 35354 diff changeset	1961
40152 adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	1962 # fast parentrevs(rev) where rev isn't filtered
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	1963 _uncheckedparentrevs = parentrevs
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	1964
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1965 def node(self, rev):
32481 34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1966 try:
34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1967 return self.index[rev][7]
34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1968 except IndexError:
34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1969 if rev == wdirrev:
34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1970 raise error.WdirUnsupported
34e9b8b94f66 revlog: raise error.WdirUnsupported from revlog.node() if wdirrev is passed Pulkit Goyal <7895pulkit@gmail.com> parents: 32441 diff changeset	1971 raise
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1972
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1973 # Derived from index values.
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1974
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1975 def end(self, rev):
46723 4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	1976 return self.start(rev) + self.length(rev)
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1977
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1978 def parents(self, node):
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1979 i = self.index
0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1980 d = i[self.rev(node)]
49077 5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1981 # inline node() to avoid function call overhead
51070 14574a41a7a7 revlog: remove legacy usage of `canonical_parent_order` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51069 diff changeset	1982 if self.feature_config.canonical_parent_order and d[5] == self.nullid:
49077 5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1983 return i[d[6]][7], i[d[5]][7]
5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1984 else:
5b65721a75eb revlog: recommit 49fd21f32695 with a fix for issue6528 Joerg Sonnenberger <joerg@bec.de> parents: 49037 diff changeset	1985 return i[d[5]][7], i[d[6]][7]
30301 0986f225c149 revlog: reorder index accessors to match data structure order Gregory Szorc <gregory.szorc@gmail.com> parents: 30210 diff changeset	1986
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	1987 def chainlen(self, rev):
23286 40e0067899d4 revlog: compute length of compressed deltas along with chain length Siddharth Agarwal <sid0@fb.com> parents: 23285 diff changeset	1988 return self._chaininfo(rev)[0]
23306 f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	1989
23286 40e0067899d4 revlog: compute length of compressed deltas along with chain length Siddharth Agarwal <sid0@fb.com> parents: 23285 diff changeset	1990 def _chaininfo(self, rev):
23306 f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	1991 chaininfocache = self._chaininfocache
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	1992 if rev in chaininfocache:
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	1993 return chaininfocache[rev]
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	1994 index = self.index
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	1995 generaldelta = self.delta_config.general_delta
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	1996 iterrev = rev
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	1997 e = index[iterrev]
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	1998 clen = 0
23286 40e0067899d4 revlog: compute length of compressed deltas along with chain length Siddharth Agarwal <sid0@fb.com> parents: 23285 diff changeset	1999 compresseddeltalen = 0
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2000 while iterrev != e[3]:
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2001 clen += 1
23286 40e0067899d4 revlog: compute length of compressed deltas along with chain length Siddharth Agarwal <sid0@fb.com> parents: 23285 diff changeset	2002 compresseddeltalen += e[1]
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2003 if generaldelta:
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2004 iterrev = e[3]
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2005 else:
d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2006 iterrev -= 1
23306 f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2007 if iterrev in chaininfocache:
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2008 t = chaininfocache[iterrev]
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2009 clen += t[0]
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2010 compresseddeltalen += t[1]
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2011 break
23254 d23834b871ac debugrevlog: fix computing chain length in debugrevlog -d Mateusz Kwapich <mitrandir@fb.com> parents: 22934 diff changeset	2012 e = index[iterrev]
23306 f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2013 else:
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2014 # Add text length of base since decompressing that also takes
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2015 # work. For cache hits the length is already included.
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2016 compresseddeltalen += e[1]
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2017 r = (clen, compresseddeltalen)
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2018 chaininfocache[rev] = r
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2019 return r
f7a42f8e82bd revlog: cache chain info after calculating it for a rev (issue4452) Siddharth Agarwal <sid0@fb.com> parents: 23288 diff changeset	2020
27468 93ac15f03331 revlog: refactor delta chain computation into own function Gregory Szorc <gregory.szorc@gmail.com> parents: 27465 diff changeset	2021 def _deltachain(self, rev, stoprev=None):
51099 30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	2022 return self._inner._deltachain(rev, stoprev=stoprev)
27468 93ac15f03331 revlog: refactor delta chain computation into own function Gregory Szorc <gregory.szorc@gmail.com> parents: 27465 diff changeset	2023
18081 f88c60e740a1 revlog.ancestors: add support for including revs Siddharth Agarwal <sid0@fb.com> parents: 17975 diff changeset	2024 def ancestors(self, revs, stoprev=0, inclusive=False):
40772 8947f49daaa8 revlog: update the docstring of `ancestors` to match reality Boris Feld <boris.feld@octobus.net> parents: 40671 diff changeset	2025 """Generate the ancestors of 'revs' in reverse revision order.
16868 eb88ed4269c5 revlog: add optional stoprev arg to revlog.ancestors() Joshua Redstone <joshua.redstone@fb.com> parents: 16867 diff changeset	2026 Does not generate revs lower than stoprev.
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2027
18090 9abc55ef85b5 revlog: move ancestor generation out to a new class Siddharth Agarwal <sid0@fb.com> parents: 18083 diff changeset	2028 See the documentation for ancestor.lazyancestors for more details."""
18081 f88c60e740a1 revlog.ancestors: add support for including revs Siddharth Agarwal <sid0@fb.com> parents: 17975 diff changeset	2029
40152 adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2030 # first, make sure start revisions aren't filtered
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2031 revs = list(revs)
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2032 checkrev = self.node
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2033 for r in revs:
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2034 checkrev(r)
adbf8ca239e4 revlog: optimize ancestors() to not check filtered revisions for each Yuya Nishihara <yuya@tcha.org> parents: 40057 diff changeset	2035 # and we're sure ancestors aren't filtered as well
41118 536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2036
47280 6be2a7ca4b1d revlog: do not call Rust code if the index is not compatible with it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47277 diff changeset	2037 if rustancestor is not None and self.index.rust_ext_compat:
42468 a3a8887e4426 rust: using policy.importrust from Python callers Georges Racinet <georges.racinet@octobus.net> parents: 42462 diff changeset	2038 lazyancestors = rustancestor.LazyAncestors
41118 536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2039 arg = self.index
536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2040 else:
536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2041 lazyancestors = ancestor.lazyancestors
536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2042 arg = self._uncheckedparentrevs
536c83535cbd rust-cpython: using the new bindings from Python Georges Racinet <gracinet@anybox.fr> parents: 41089 diff changeset	2043 return lazyancestors(arg, revs, stoprev=stoprev, inclusive=inclusive)
6872 c7cc40fd74f6 Add ancestors and descendants to revlog Stefano Tortarolo <stefano.tortarolo@gmail.com> parents: 6750 diff changeset	2044
16867 1093ad1e8903 revlog: descendants(revs) becomes descendants(revs) (API) Bryan O'Sullivan <bryano@fb.com>* parents: 16866 diff changeset	2045 def descendants(self, revs):
40000 0b24fcd88066 dagop: extract descendants() from revlog module Gregory Szorc <gregory.szorc@gmail.com> parents: 39913 diff changeset	2046 return dagop.descendantrevs(revs, self.revs, self.parentrevs)
6872 c7cc40fd74f6 Add ancestors and descendants to revlog Stefano Tortarolo <stefano.tortarolo@gmail.com> parents: 6750 diff changeset	2047
13741 b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2048 def findcommonmissing(self, common=None, heads=None):
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2049 """Return a tuple of the ancestors of common and the ancestors of heads
15835 fa15869bf95c revlog: improve docstring for findcommonmissing Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 15827 diff changeset	2050 that are not ancestors of common. In revset terminology, we return the
fa15869bf95c revlog: improve docstring for findcommonmissing Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 15827 diff changeset	2051 tuple:
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2052
15835 fa15869bf95c revlog: improve docstring for findcommonmissing Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 15827 diff changeset	2053 ::common, (::heads) - (::common)
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2054
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2055 The list is sorted by revision number, meaning it is
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2056 topologically sorted.
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2057
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2058 'heads' and 'common' are both lists of node IDs. If heads is
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2059 not supplied, uses all of the revlog's heads. If common is not
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2060 supplied, uses nullid."""
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2061 if common is None:
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2062 common = [self.nullid]
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2063 if heads is None:
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2064 heads = self.heads()
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2065
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2066 common = [self.rev(n) for n in common]
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2067 heads = [self.rev(n) for n in heads]
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2068
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2069 # we want the ancestors, but inclusive
49037 642e31cb55f0 py3: use class X: instead of class X(object): Gregory Szorc <gregory.szorc@gmail.com> parents: 49019 diff changeset	2070 class lazyset:
20073 eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2071 def __init__(self, lazyvalues):
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2072 self.addedvalues = set()
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2073 self.lazyvalues = lazyvalues
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2074
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2075 def __contains__(self, value):
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2076 return value in self.addedvalues or value in self.lazyvalues
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2077
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2078 def __iter__(self):
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2079 added = self.addedvalues
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2080 for r in added:
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2081 yield r
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2082 for r in self.lazyvalues:
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2083 if not r in added:
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2084 yield r
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2085
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2086 def add(self, value):
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2087 self.addedvalues.add(value)
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2088
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2089 def update(self, values):
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2090 self.addedvalues.update(values)
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2091
eeba4eaf0716 revlog: return lazy set from findcommonmissing Durham Goode <durham@fb.com> parents: 19776 diff changeset	2092 has = lazyset(self.ancestors(common))
8152 08e1baf924ca replace set-like dictionaries with real sets Martin Geisler <mg@lazybytes.net> parents: 8150 diff changeset	2093 has.add(nullrev)
08e1baf924ca replace set-like dictionaries with real sets Martin Geisler <mg@lazybytes.net> parents: 8150 diff changeset	2094 has.update(common)
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2095
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2096 # take all ancestors from heads that aren't in has
8453 d1ca637b0773 revlog.missing(): use sets instead of a dict Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8391 diff changeset	2097 missing = set()
25113 0ca8410ea345 util: drop alias for collections.deque Martin von Zweigbergk <martinvonz@google.com> parents: 24454 diff changeset	2098 visit = collections.deque(r for r in heads if r not in has)
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2099 while visit:
16803 107a3270a24a cleanup: use the deque type where appropriate Bryan O'Sullivan <bryano@fb.com> parents: 16786 diff changeset	2100 r = visit.popleft()
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2101 if r in missing:
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2102 continue
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2103 else:
8453 d1ca637b0773 revlog.missing(): use sets instead of a dict Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8391 diff changeset	2104 missing.add(r)
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2105 for p in self.parentrevs(r):
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2106 if p not in has:
9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2107 visit.append(p)
8453 d1ca637b0773 revlog.missing(): use sets instead of a dict Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8391 diff changeset	2108 missing = list(missing)
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2109 missing.sort()
30401 2ded17b64f09 revlog: avoid shadowing several variables using list comprehensions Augie Fackler <augie@google.com> parents: 30303 diff changeset	2110 return has, [self.node(miss) for miss in missing]
13741 b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2111
23337 3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2112 def incrementalmissingrevs(self, common=None):
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2113 """Return an object that can be used to incrementally compute the
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2114 revision numbers of the ancestors of arbitrary sets that are not
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2115 ancestors of common. This is an ancestor.incrementalmissingancestors
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2116 object.
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2117
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2118 'common' is a list of revision numbers. If common is not supplied, uses
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2119 nullrev.
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2120 """
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2121 if common is None:
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2122 common = [nullrev]
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2123
47280 6be2a7ca4b1d revlog: do not call Rust code if the index is not compatible with it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47277 diff changeset	2124 if rustancestor is not None and self.index.rust_ext_compat:
42468 a3a8887e4426 rust: using policy.importrust from Python callers Georges Racinet <georges.racinet@octobus.net> parents: 42462 diff changeset	2125 return rustancestor.MissingAncestors(self.index, common)
23337 3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2126 return ancestor.incrementalmissingancestors(self.parentrevs, common)
3a8a763f4197 revlog: add a method to get missing revs incrementally Siddharth Agarwal <sid0@fb.com> parents: 23328 diff changeset	2127
17972 7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2128 def findmissingrevs(self, common=None, heads=None):
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2129 """Return the revision numbers of the ancestors of heads that
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2130 are not ancestors of common.
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2131
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2132 More specifically, return a list of revision numbers corresponding to
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2133 nodes N such that every N satisfies the following constraints:
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2134
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2135 1. N is an ancestor of some node in 'heads'
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2136 2. N is not an ancestor of any node in 'common'
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2137
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2138 The list is sorted by revision number, meaning it is
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2139 topologically sorted.
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2140
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2141 'heads' and 'common' are both lists of revision numbers. If heads is
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2142 not supplied, uses all of the revlog's heads. If common is not
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2143 supplied, uses nullid."""
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2144 if common is None:
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2145 common = [nullrev]
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2146 if heads is None:
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2147 heads = self.headrevs()
7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2148
23338 d8f5b2f50f41 revlog: switch findmissing* methods to incrementalmissingrevs Siddharth Agarwal <sid0@fb.com> parents: 23337 diff changeset	2149 inc = self.incrementalmissingrevs(common=common)
d8f5b2f50f41 revlog: switch findmissing* methods to incrementalmissingrevs Siddharth Agarwal <sid0@fb.com> parents: 23337 diff changeset	2150 return inc.missingancestors(heads)
17972 7ef00d09ef35 revlog: add rev-specific variant of findmissing Siddharth Agarwal <sid0@fb.com> parents: 17971 diff changeset	2151
13741 b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2152 def findmissing(self, common=None, heads=None):
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2153 """Return the ancestors of heads that are not ancestors of common.
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2154
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2155 More specifically, return a list of nodes N such that every N
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2156 satisfies the following constraints:
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2157
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2158 1. N is an ancestor of some node in 'heads'
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2159 2. N is not an ancestor of any node in 'common'
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2160
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2161 The list is sorted by revision number, meaning it is
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2162 topologically sorted.
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2163
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2164 'heads' and 'common' are both lists of node IDs. If heads is
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2165 not supplied, uses all of the revlog's heads. If common is not
b51bf961b3cb wireproto: add getbundle() function Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 13400 diff changeset	2166 supplied, uses nullid."""
17971 e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2167 if common is None:
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2168 common = [self.nullid]
17971 e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2169 if heads is None:
e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2170 heads = self.heads()
e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2171
e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2172 common = [self.rev(n) for n in common]
e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2173 heads = [self.rev(n) for n in heads]
e1b9a78a7aed revlog: switch findmissing to use ancestor.missingancestors Siddharth Agarwal <sid0@fb.com> parents: 17951 diff changeset	2174
23338 d8f5b2f50f41 revlog: switch findmissing* methods to incrementalmissingrevs Siddharth Agarwal <sid0@fb.com> parents: 23337 diff changeset	2175 inc = self.incrementalmissingrevs(common=common)
d8f5b2f50f41 revlog: switch findmissing* methods to incrementalmissingrevs Siddharth Agarwal <sid0@fb.com> parents: 23337 diff changeset	2176 return [self.node(r) for r in inc.missingancestors(heads)]
7233 9f0e52e1df77 fix pull racing with push/commit (issue1320) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 7109 diff changeset	2177
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2178 def nodesbetween(self, roots=None, heads=None):
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2179 """Return a topological path from 'roots' to 'heads'.
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2180
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2181 Return a tuple (nodes, outroots, outheads) where 'nodes' is a
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2182 topologically sorted list of all nodes N that satisfy both of
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2183 these constraints:
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2184
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2185 1. N is a descendant of some node in 'roots'
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2186 2. N is an ancestor of some node in 'heads'
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2187
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2188 Every node is considered to be both a descendant and an ancestor
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2189 of itself, so every reachable node in 'roots' and 'heads' will be
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2190 included in 'nodes'.
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2191
10047 27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2192 'outroots' is the list of reachable nodes in 'roots', i.e., the
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2193 subset of 'roots' that is returned in 'nodes'. Likewise,
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2194 'outheads' is the subset of 'heads' that is also in 'nodes'.
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2195
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2196 'roots' and 'heads' are both lists of node IDs. If 'roots' is
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2197 unspecified, uses nullid as the only root. If 'heads' is
27267b1f68b4 revlog: rewrite several method docstrings Greg Ward <greg-hg@gerg.ca> parents: 9679 diff changeset	2198 unspecified, uses list of all of the revlog's heads."""
1463 26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2199 nonodes = ([], [], [])
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2200 if roots is not None:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2201 roots = list(roots)
1463 26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2202 if not roots:
26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2203 return nonodes
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2204 lowestrev = min([self.rev(n) for n in roots])
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2205 else:
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2206 roots = [self.nullid] # Everybody's a descendant of nullid
3578 3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1. Thomas Arendsen Hein <thomas@intevation.de> parents: 3508 diff changeset	2207 lowestrev = nullrev
3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1. Thomas Arendsen Hein <thomas@intevation.de> parents: 3508 diff changeset	2208 if (lowestrev == nullrev) and (heads is None):
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2209 # We want _all_ the nodes!
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2210 return (
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2211 [self.node(r) for r in self],
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2212 [self.nullid],
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2213 list(self.heads()),
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2214 )
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2215 if heads is None:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2216 # All nodes are ancestors, so the latest ancestor is the last
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2217 # node.
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	2218 highestrev = len(self) - 1
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2219 # Set ancestors to None to signal that every node is an ancestor.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2220 ancestors = None
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2221 # Set heads to an empty dictionary for later discovery of heads
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2222 heads = {}
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2223 else:
1463 26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2224 heads = list(heads)
26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2225 if not heads:
26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2226 return nonodes
8464 7af92e70bb25 revlog: use set instead of dict Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8453 diff changeset	2227 ancestors = set()
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2228 # Turn heads into a dictionary so we can remove 'fake' heads.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2229 # Also, later we will be using it to filter out the heads we can't
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2230 # find from roots.
14219 c33427080671 revlog: use real Booleans instead of 0/1 in nodesbetween Martin Geisler <mg@aragost.com> parents: 14208 diff changeset	2231 heads = dict.fromkeys(heads, False)
3360 ef8307585b41 nodesbetween: fix a bug with duplicate heads Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3335 diff changeset	2232 # Start at the top and keep marking parents until we're done.
8163 62d7287fe6b0 rebase, revlog: use set(x) instead of set(x.keys()) Martin Geisler <mg@lazybytes.net> parents: 8153 diff changeset	2233 nodestotag = set(heads)
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2234 # Remember where the top was so we can use it as a limit later.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2235 highestrev = max([self.rev(n) for n in nodestotag])
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2236 while nodestotag:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2237 # grab a node to tag
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2238 n = nodestotag.pop()
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2239 # Never tag nullid
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2240 if n == self.nullid:
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2241 continue
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2242 # A node's revision number represents its place in a
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2243 # topologically sorted list of nodes.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2244 r = self.rev(n)
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2245 if r >= lowestrev:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2246 if n not in ancestors:
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2247 # If we are possibly a descendant of one of the roots
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2248 # and we haven't already been marked as an ancestor
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2249 ancestors.add(n) # Mark as ancestor
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2250 # Add non-nullid parents to list of nodes to tag.
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2251 nodestotag.update(
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2252 [p for p in self.parents(n) if p != self.nullid]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2253 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2254 elif n in heads: # We've seen it before, is it a fake head?
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2255 # So it is, real heads should not be the ancestors of
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2256 # any other heads.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2257 heads.pop(n)
1459 106fdec8e1fb Fix small bug in nodesbetween if heads is [nullid]. Eric Hopper <hopper@omnifarious.org> parents: 1458 diff changeset	2258 if not ancestors:
1463 26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2259 return nonodes
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2260 # Now that we have our set of ancestors, we want to remove any
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2261 # roots that are not ancestors.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2262
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2263 # If one of the roots was nullid, everything is included anyway.
3578 3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1. Thomas Arendsen Hein <thomas@intevation.de> parents: 3508 diff changeset	2264 if lowestrev > nullrev:
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2265 # But, since we weren't, let's recompute the lowest rev to not
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2266 # include roots that aren't ancestors.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2267
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2268 # Filter out roots that aren't ancestors of heads
30401 2ded17b64f09 revlog: avoid shadowing several variables using list comprehensions Augie Fackler <augie@google.com> parents: 30303 diff changeset	2269 roots = [root for root in roots if root in ancestors]
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2270 # Recompute the lowest revision
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2271 if roots:
30401 2ded17b64f09 revlog: avoid shadowing several variables using list comprehensions Augie Fackler <augie@google.com> parents: 30303 diff changeset	2272 lowestrev = min([self.rev(root) for root in roots])
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2273 else:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2274 # No more roots? Return empty list
1463 26e73acc0cdf Fix to handle case of empty list for roots or heads in nodesbetween. Eric Hopper <hopper@omnifarious.org> parents: 1459 diff changeset	2275 return nonodes
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2276 else:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2277 # We are descending from nullid, and don't need to care about
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2278 # any other roots.
3578 3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1. Thomas Arendsen Hein <thomas@intevation.de> parents: 3508 diff changeset	2279 lowestrev = nullrev
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2280 roots = [self.nullid]
8152 08e1baf924ca replace set-like dictionaries with real sets Martin Geisler <mg@lazybytes.net> parents: 8150 diff changeset	2281 # Transform our roots list into a set.
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2282 descendants = set(roots)
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2283 # Also, keep the original roots so we can filter out roots that aren't
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2284 # 'real' roots (i.e. are descended from other roots).
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2285 roots = descendants.copy()
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2286 # Our topologically sorted list of output nodes.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2287 orderedout = []
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2288 # Don't start at nullid since we don't want nullid in our output list,
17483 fe3b26048140 spelling: descendants timeless@mozdev.org parents: 17150 diff changeset	2289 # and if nullid shows up in descendants, empty parents will look like
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2290 # they're descendants.
17672 474047947b8f clfilter: make the revlog class responsible of all its iteration Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17537 diff changeset	2291 for r in self.revs(start=max(lowestrev, 0), stop=highestrev + 1):
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2292 n = self.node(r)
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2293 isdescendant = False
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2294 if lowestrev == nullrev: # Everybody is a descendant of nullid
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2295 isdescendant = True
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2296 elif n in descendants:
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2297 # n is already a descendant
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2298 isdescendant = True
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2299 # This check only needs to be done here because all the roots
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2300 # will start being marked is descendants before the loop.
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2301 if n in roots:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2302 # If n was a root, check if it's a 'real' root.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2303 p = tuple(self.parents(n))
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2304 # If any of its parents are descendants, it's not a root.
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2305 if (p[0] in descendants) or (p[1] in descendants):
8152 08e1baf924ca replace set-like dictionaries with real sets Martin Geisler <mg@lazybytes.net> parents: 8150 diff changeset	2306 roots.remove(n)
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2307 else:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2308 p = tuple(self.parents(n))
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2309 # A node is a descendant if either of its parents are
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2310 # descendants. (We seeded the dependents list with the roots
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2311 # up there, remember?)
14549 48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2312 if (p[0] in descendants) or (p[1] in descendants):
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2313 descendants.add(n)
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2314 isdescendant = True
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2315 if isdescendant and ((ancestors is None) or (n in ancestors)):
48ec0763afbb check-code: catch misspellings of descendant Matt Mackall <mpm@selenic.com> parents: 14523 diff changeset	2316 # Only include nodes that are both descendants and ancestors.
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2317 orderedout.append(n)
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2318 if (ancestors is not None) and (n in heads):
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2319 # We're trying to figure out which heads are reachable
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2320 # from roots.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2321 # Mark this head as having been reached
14219 c33427080671 revlog: use real Booleans instead of 0/1 in nodesbetween Martin Geisler <mg@aragost.com> parents: 14208 diff changeset	2322 heads[n] = True
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2323 elif ancestors is None:
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2324 # Otherwise, we're trying to discover the heads.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2325 # Assume this is a head because if it isn't, the next step
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2326 # will eventually remove it.
14219 c33427080671 revlog: use real Booleans instead of 0/1 in nodesbetween Martin Geisler <mg@aragost.com> parents: 14208 diff changeset	2327 heads[n] = True
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2328 # But, obviously its parents aren't.
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2329 for p in self.parents(n):
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2330 heads.pop(p, None)
49004 f254fc73d956 global: bulk replace simple pycompat.iteritems(x) with x.items() Gregory Szorc <gregory.szorc@gmail.com> parents: 48966 diff changeset	2331 heads = [head for head, flag in heads.items() if flag]
8152 08e1baf924ca replace set-like dictionaries with real sets Martin Geisler <mg@lazybytes.net> parents: 8150 diff changeset	2332 roots = list(roots)
1457 518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2333 assert orderedout
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2334 assert roots
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2335 assert heads
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2336 return (orderedout, roots, heads)
518da3c3b6ce This implements the nodesbetween method, and it removes the newer method Eric Hopper <hopper@omnifarious.org> parents: 1351 diff changeset	2337
41275 1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2338 def headrevs(self, revs=None):
1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2339 if revs is None:
1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2340 try:
1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2341 return self.index.headrevs()
1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2342 except AttributeError:
1421d0487a61 revlog: accept a revs argument in `headrevs` Boris Feld <boris.feld@octobus.net> parents: 41247 diff changeset	2343 return self._headrevs()
47280 6be2a7ca4b1d revlog: do not call Rust code if the index is not compatible with it Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47277 diff changeset	2344 if rustdagop is not None and self.index.rust_ext_compat:
42468 a3a8887e4426 rust: using policy.importrust from Python callers Georges Racinet <georges.racinet@octobus.net> parents: 42462 diff changeset	2345 return rustdagop.headrevs(self.index, revs)
41772 6843379bf99e changelog: prefilter in headrevs() Georges Racinet <georges.racinet@octobus.net> parents: 41700 diff changeset	2346 return dagop.headrevs(revs, self._uncheckedparentrevs)
17674 e69274f8d444 clfilter: split `revlog.headrevs` C call from python code Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17673 diff changeset	2347
51394 a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2348 def headrevsdiff(self, start, stop):
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2349 try:
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2350 return self.index.headrevsdiff(start, stop)
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2351 except AttributeError:
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2352 return dagop.headrevsdiff(self._uncheckedparentrevs, start, stop)
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2353
24444 27e3ba73fbb1 phase: default to C implementation for phase computation Laurent Charignon <lcharignon@fb.com> parents: 24255 diff changeset	2354 def computephases(self, roots):
25361 1635579f9baf phases: fix bug where native phase computation wasn't called Laurent Charignon <lcharignon@fb.com> parents: 25113 diff changeset	2355 return self.index.computephasesmapsets(roots)
24444 27e3ba73fbb1 phase: default to C implementation for phase computation Laurent Charignon <lcharignon@fb.com> parents: 24255 diff changeset	2356
17674 e69274f8d444 clfilter: split `revlog.headrevs` C call from python code Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17673 diff changeset	2357 def _headrevs(self):
14164 cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2358 count = len(self)
cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2359 if not count:
cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2360 return [nullrev]
17673 d686c6876ef6 clfilter: handle non contiguous iteration in `revlov.headrevs` Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17672 diff changeset	2361 # we won't iter over filtered rev so nobody is a head at start
d686c6876ef6 clfilter: handle non contiguous iteration in `revlov.headrevs` Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17672 diff changeset	2362 ishead = [0] * (count + 1)
14164 cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2363 index = self.index
17672 474047947b8f clfilter: make the revlog class responsible of all its iteration Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17537 diff changeset	2364 for r in self:
17673 d686c6876ef6 clfilter: handle non contiguous iteration in `revlov.headrevs` Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17672 diff changeset	2365 ishead[r] = 1 # I may be an head
14164 cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2366 e = index[r]
17673 d686c6876ef6 clfilter: handle non contiguous iteration in `revlov.headrevs` Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17672 diff changeset	2367 ishead[e[5]] = ishead[e[6]] = 0 # my parent are not
d686c6876ef6 clfilter: handle non contiguous iteration in `revlov.headrevs` Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17672 diff changeset	2368 return [r for r, val in enumerate(ishead) if val]
14164 cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2369
51283 f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2370 def _head_node_ids(self):
f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2371 try:
f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2372 return self.index.head_node_ids()
f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2373 except AttributeError:
f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2374 return [self.node(r) for r in self.headrevs()]
f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2375
3923 27230c29bfec fix calculation of new heads added during push with -r Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3755 diff changeset	2376 def heads(self, start=None, stop=None):
1550 ccb9b62de892 add a -r/--rev option to heads to show only heads descendant from rev Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 1535 diff changeset	2377 """return the list of all nodes that have no children
1551 e793cbc8be00 Fixes to "hg heads -r FOO": Thomas Arendsen Hein <thomas@intevation.de> parents: 1550 diff changeset	2378
e793cbc8be00 Fixes to "hg heads -r FOO": Thomas Arendsen Hein <thomas@intevation.de> parents: 1550 diff changeset	2379 if start is specified, only heads that are descendants of
e793cbc8be00 Fixes to "hg heads -r FOO": Thomas Arendsen Hein <thomas@intevation.de> parents: 1550 diff changeset	2380 start will be returned
3923 27230c29bfec fix calculation of new heads added during push with -r Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3755 diff changeset	2381 if stop is specified, it will consider all the revs from stop
27230c29bfec fix calculation of new heads added during push with -r Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3755 diff changeset	2382 as if they had no children
1551 e793cbc8be00 Fixes to "hg heads -r FOO": Thomas Arendsen Hein <thomas@intevation.de> parents: 1550 diff changeset	2383 """
4991 9c8c42bcf17a revlog: implement a fast path for heads Matt Mackall <mpm@selenic.com> parents: 4990 diff changeset	2384 if start is None and stop is None:
14164 cb98fed52495 discovery: add new set-based discovery Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14144 diff changeset	2385 if not len(self):
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2386 return [self.nullid]
51283 f20c4b307a5a rust-index: add fast-path for getting a list of all heads as nodes Rapha?l Gom?s <rgomes@octobus.net> parents: 51275 diff changeset	2387 return self._head_node_ids()
1551 e793cbc8be00 Fixes to "hg heads -r FOO": Thomas Arendsen Hein <thomas@intevation.de> parents: 1550 diff changeset	2388 if start is None:
40001 8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2389 start = nullrev
8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2390 else:
8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2391 start = self.rev(start)
8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2392
44470 9d2b2df2c2ba cleanup: run pyupgrade on our source tree to clean up varying things Augie Fackler <augie@google.com> parents: 44465 diff changeset	2393 stoprevs = {self.rev(n) for n in stop or []}
40001 8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2394
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2395 revs = dagop.headrevssubset(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2396 self.revs, self.parentrevs, startrev=start, stoprevs=stoprevs
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2397 )
40001 8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2398
8af835af0a85 dagop: extract DAG local heads functionality from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40000 diff changeset	2399 return [self.node(rev) for rev in revs]
370 c90385d82aec revlog: add a children function mpm@selenic.com parents: 330 diff changeset	2400
51394 a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2401 def diffheads(self, start, stop):
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2402 """return the nodes that make up the difference between
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2403 heads of revs before `start` and heads of revs before `stop`"""
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2404 removed, added = self.headrevsdiff(start, stop)
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2405 return [self.node(r) for r in removed], [self.node(r) for r in added]
a0d88b021a98 unbundle: faster computation of changed heads Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 51328 diff changeset	2406
370 c90385d82aec revlog: add a children function mpm@selenic.com parents: 330 diff changeset	2407 def children(self, node):
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2408 """find the children of a given node"""
370 c90385d82aec revlog: add a children function mpm@selenic.com parents: 330 diff changeset	2409 c = []
c90385d82aec revlog: add a children function mpm@selenic.com parents: 330 diff changeset	2410 p = self.rev(node)
17672 474047947b8f clfilter: make the revlog class responsible of all its iteration Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17537 diff changeset	2411 for r in self.revs(start=p + 1):
4746 62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2412 prevs = [pr for pr in self.parentrevs(r) if pr != nullrev]
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2413 if prevs:
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2414 for pr in prevs:
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2415 if pr == p:
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2416 c.append(self.node(r))
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2417 elif p == nullrev:
62c56d8f368b Fix revlog.children so the real children of the null revision can be calculated. Thomas Arendsen Hein <thomas@intevation.de> parents: 4635 diff changeset	2418 c.append(self.node(r))
370 c90385d82aec revlog: add a children function mpm@selenic.com parents: 330 diff changeset	2419 return c
515 03f27b1381f9 Whitespace cleanups mpm@selenic.com parents: 484 diff changeset	2420
21104 40ace21cb3a1 revlog: introduce commonancestorsheads method Mads Kiilerich <madski@unity3d.com> parents: 20965 diff changeset	2421 def commonancestorsheads(self, a, b):
40ace21cb3a1 revlog: introduce commonancestorsheads method Mads Kiilerich <madski@unity3d.com> parents: 20965 diff changeset	2422 """calculate all the heads of the common ancestors of nodes a and b"""
40ace21cb3a1 revlog: introduce commonancestorsheads method Mads Kiilerich <madski@unity3d.com> parents: 20965 diff changeset	2423 a, b = self.rev(a), self.rev(b)
38516 99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2424 ancs = self._commonancestorsheads(a, b)
99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2425 return pycompat.maplist(self.node, ancs)
99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2426
99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2427 def _commonancestorsheads(self, *revs):
99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2428 """calculate all the heads of the common ancestors of revs"""
21104 40ace21cb3a1 revlog: introduce commonancestorsheads method Mads Kiilerich <madski@unity3d.com> parents: 20965 diff changeset	2429 try:
38516 99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2430 ancs = self.index.commonancestorsheads(*revs)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2431 except (AttributeError, OverflowError): # C implementation failed
38516 99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2432 ancs = ancestor.commonancestorsheads(self.parentrevs, *revs)
99f864b34451 revlog: refactor out the rev-oriented part of commonancestorheads Boris Feld <boris.feld@octobus.net> parents: 38515 diff changeset	2433 return ancs
21104 40ace21cb3a1 revlog: introduce commonancestorsheads method Mads Kiilerich <madski@unity3d.com> parents: 20965 diff changeset	2434
22381 392ae5cb8d62 revlog: introduce isancestor method for efficiently determining node lineage Mads Kiilerich <madski@unity3d.com> parents: 22282 diff changeset	2435 def isancestor(self, a, b):
38664 160da69ba1bf revlog: replace descendant(b, a) by isdescendantrev(a, b) (API) Martin von Zweigbergk <martinvonz@google.com> parents: 38663 diff changeset	2436 """return True if node a is an ancestor of node b
160da69ba1bf revlog: replace descendant(b, a) by isdescendantrev(a, b) (API) Martin von Zweigbergk <martinvonz@google.com> parents: 38663 diff changeset	2437
160da69ba1bf revlog: replace descendant(b, a) by isdescendantrev(a, b) (API) Martin von Zweigbergk <martinvonz@google.com> parents: 38663 diff changeset	2438 A revision is considered an ancestor of itself."""
38518 cc3543c87de5 revlog: reuse 'descendant' implemention in 'isancestor' Boris Feld <boris.feld@octobus.net> parents: 38517 diff changeset	2439 a, b = self.rev(a), self.rev(b)
38666 a06b2b032557 revlog: introduce a isancestorrev() and use it in rebase Martin von Zweigbergk <martinvonz@google.com> parents: 38665 diff changeset	2440 return self.isancestorrev(a, b)
a06b2b032557 revlog: introduce a isancestorrev() and use it in rebase Martin von Zweigbergk <martinvonz@google.com> parents: 38665 diff changeset	2441
a06b2b032557 revlog: introduce a isancestorrev() and use it in rebase Martin von Zweigbergk <martinvonz@google.com> parents: 38665 diff changeset	2442 def isancestorrev(self, a, b):
a06b2b032557 revlog: introduce a isancestorrev() and use it in rebase Martin von Zweigbergk <martinvonz@google.com> parents: 38665 diff changeset	2443 """return True if revision a is an ancestor of revision b
a06b2b032557 revlog: introduce a isancestorrev() and use it in rebase Martin von Zweigbergk <martinvonz@google.com> parents: 38665 diff changeset	2444
38668 21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2445 A revision is considered an ancestor of itself.
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2446
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2447 The implementation of this is trivial but the use of
42462 055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2448 reachableroots is not."""
38668 21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2449 if a == nullrev:
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2450 return True
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2451 elif a == b:
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2452 return True
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2453 elif a > b:
21846c94e605 revlog: delete isdescendantrev() in favor of isancestorrev() Martin von Zweigbergk <martinvonz@google.com> parents: 38666 diff changeset	2454 return False
42462 055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2455 return bool(self.reachableroots(a, [b], [a], includepath=False))
055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2456
055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2457 def reachableroots(self, minroot, heads, roots, includepath=False):
43799 2e30d7df4809 revlog: fix revset in reachableroots docstring Jun Wu <quark@fb.com> parents: 43663 diff changeset	2458 """return (heads(::(<roots> and <roots>::<heads>)))
42462 055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2459
055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2460 If includepath is True, return (<roots>::<heads>)."""
055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2461 try:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2462 return self.index.reachableroots2(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2463 minroot, heads, roots, includepath
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2464 )
42462 055c3e2c44f0 revlog: speed up isancestor Valentin Gatien-Baron <vgatien-baron@janestreet.com> parents: 42044 diff changeset	2465 except AttributeError:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2466 return dagop._reachablerootspure(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2467 self.parentrevs, minroot, roots, heads, includepath
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2468 )
22381 392ae5cb8d62 revlog: introduce isancestor method for efficiently determining node lineage Mads Kiilerich <madski@unity3d.com> parents: 22282 diff changeset	2469
21107 4a6c8b6b10d3 revlog: backout 514d32de6646 - commonancestors Mads Kiilerich <madski@unity3d.com> parents: 21104 diff changeset	2470 def ancestor(self, a, b):
22389 94f77624dbb5 comments: describe ancestor consistently - avoid 'least common ancestor' Mads Kiilerich <madski@unity3d.com> parents: 22381 diff changeset	2471 """calculate the "best" common ancestor of nodes a and b"""
21107 4a6c8b6b10d3 revlog: backout 514d32de6646 - commonancestors Mads Kiilerich <madski@unity3d.com> parents: 21104 diff changeset	2472
10897 adb6a291bbdb revlog: put graph related functions together Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 10404 diff changeset	2473 a, b = self.rev(a), self.rev(b)
18988 5bae936764bb parsers: a C implementation of the new ancestors algorithm Bryan O'Sullivan <bryano@fb.com> parents: 18987 diff changeset	2474 try:
5bae936764bb parsers: a C implementation of the new ancestors algorithm Bryan O'Sullivan <bryano@fb.com> parents: 18987 diff changeset	2475 ancs = self.index.ancestors(a, b)
21107 4a6c8b6b10d3 revlog: backout 514d32de6646 - commonancestors Mads Kiilerich <madski@unity3d.com> parents: 21104 diff changeset	2476 except (AttributeError, OverflowError):
18988 5bae936764bb parsers: a C implementation of the new ancestors algorithm Bryan O'Sullivan <bryano@fb.com> parents: 18987 diff changeset	2477 ancs = ancestor.ancestors(self.parentrevs, a, b)
18987 3605d4e7e618 revlog: choose a consistent ancestor when there's a tie Bryan O'Sullivan <bryano@fb.com> parents: 18986 diff changeset	2478 if ancs:
3605d4e7e618 revlog: choose a consistent ancestor when there's a tie Bryan O'Sullivan <bryano@fb.com> parents: 18986 diff changeset	2479 # choose a consistent winner when there's a tie
21107 4a6c8b6b10d3 revlog: backout 514d32de6646 - commonancestors Mads Kiilerich <madski@unity3d.com> parents: 21104 diff changeset	2480 return min(map(self.node, ancs))
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2481 return self.nullid
10897 adb6a291bbdb revlog: put graph related functions together Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 10404 diff changeset	2482
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2483 def _match(self, id):
16762 93f8b9565257 revlog: don't handle long for revision matching Matt Mackall <mpm@selenic.com> parents: 16686 diff changeset	2484 if isinstance(id, int):
3156 d01e4cb2f5f2 cleanups in revlog.lookup Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3139 diff changeset	2485 # rev
2641 156fb1feab62 lookup should allow -1 to represent nullid (if passed an int as arg) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 2600 diff changeset	2486 return self.node(id)
47082 c5e1cc0b4c77 core: don't hard-code node length Joerg Sonnenberger <joerg@bec.de> parents: 47081 diff changeset	2487 if len(id) == self.nodeconstants.nodelen:
3438 b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2488 # possibly a binary node
b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2489 # odds of a binary node being all hex in ASCII are 1 in 10**25
b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2490 try:
b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2491 node = id
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2492 self.rev(node) # quick search the index
3438 b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2493 return node
39791 974592474dee revlog: drop LookupError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39790 diff changeset	2494 except error.LookupError:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2495 pass # may be partial hex id
36 da28286bf6b7 Add smart node lookup by substring or by rev number mpm@selenic.com parents: 26 diff changeset	2496 try:
3156 d01e4cb2f5f2 cleanups in revlog.lookup Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3139 diff changeset	2497 # str(rev)
36 da28286bf6b7 Add smart node lookup by substring or by rev number mpm@selenic.com parents: 26 diff changeset	2498 rev = int(id)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2499 if b"%d" % rev != id:
4980 fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	2500 raise ValueError
fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	2501 if rev < 0:
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	2502 rev = len(self) + rev
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	2503 if rev < 0 or rev >= len(self):
4980 fc44c8df9d99 revlog: some codingstyle cleanups Matt Mackall <mpm@selenic.com> parents: 4979 diff changeset	2504 raise ValueError
36 da28286bf6b7 Add smart node lookup by substring or by rev number mpm@selenic.com parents: 26 diff changeset	2505 return self.node(rev)
469 e205194ca7ef Various node id lookup tweaks mpm@selenic.com parents: 451 diff changeset	2506 except (ValueError, OverflowError):
3156 d01e4cb2f5f2 cleanups in revlog.lookup Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3139 diff changeset	2507 pass
47081 a407fe56d6e8 core: don't hard-code hex node lengths Joerg Sonnenberger <joerg@bec.de> parents: 47079 diff changeset	2508 if len(id) == 2 * self.nodeconstants.nodelen:
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2509 try:
3438 b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2510 # a full hex nodeid?
b17f9d3eda74 revlog.lookup tweaks Matt Mackall <mpm@selenic.com> parents: 3390 diff changeset	2511 node = bin(id)
7874 d812029cda85 cleanup: drop variables for unused return values Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 7873 diff changeset	2512 self.rev(node)
3157 4fe41a9e4591 optimize revlog.lookup when passed hex(node)[:...] Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3156 diff changeset	2513 return node
49263 63fd0282ad40 node: stop converting binascii.Error to TypeError in bin() Manuel Jacob <me@manueljacob.de> parents: 49262 diff changeset	2514 except (binascii.Error, error.LookupError):
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2515 pass
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2516
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2517 def _partialmatch(self, id):
37449 a0d71618074f revlog: detect pseudo file nodeids to raise WdirUnsupported exception Yuya Nishihara <yuya@tcha.org> parents: 37443 diff changeset	2518 # we don't care wdirfilenodeids as they should be always full hash
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2519 maybewdir = self.nodeconstants.wdirhex.startswith(id)
47305 93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2520 ambiguous = False
16665 e410be860393 revlog: speed up prefix matching against nodes Bryan O'Sullivan <bryano@fb.com> parents: 16533 diff changeset	2521 try:
30401 2ded17b64f09 revlog: avoid shadowing several variables using list comprehensions Augie Fackler <augie@google.com> parents: 30303 diff changeset	2522 partial = self.index.partialmatch(id)
2ded17b64f09 revlog: avoid shadowing several variables using list comprehensions Augie Fackler <augie@google.com> parents: 30303 diff changeset	2523 if partial and self.hasnode(partial):
32704 af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2524 if maybewdir:
af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2525 # single 'ff...' match in radix tree, ambiguous with wdir
47305 93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2526 ambiguous = True
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2527 else:
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2528 return partial
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2529 elif maybewdir:
32704 af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2530 # no 'ff...' match in radix tree, wdir identified
af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2531 raise error.WdirUnsupported
47305 93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2532 else:
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2533 return None
39789 2cd93a8d4bde revlog: drop RevlogError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39785 diff changeset	2534 except error.RevlogError:
16665 e410be860393 revlog: speed up prefix matching against nodes Bryan O'Sullivan <bryano@fb.com> parents: 16533 diff changeset	2535 # parsers.c radix tree lookup gave multiple matches
29396 d0ae5b8f80dc revlog: add a fast path for "ambiguous identifier" Jun Wu <quark@fb.com> parents: 29339 diff changeset	2536 # fast path: for unfiltered changelog, radix tree is accurate
d0ae5b8f80dc revlog: add a fast path for "ambiguous identifier" Jun Wu <quark@fb.com> parents: 29339 diff changeset	2537 if not getattr(self, 'filteredrevs', None):
47305 93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2538 ambiguous = True
19471 fd1bb7c1be78 revlog: handle hidden revs in _partialmatch (issue3979) Matt Mackall <mpm@selenic.com> parents: 19326 diff changeset	2539 # fall through to slow path that filters hidden revisions
16665 e410be860393 revlog: speed up prefix matching against nodes Bryan O'Sullivan <bryano@fb.com> parents: 16533 diff changeset	2540 except (AttributeError, ValueError):
49448 5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2541 # we are pure python, or key is not hex
16665 e410be860393 revlog: speed up prefix matching against nodes Bryan O'Sullivan <bryano@fb.com> parents: 16533 diff changeset	2542 pass
47305 93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2543 if ambiguous:
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2544 raise error.AmbiguousPrefixLookupError(
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2545 id, self.display_id, _(b'ambiguous identifier')
93a0abe098e7 revlog: avoid raising no-arg RevlogError for internal flow control Martin von Zweigbergk <martinvonz@google.com> parents: 47296 diff changeset	2546 )
16665 e410be860393 revlog: speed up prefix matching against nodes Bryan O'Sullivan <bryano@fb.com> parents: 16533 diff changeset	2547
13258 c2661863f16f revlog: introduce a cache for partial lookups Matt Mackall <mpm@selenic.com> parents: 13254 diff changeset	2548 if id in self._pcache:
c2661863f16f revlog: introduce a cache for partial lookups Matt Mackall <mpm@selenic.com> parents: 13254 diff changeset	2549 return self._pcache[id]
c2661863f16f revlog: introduce a cache for partial lookups Matt Mackall <mpm@selenic.com> parents: 13254 diff changeset	2550
37819 ee3d58b4a47f revlog: make pure version of _partialmatch() support 40-byte hex nodeids Martin von Zweigbergk <martinvonz@google.com> parents: 37767 diff changeset	2551 if len(id) <= 40:
49262 3e5f1fb2aec7 revlog: make try block smaller Manuel Jacob <me@manueljacob.de> parents: 49261 diff changeset	2552 # hex(node)[:...]
3e5f1fb2aec7 revlog: make try block smaller Manuel Jacob <me@manueljacob.de> parents: 49261 diff changeset	2553 l = len(id) // 2 * 2 # grab an even number of digits
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2554 try:
49448 5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2555 # we're dropping the last digit, so let's check that it's hex,
5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2556 # to avoid the expensive computation below if it's not
5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2557 if len(id) % 2 > 0:
5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2558 if not (id[-1] in hexdigits):
5fe7e9eda0f3 revlog: make _partialmatch fail fast on almost-hex inputs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 49314 diff changeset	2559 return None
49261 31602d471b60 revlog: make round-down pattern clearer Manuel Jacob <me@manueljacob.de> parents: 49248 diff changeset	2560 prefix = bin(id[:l])
49263 63fd0282ad40 node: stop converting binascii.Error to TypeError in bin() Manuel Jacob <me@manueljacob.de> parents: 49262 diff changeset	2561 except binascii.Error:
49262 3e5f1fb2aec7 revlog: make try block smaller Manuel Jacob <me@manueljacob.de> parents: 49261 diff changeset	2562 pass
3e5f1fb2aec7 revlog: make try block smaller Manuel Jacob <me@manueljacob.de> parents: 49261 diff changeset	2563 else:
13259 3b616dfa4b17 revlog: do revlog node->rev mapping by scanning Matt Mackall <mpm@selenic.com> parents: 13258 diff changeset	2564 nl = [e[7] for e in self.index if e[7].startswith(prefix)]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2565 nl = [
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2566 n for n in nl if hex(n).startswith(id) and self.hasnode(n)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2567 ]
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2568 if self.nodeconstants.nullhex.startswith(id):
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2569 nl.append(self.nullid)
7365 ec3aafa84d44 lookup: speed up partial lookup Matt Mackall <mpm@selenic.com> parents: 7363 diff changeset	2570 if len(nl) > 0:
32704 af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2571 if len(nl) == 1 and not maybewdir:
13258 c2661863f16f revlog: introduce a cache for partial lookups Matt Mackall <mpm@selenic.com> parents: 13254 diff changeset	2572 self._pcache[id] = nl[0]
7365 ec3aafa84d44 lookup: speed up partial lookup Matt Mackall <mpm@selenic.com> parents: 7363 diff changeset	2573 return nl[0]
39790 4a2466b2a434 revlog: drop some more error aliases (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39789 diff changeset	2574 raise error.AmbiguousPrefixLookupError(
47173 1ec64f59dc27 revlog: use revlog.display_id in ambiguity errors Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47172 diff changeset	2575 id, self.display_id, _(b'ambiguous identifier')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2576 )
32704 af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2577 if maybewdir:
af854b1b36f8 revlog: add support for partial matching of wdir node id Yuya Nishihara <yuya@tcha.org> parents: 32679 diff changeset	2578 raise error.WdirUnsupported
7365 ec3aafa84d44 lookup: speed up partial lookup Matt Mackall <mpm@selenic.com> parents: 7363 diff changeset	2579 return None
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2580
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2581 def lookup(self, id):
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2582 """locate a node based on:
45957 89a2afe31e82 formating: upgrade to black 20.8b1 Augie Fackler <raf@durin42.com> parents: 45885 diff changeset	2583 - revision number or str(revision number)
89a2afe31e82 formating: upgrade to black 20.8b1 Augie Fackler <raf@durin42.com> parents: 45885 diff changeset	2584 - nodeid or subset of hex nodeid
3453 dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2585 """
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2586 n = self._match(id)
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2587 if n is not None:
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2588 return n
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2589 n = self._partialmatch(id)
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2590 if n:
dba3cadef789 Only look up tags and branches as a last resort Matt Mackall <mpm@selenic.com> parents: 3438 diff changeset	2591 return n
515 03f27b1381f9 Whitespace cleanups mpm@selenic.com parents: 484 diff changeset	2592
47169 96ee8ca99f5a revlog: use revlog.display_id in LookupError Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47167 diff changeset	2593 raise error.LookupError(id, self.display_id, _(b'no match found'))
36 da28286bf6b7 Add smart node lookup by substring or by rev number mpm@selenic.com parents: 26 diff changeset	2594
37767 44d1959acb3b revlog: make shortest() take a full binary nodeid (API) Martin von Zweigbergk <martinvonz@google.com> parents: 37494 diff changeset	2595 def shortest(self, node, minlength=1):
44d1959acb3b revlog: make shortest() take a full binary nodeid (API) Martin von Zweigbergk <martinvonz@google.com> parents: 37494 diff changeset	2596 """Find the shortest unambiguous prefix that matches node."""
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2597
37907 6921d3ecadc1 shortest: rename "test" variable to "prefix" Martin von Zweigbergk <martinvonz@google.com> parents: 37906 diff changeset	2598 def isvalid(prefix):
34257 448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2599 try:
42629 24111fb9a725 lookup: don't use "00changelog.i@None" when lookup of prefix fails Martin von Zweigbergk <martinvonz@google.com> parents: 42567 diff changeset	2600 matchednode = self._partialmatch(prefix)
39836 7a9e2d85f475 revlog: catch more specific exception in shortest() Yuya Nishihara <yuya@tcha.org> parents: 39794 diff changeset	2601 except error.AmbiguousPrefixLookupError:
34257 448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2602 return False
448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2603 except error.WdirUnsupported:
448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2604 # single 'ff...' match
448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2605 return True
42629 24111fb9a725 lookup: don't use "00changelog.i@None" when lookup of prefix fails Martin von Zweigbergk <martinvonz@google.com> parents: 42567 diff changeset	2606 if matchednode is None:
47169 96ee8ca99f5a revlog: use revlog.display_id in LookupError Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47167 diff changeset	2607 raise error.LookupError(node, self.display_id, _(b'no node'))
38014 76e933e0ccc9 shortest: remove unnecessary check for revnum in isvalid() Martin von Zweigbergk <martinvonz@google.com> parents: 38013 diff changeset	2608 return True
34257 448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2609
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2610 def maybewdir(prefix):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2611 return all(c == b'f' for c in pycompat.iterbytestr(prefix))
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2612
37767 44d1959acb3b revlog: make shortest() take a full binary nodeid (API) Martin von Zweigbergk <martinvonz@google.com> parents: 37494 diff changeset	2613 hexnode = hex(node)
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2614
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2615 def disambiguate(hexnode, minlength):
38015 3ac950cd5978 shortest: move revnum-disambiguation out of revlog Martin von Zweigbergk <martinvonz@google.com> parents: 38014 diff changeset	2616 """Disambiguate against wdirid."""
45054 cc2572923ea3 revlog: avoid hard-coded hash sizes Joerg Sonnenberger <joerg@bec.de> parents: 44803 diff changeset	2617 for length in range(minlength, len(hexnode) + 1):
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2618 prefix = hexnode[:length]
38015 3ac950cd5978 shortest: move revnum-disambiguation out of revlog Martin von Zweigbergk <martinvonz@google.com> parents: 38014 diff changeset	2619 if not maybewdir(prefix):
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2620 return prefix
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2621
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2622 if not getattr(self, 'filteredrevs', None):
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2623 try:
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2624 length = max(self.index.shortest(node), minlength)
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2625 return disambiguate(hexnode, length)
39789 2cd93a8d4bde revlog: drop RevlogError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39785 diff changeset	2626 except error.RevlogError:
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2627 if node != self.nodeconstants.wdirid:
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	2628 raise error.LookupError(
47169 96ee8ca99f5a revlog: use revlog.display_id in LookupError Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47167 diff changeset	2629 node, self.display_id, _(b'no node')
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	2630 )
38012 0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2631 except AttributeError:
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2632 # Fall through to pure code
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2633 pass
0304f22497fa revlog: use node tree (native code) for shortest() calculation Martin von Zweigbergk <martinvonz@google.com> parents: 37909 diff changeset	2634
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2635 if node == self.nodeconstants.wdirid:
45054 cc2572923ea3 revlog: avoid hard-coded hash sizes Joerg Sonnenberger <joerg@bec.de> parents: 44803 diff changeset	2636 for length in range(minlength, len(hexnode) + 1):
38013 0db7fe7c34d3 shortest: make pure code also disambigute against revnums at end Martin von Zweigbergk <martinvonz@google.com> parents: 38012 diff changeset	2637 prefix = hexnode[:length]
0db7fe7c34d3 shortest: make pure code also disambigute against revnums at end Martin von Zweigbergk <martinvonz@google.com> parents: 38012 diff changeset	2638 if isvalid(prefix):
0db7fe7c34d3 shortest: make pure code also disambigute against revnums at end Martin von Zweigbergk <martinvonz@google.com> parents: 38012 diff changeset	2639 return prefix
0db7fe7c34d3 shortest: make pure code also disambigute against revnums at end Martin von Zweigbergk <martinvonz@google.com> parents: 38012 diff changeset	2640
45054 cc2572923ea3 revlog: avoid hard-coded hash sizes Joerg Sonnenberger <joerg@bec.de> parents: 44803 diff changeset	2641 for length in range(minlength, len(hexnode) + 1):
37907 6921d3ecadc1 shortest: rename "test" variable to "prefix" Martin von Zweigbergk <martinvonz@google.com> parents: 37906 diff changeset	2642 prefix = hexnode[:length]
6921d3ecadc1 shortest: rename "test" variable to "prefix" Martin von Zweigbergk <martinvonz@google.com> parents: 37906 diff changeset	2643 if isvalid(prefix):
38013 0db7fe7c34d3 shortest: make pure code also disambigute against revnums at end Martin von Zweigbergk <martinvonz@google.com> parents: 38012 diff changeset	2644 return disambiguate(hexnode, length)
34257 448725a2ef73 templater: extract shortest() logic from template function Martin von Zweigbergk <martinvonz@google.com> parents: 34160 diff changeset	2645
2890 5df3e5cf16bc Move cmp bits from filelog to revlog Matt Mackall <mpm@selenic.com> parents: 2859 diff changeset	2646 def cmp(self, node, text):
11539 a463e3c50212 cmp: document the fact that we return True if content is different Nicolas Dumazet <nicdumz.commits@gmail.com> parents: 11323 diff changeset	2647 """compare text with a given file revision
a463e3c50212 cmp: document the fact that we return True if content is different Nicolas Dumazet <nicdumz.commits@gmail.com> parents: 11323 diff changeset	2648
a463e3c50212 cmp: document the fact that we return True if content is different Nicolas Dumazet <nicdumz.commits@gmail.com> parents: 11323 diff changeset	2649 returns True if text is different than what is stored.
a463e3c50212 cmp: document the fact that we return True if content is different Nicolas Dumazet <nicdumz.commits@gmail.com> parents: 11323 diff changeset	2650 """
2890 5df3e5cf16bc Move cmp bits from filelog to revlog Matt Mackall <mpm@selenic.com> parents: 2859 diff changeset	2651 p1, p2 = self.parents(node)
39882 f8eb71f9e3bd storageutil: new module for storage primitives (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39877 diff changeset	2652 return storageutil.hashrevisionsha1(text, p1, p2) != node
2890 5df3e5cf16bc Move cmp bits from filelog to revlog Matt Mackall <mpm@selenic.com> parents: 2859 diff changeset	2653
11929 1839a7518b0d revlog: deltachain() returns chain of revs need to construct a revision Pradeepkumar Gayam <in3xes@gmail.com> parents: 11928 diff changeset	2654 def deltaparent(self, rev):
14195 0013d3eeb826 revlog: remove support for parentdelta Sune Foldager <cryo@cyanite.org> parents: 14164 diff changeset	2655 """return deltaparent of the given revision"""
14253 c28d5200374c revlog: support reading generaldelta revlogs Sune Foldager <cryo@cyanite.org> parents: 14252 diff changeset	2656 base = self.index[rev][3]
c28d5200374c revlog: support reading generaldelta revlogs Sune Foldager <cryo@cyanite.org> parents: 14252 diff changeset	2657 if base == rev:
14208 d62d597b8974 revlog: compute correct deltaparent in the deltaparent function Sune Foldager <cryo@cyanite.org> parents: 14196 diff changeset	2658 return nullrev
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	2659 elif self.delta_config.general_delta:
14253 c28d5200374c revlog: support reading generaldelta revlogs Sune Foldager <cryo@cyanite.org> parents: 14252 diff changeset	2660 return base
14208 d62d597b8974 revlog: compute correct deltaparent in the deltaparent function Sune Foldager <cryo@cyanite.org> parents: 14196 diff changeset	2661 else:
d62d597b8974 revlog: compute correct deltaparent in the deltaparent function Sune Foldager <cryo@cyanite.org> parents: 14196 diff changeset	2662 return rev - 1
11929 1839a7518b0d revlog: deltachain() returns chain of revs need to construct a revision Pradeepkumar Gayam <in3xes@gmail.com> parents: 11928 diff changeset	2663
39182 f8db458651c8 revlog: add a method to tells whether rev is stored as a snapshot Paul Morelle <paul.morelle@octobus.net> parents: 39180 diff changeset	2664 def issnapshot(self, rev):
45957 89a2afe31e82 formating: upgrade to black 20.8b1 Augie Fackler <raf@durin42.com> parents: 45885 diff changeset	2665 """tells whether rev is a snapshot"""
51097 ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	2666 ret = self._inner.issnapshot(rev)
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	2667 self.issnapshot = self._inner.issnapshot
ff673b9da21f revlog: add a couple more of useful method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51096 diff changeset	2668 return ret
39182 f8db458651c8 revlog: add a method to tells whether rev is stored as a snapshot Paul Morelle <paul.morelle@octobus.net> parents: 39180 diff changeset	2669
39185 3b1042cab4b4 revlog: add a method to retrieve snapshot depth Boris Feld <boris.feld@octobus.net> parents: 39183 diff changeset	2670 def snapshotdepth(self, rev):
3b1042cab4b4 revlog: add a method to retrieve snapshot depth Boris Feld <boris.feld@octobus.net> parents: 39183 diff changeset	2671 """number of snapshot in the chain before this one"""
3b1042cab4b4 revlog: add a method to retrieve snapshot depth Boris Feld <boris.feld@octobus.net> parents: 39183 diff changeset	2672 if not self.issnapshot(rev):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2673 raise error.ProgrammingError(b'revision %d not a snapshot')
51099 30f458fc59e9 revlog: move the `deltachain` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51098 diff changeset	2674 return len(self._inner._deltachain(rev)[0]) - 1
39185 3b1042cab4b4 revlog: add a method to retrieve snapshot depth Boris Feld <boris.feld@octobus.net> parents: 39183 diff changeset	2675
1941 7518823709a2 revlog.py: factorization and fixes for rev < 0 (nullid) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 1853 diff changeset	2676 def revdiff(self, rev1, rev2):
31758 5d11b5edcb0b revlog: use raw revisions in revdiff Jun Wu <quark@fb.com> parents: 31757 diff changeset	2677 """return or calculate a delta between two revisions
5d11b5edcb0b revlog: use raw revisions in revdiff Jun Wu <quark@fb.com> parents: 31757 diff changeset	2678
5d11b5edcb0b revlog: use raw revisions in revdiff Jun Wu <quark@fb.com> parents: 31757 diff changeset	2679 The delta calculated is in binary form and is intended to be written to
5d11b5edcb0b revlog: use raw revisions in revdiff Jun Wu <quark@fb.com> parents: 31757 diff changeset	2680 revlog data directly. So this function needs raw revision data.
5d11b5edcb0b revlog: use raw revisions in revdiff Jun Wu <quark@fb.com> parents: 31757 diff changeset	2681 """
14208 d62d597b8974 revlog: compute correct deltaparent in the deltaparent function Sune Foldager <cryo@cyanite.org> parents: 14196 diff changeset	2682 if rev1 != nullrev and self.deltaparent(rev2) == rev1:
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	2683 return bytes(self._inner._chunk(rev2))
5005 72082bfced9a revlog: minor revdiff reorganization Matt Mackall <mpm@selenic.com> parents: 5004 diff changeset	2684
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2685 return mdiff.textdiff(self.rawdata(rev1), self.rawdata(rev2))
119 c7a66f9752a4 Add code to retrieve or construct a revlog delta mpm@selenic.com parents: 117 diff changeset	2686
51027 33d2f0164d0d revlog: drop the df argument to `revision` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51025 diff changeset	2687 def revision(self, nodeorrev):
16435 df347129305d revlog: fix partial revision() docstring (from d7d64b89a65c) Patrick Mezard <patrick@mezard.eu> parents: 16424 diff changeset	2688 """return an uncompressed revision of a given node or revision
df347129305d revlog: fix partial revision() docstring (from d7d64b89a65c) Patrick Mezard <patrick@mezard.eu> parents: 16424 diff changeset	2689 number.
df347129305d revlog: fix partial revision() docstring (from d7d64b89a65c) Patrick Mezard <patrick@mezard.eu> parents: 16424 diff changeset	2690 """
51027 33d2f0164d0d revlog: drop the df argument to `revision` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51025 diff changeset	2691 return self._revisiondata(nodeorrev)
42735 389233789952 revlog: split a `_revisiondata` method to file `revision` job Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42711 diff changeset	2692
51029 299b7b5440db revlog: drop the df argument to `sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51028 diff changeset	2693 def sidedata(self, nodeorrev):
42982 0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2694 """a map of extra data related to the changeset but not part of the hash
0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2695
0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2696 This function currently return a dictionary. However, more advanced
0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2697 mapping object will likely be used in the future for a more
0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2698 efficient/lazy code.
0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2699 """
47388 d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2700 # deal with <nodeorrev> argument type
d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2701 if isinstance(nodeorrev, int):
d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2702 rev = nodeorrev
d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2703 else:
d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2704 rev = self.rev(nodeorrev)
d6a52783d2ba revlog: implement sidedata without using _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47336 diff changeset	2705 return self._sidedata(rev)
42982 0d1272783f24 revlog: introduce a `sidedata` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42885 diff changeset	2706
51101 be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2707 def _rawtext(self, node, rev):
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2708 """return the possibly unvalidated rawtext for a revision
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2709
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2710 returns (rev, rawtext, validated)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2711 """
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2712 # Check if we have the entry in cache
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2713 # The cache entry looks like (node, rev, rawtext)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2714 if self._inner._revisioncache:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2715 if self._inner._revisioncache[0] == node:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2716 return (rev, self._inner._revisioncache[2], True)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2717
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2718 if rev is None:
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2719 rev = self.rev(node)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2720
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2721 return self._inner.raw_text(node, rev)
be56d322ee89 revlog: move the `rawtext` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51100 diff changeset	2722
51031 8520db304f01 revlog: drop more file description passing between private function Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51030 diff changeset	2723 def _revisiondata(self, nodeorrev, raw=False):
42806 616aa62e5027 revlog: add some documentation to `_revisiondata` code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42805 diff changeset	2724 # deal with <nodeorrev> argument type
16375 d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2725 if isinstance(nodeorrev, int):
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2726 rev = nodeorrev
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2727 node = self.node(rev)
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2728 else:
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2729 node = nodeorrev
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2730 rev = None
d7d64b89a65c revlog: allow retrieving contents by revision number Matt Mackall <mpm@selenic.com> parents: 16374 diff changeset	2731
42806 616aa62e5027 revlog: add some documentation to `_revisiondata` code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42805 diff changeset	2732 # fast path the special `nullid` rev
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	2733 if node == self.nullid:
47391 9d9eb22b9b69 revlog: no longer return sidedata from `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47390 diff changeset	2734 return b""
42805 bf070a59546a revlog: move `nullid` early return sooner in `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42804 diff changeset	2735
43984 bdb357161d7a revlog: drop an unused variable assignment Matt Harbison <matt_harbison@yahoo.com> parents: 43962 diff changeset	2736 # ``rawtext`` is the text as stored inside the revlog. Might be the
bdb357161d7a revlog: drop an unused variable assignment Matt Harbison <matt_harbison@yahoo.com> parents: 43962 diff changeset	2737 # revision or might need to be processed to retrieve the revision.
51031 8520db304f01 revlog: drop more file description passing between private function Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51030 diff changeset	2738 rev, rawtext, validated = self._rawtext(node, rev)
42808 e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2739
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2740 if raw and validated:
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2741 # if we don't want to process the raw text and that raw
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2742 # text is cached, we can exit early.
47391 9d9eb22b9b69 revlog: no longer return sidedata from `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47390 diff changeset	2743 return rawtext
42808 e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2744 if rev is None:
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2745 rev = self.rev(node)
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2746 # the revlog's flag for this revision
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2747 # (usually alter its state or content)
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2748 flags = self.flags(rev)
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2749
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2750 if validated and flags == REVIDX_DEFAULT_FLAGS:
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2751 # no extra flags set, no flag processor runs, text = rawtext
47391 9d9eb22b9b69 revlog: no longer return sidedata from `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47390 diff changeset	2752 return rawtext
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2753
42885 4a3efe0febb5 revlog: stop using `_processflags` directly Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42882 diff changeset	2754 if raw:
42994 dff95420480f flagprocessors: make `processflagsraw` a module level function Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42993 diff changeset	2755 validatehash = flagutil.processflagsraw(self, rawtext, flags)
42885 4a3efe0febb5 revlog: stop using `_processflags` directly Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42882 diff changeset	2756 text = rawtext
4a3efe0febb5 revlog: stop using `_processflags` directly Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42882 diff changeset	2757 else:
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2758 r = flagutil.processflagsread(self, rawtext, flags)
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2759 text, validatehash = r
42808 e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2760 if validatehash:
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2761 self.checkhash(text, node, rev=rev)
e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2762 if not validated:
51100 8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2763 self._inner._revisioncache = (node, rev, rawtext)
42808 e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2764
47391 9d9eb22b9b69 revlog: no longer return sidedata from `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47390 diff changeset	2765 return text
42808 e91411fcc697 revlog: split `rawtext` retrieval out of _revisiondata Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42807 diff changeset	2766
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2767 def _sidedata(self, rev):
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2768 """Return the sidedata for a given revision number."""
51102 49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	2769 sidedata_end = None
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	2770 if self._docket is not None:
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	2771 sidedata_end = self._docket.sidedata_end
49d75cc12b8f revlog: move `sidedata` in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51101 diff changeset	2772 return self._inner.sidedata(rev, sidedata_end)
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	2773
51028 14de15825253 revlog: drop the df argument to `rawdata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51027 diff changeset	2774 def rawdata(self, nodeorrev):
14de15825253 revlog: drop the df argument to `rawdata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51027 diff changeset	2775 """return an uncompressed raw data of a given node or revision number."""
14de15825253 revlog: drop the df argument to `rawdata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51027 diff changeset	2776 return self._revisiondata(nodeorrev, raw=True)
42736 415e4136d326 rawdata: introduce a `rawdata` method on revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42735 diff changeset	2777
22785 abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2778 def hash(self, text, p1, p2):
abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2779 """Compute a node hash.
abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2780
abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2781 Available as a function so that subclasses can replace the hash
abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2782 as needed.
abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2783 """
39882 f8eb71f9e3bd storageutil: new module for storage primitives (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39877 diff changeset	2784 return storageutil.hashrevisionsha1(text, p1, p2)
22785 abc44fcc9c57 revlog: move references to revlog.hash to inside the revlog class Augie Fackler <raf@durin42.com> parents: 22784 diff changeset	2785
30589 be5b2098a817 revlog: merge hash checking subfunctions Remi Chaintron <remi@fb.com> parents: 30552 diff changeset	2786 def checkhash(self, text, node, p1=None, p2=None, rev=None):
be5b2098a817 revlog: merge hash checking subfunctions Remi Chaintron <remi@fb.com> parents: 30552 diff changeset	2787 """Check node hash integrity.
19624 55749cb14d24 revlog: extract 'checkhash' method Wojciech Lopata <lopek@fb.com> parents: 19471 diff changeset	2788
30589 be5b2098a817 revlog: merge hash checking subfunctions Remi Chaintron <remi@fb.com> parents: 30552 diff changeset	2789 Available as a function so that subclasses can extend hash mismatch
be5b2098a817 revlog: merge hash checking subfunctions Remi Chaintron <remi@fb.com> parents: 30552 diff changeset	2790 behaviors as needed.
be5b2098a817 revlog: merge hash checking subfunctions Remi Chaintron <remi@fb.com> parents: 30552 diff changeset	2791 """
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2792 try:
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2793 if p1 is None and p2 is None:
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2794 p1, p2 = self.parents(node)
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2795 if node != self.hash(text, p1, p2):
40055 801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2796 # Clear the revision cache on hash failure. The revision cache
801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2797 # only stores the raw revision and clearing the cache does have
801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2798 # the side-effect that we won't have a cache hit when the raw
801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2799 # revision data is accessed. But this case should be rare and
801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2800 # it is extra work to teach the cache about the hash
801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2801 # verification state.
51100 8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2802 if (
8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2803 self._inner._revisioncache
8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2804 and self._inner._revisioncache[0] == node
8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2805 ):
8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	2806 self._inner._revisioncache = None
40055 801ccd8e67c0 revlog: clear revision cache on hash verification failure Gregory Szorc <gregory.szorc@gmail.com> parents: 40053 diff changeset	2807
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2808 revornode = rev
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2809 if revornode is None:
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2810 revornode = templatefilters.short(hex(node))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2811 raise error.RevlogError(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2812 _(b"integrity check failed on %s:%s")
47174 0a66eef0ed97 revlog: use revlog.display_id in integrity error Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47173 diff changeset	2813 % (self.display_id, pycompat.bytestr(revornode))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2814 )
39789 2cd93a8d4bde revlog: drop RevlogError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39785 diff changeset	2815 except error.RevlogError:
51055 0d33f4b0c4cb revlog: remove legacy usage of `_censorable` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51054 diff changeset	2816 if self.feature_config.censorable and storageutil.iscensoredtext(
0d33f4b0c4cb revlog: remove legacy usage of `_censorable` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51054 diff changeset	2817 text
0d33f4b0c4cb revlog: remove legacy usage of `_censorable` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51054 diff changeset	2818 ):
47175 f574734eb2b7 revlog: use revlog.display_id in censor related errors Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47174 diff changeset	2819 raise error.CensoredNodeError(self.display_id, node, text)
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	2820 raise
0 9117c6561b0b Add back links from file revisions to changeset revisions mpm@selenic.com parents: diff changeset	2821
50390 978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2822 @property
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2823 def _split_index_file(self):
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2824 """the path where to expect the index of an ongoing splitting operation
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2825
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2826 The file will only exist if a splitting operation is in progress, but
978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2827 it is always expected at the same location."""
50761 4a3a9d961561 revlog: fix the naming scheme use by split temporary file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50694 diff changeset	2828 parts = self.radix.split(b'/')
50391 12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2829 if len(parts) > 1:
12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2830 # adds a '-s' prefix to the ``data/` or `meta/` base
12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2831 head = parts[0] + b'-s'
50761 4a3a9d961561 revlog: fix the naming scheme use by split temporary file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50694 diff changeset	2832 mids = parts[1:-1]
4a3a9d961561 revlog: fix the naming scheme use by split temporary file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50694 diff changeset	2833 tail = parts[-1] + b'.i'
4a3a9d961561 revlog: fix the naming scheme use by split temporary file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50694 diff changeset	2834 pieces = [head] + mids + [tail]
4a3a9d961561 revlog: fix the naming scheme use by split temporary file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50694 diff changeset	2835 return b'/'.join(pieces)
50391 12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2836 else:
12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2837 # the revlog is stored at the root of the store (changelog or
12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2838 # manifest), no risk of collision.
12f13b13f414 revlog: avoid possible collision between directory and temporary index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50390 diff changeset	2839 return self.radix + b'.i.s'
50390 978ffa09910b revlog: move the computation of the split_index path in a property Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50348 diff changeset	2840
51327 5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2841 def _enforceinlinesize(self, tr):
26376 344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2842 """Check if the revlog is too big for inline and convert if so.
344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2843
344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2844 This should be called after revisions are added to the revlog. If the
344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2845 revlog has grown too large to be an inline revlog, it will convert it
344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2846 to use multiple index and data files.
344a1621674b revlog: add docstring for checkinlinesize() Gregory Szorc <gregory.szorc@gmail.com> parents: 26243 diff changeset	2847 """
38883 119d14f41cb2 revlog: remove some knowledge of sentinel nullid in index Martin von Zweigbergk <martinvonz@google.com> parents: 38880 diff changeset	2848 tiprev = len(self) - 1
47181 88bd08a6830f revlog: simplify a conditionnal in _enforceinlinesize Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47180 diff changeset	2849 total_size = self.start(tiprev) + self.length(tiprev)
51203 a93e52f0b6ff changelog: disallow delayed write on inline changesets Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51202 diff changeset	2850 if not self._inline or (self._may_inline and total_size < _maxinline):
2073 1e6745f78989 Implement data inlined with the index file mason@suse.com parents: 2072 diff changeset	2851 return
8315 c8493310ad9b revlog: use index to find index size Matt Mackall <mpm@selenic.com> parents: 8314 diff changeset	2852
51092 31f143448704 revlog: drop reference to docket in the inline-splitting code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51091 diff changeset	2853 if self._docket is not None:
31f143448704 revlog: drop reference to docket in the inline-splitting code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51091 diff changeset	2854 msg = b"inline revlog should not have a docket"
31f143448704 revlog: drop reference to docket in the inline-splitting code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51091 diff changeset	2855 raise error.ProgrammingError(msg)
31f143448704 revlog: drop reference to docket in the inline-splitting code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51091 diff changeset	2856
51202 dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2857 # In the common case, we enforce inline size because the revlog has
dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2858 # been appened too. And in such case, it must have an initial offset
dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2859 # recorded in the transaction.
51109 af96fbb8f739 revlog: add a `canonical_index_file` attribute on inner revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51106 diff changeset	2860 troffset = tr.findoffset(self._inner.canonical_index_file)
51202 dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2861 pre_touched = troffset is not None
dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2862 if not pre_touched and self.target[0] != KIND_CHANGELOG:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2863 raise error.RevlogError(
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	2864 _(b"%s not found in the transaction") % self._indexfile
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2865 )
51202 dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2866
dcaa2df1f688 changelog: never inline changelog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51143 diff changeset	2867 tr.addbackup(self._inner.canonical_index_file, for_offset=pre_touched)
47163 396442cd7e6a revlog: rename `datafile` to `datafile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47162 diff changeset	2868 tr.add(self._datafile, 0)
8315 c8493310ad9b revlog: use index to find index size Matt Mackall <mpm@selenic.com> parents: 8314 diff changeset	2869
51094 de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2870 new_index_file_path = None
51327 5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2871 old_index_file_path = self._indexfile
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2872 new_index_file_path = self._split_index_file
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2873 opener = self.opener
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2874 weak_self = weakref.ref(self)
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2875
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2876 # the "split" index replace the real index when the transaction is
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2877 # finalized
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2878 def finalize_callback(tr):
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2879 opener.rename(
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2880 new_index_file_path,
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2881 old_index_file_path,
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2882 checkambig=True,
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2883 )
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2884 maybe_self = weak_self()
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2885 if maybe_self is not None:
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2886 maybe_self._indexfile = old_index_file_path
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2887 maybe_self._inner.index_file = maybe_self._indexfile
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2888
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2889 def abort_callback(tr):
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2890 maybe_self = weak_self()
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2891 if maybe_self is not None:
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2892 maybe_self._indexfile = old_index_file_path
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2893 maybe_self._inner.inline = True
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2894 maybe_self._inner.index_file = old_index_file_path
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2895
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2896 tr.registertmp(new_index_file_path)
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2897 if self.target[1] is not None:
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2898 callback_id = b'000-revlog-split-%d-%s' % self.target
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2899 else:
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2900 callback_id = b'000-revlog-split-%d' % self.target[0]
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2901 tr.addfinalize(callback_id, finalize_callback)
5b3b6db49bbb changelog: drop the side_write argument to revlog splitting Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51290 diff changeset	2902 tr.addabort(callback_id, abort_callback)
8315 c8493310ad9b revlog: use index to find index size Matt Mackall <mpm@selenic.com> parents: 8314 diff changeset	2903
51094 de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2904 self._format_flags &= ~FLAG_INLINE_DATA
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2905 self._inner.split_inline(
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2906 tr,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2907 self._format_flags \| self._format_version,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2908 new_index_file_path=new_index_file_path,
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2909 )
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2910
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2911 self._inline = False
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2912 if new_index_file_path is not None:
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2913 self._indexfile = new_index_file_path
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2914
de6a8cc24de3 revlog: move the splitting-inline-revlog logic inside the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51093 diff changeset	2915 nodemaputil.setup_persistent_nodemap(tr, self)
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2916
39891 debc4ee597e7 revlog: add a callback "tracking" duplicate node addition Boris Feld <boris.feld@octobus.net> parents: 39886 diff changeset	2917 def _nodeduplicatecallback(self, transaction, node):
45957 89a2afe31e82 formating: upgrade to black 20.8b1 Augie Fackler <raf@durin42.com> parents: 45885 diff changeset	2918 """called when trying to add a node already stored."""
39891 debc4ee597e7 revlog: add a callback "tracking" duplicate node addition Boris Feld <boris.feld@octobus.net> parents: 39886 diff changeset	2919
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2920 @contextlib.contextmanager
47469 5fa083a5ff04 copies: Keep changelog sidedata file open during copy tracing Simon Sapin <simon.sapin@octobus.net> parents: 47463 diff changeset	2921 def reading(self):
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2922 with self._inner.reading():
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2923 yield
47469 5fa083a5ff04 copies: Keep changelog sidedata file open during copy tracing Simon Sapin <simon.sapin@octobus.net> parents: 47463 diff changeset	2924
5fa083a5ff04 copies: Keep changelog sidedata file open during copy tracing Simon Sapin <simon.sapin@octobus.net> parents: 47463 diff changeset	2925 @contextlib.contextmanager
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2926 def _writing(self, transaction):
47251 4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	2927 if self._trypending:
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	2928 msg = b'try to write in a `trypending` revlog: %s'
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	2929 msg %= self.display_id
4f38ada3fc26 revlog: move the `trypending` logic from the `changelog` to the `revlog` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47250 diff changeset	2930 raise error.ProgrammingError(msg)
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2931 if self._inner.is_writing:
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2932 yield
906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2933 else:
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2934 data_end = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2935 sidedata_end = None
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2936 if self._docket is not None:
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2937 data_end = self._docket.data_end
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2938 sidedata_end = self._docket.sidedata_end
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2939 with self._inner.writing(
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2940 transaction,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2941 data_end=data_end,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2942 sidedata_end=sidedata_end,
c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	2943 ):
47335 1844a2e3401c revlog: simplify the try nesting in the `_writing` context Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47332 diff changeset	2944 yield
1844a2e3401c revlog: simplify the try nesting in the `_writing` context Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47332 diff changeset	2945 if self._docket is not None:
1844a2e3401c revlog: simplify the try nesting in the `_writing` context Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47332 diff changeset	2946 self._write_docket(transaction)
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2947
51110 d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	2948 @property
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	2949 def is_delaying(self):
d83d788590a8 changelog-delay: move the delay/divert logic inside the (inner) revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51109 diff changeset	2950 return self._inner.is_delaying
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	2951
47250 682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2952 def _write_docket(self, transaction):
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2953 """write the current docket on disk
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2954
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2955 Exist as a method to help changelog to implement transaction logic
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2956
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2957 We could also imagine using the same transaction logic for all revlog
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2958 since docket are cheap."""
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2959 self._docket.write(transaction)
682f09857d69 revlogv2: delay the update of the changelog docket to transaction end Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47249 diff changeset	2960
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2961 def addrevision(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2962 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2963 text,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2964 transaction,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2965 link,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2966 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2967 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2968 cachedelta=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2969 node=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2970 flags=REVIDX_DEFAULT_FLAGS,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2971 deltacomputer=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2972 sidedata=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2973 ):
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2974 """add a revision to the log
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2975
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2976 text - the revision data to add
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2977 transaction - the transaction object used for rollback
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2978 link - the linkrev data to add
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2979 p1, p2 - the parent nodeids of the revision
12012 bade7a9c5c07 revlog: fix docstring Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 12011 diff changeset	2980 cachedelta - an optional precomputed delta
19625 6a411a06cb1f revlog: pass node as an argument of addrevision Wojciech Lopata <lopek@fb.com> parents: 19624 diff changeset	2981 node - nodeid of revision; typically node is not specified, and it is
6a411a06cb1f revlog: pass node as an argument of addrevision Wojciech Lopata <lopek@fb.com> parents: 19624 diff changeset	2982 computed by default as hash(text, p1, p2), however subclasses might
6a411a06cb1f revlog: pass node as an argument of addrevision Wojciech Lopata <lopek@fb.com> parents: 19624 diff changeset	2983 use different hashing method (and override checkhash() in such case)
30744 e12c0fa1f65b revlog: pass revlog flags to addrevision Remi Chaintron <remi@fb.com> parents: 30743 diff changeset	2984 flags - the known flags to set on the revision
39357 655b5b465953 revlog: split functionality related to deltas computation in a new module Boris Feld <boris.feld@octobus.net> parents: 39356 diff changeset	2985 deltacomputer - an optional deltacomputer instance shared between
35738 f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	2986 multiple calls
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	2987 """
19326 7014526d67a8 revlog: add exception when linkrev == nullrev Durham Goode <durham@fb.com> parents: 19200 diff changeset	2988 if link == nullrev:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2989 raise error.RevlogError(
47177 6bc7c467a7d1 revlog: use revlog.display_id in error related to bad revisions Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47176 diff changeset	2990 _(b"attempted to add linkrev -1 to %s") % self.display_id
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2991 )
25459 0bda5bfaf0b1 revlog: move size limit check to addrevision Matt Mackall <mpm@selenic.com> parents: 25410 diff changeset	2992
42988 33532939c667 revlog: add a `sidedata` parameters to addrevision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42987 diff changeset	2993 if sidedata is None:
33532939c667 revlog: add a `sidedata` parameters to addrevision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42987 diff changeset	2994 sidedata = {}
51066 7c2dc75cdc0f revlog: remove legacy usage of `hassidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51065 diff changeset	2995 elif sidedata and not self.feature_config.has_side_data:
43030 827cb4fe62a3 sidedata: introduce a new requirement to protect the feature Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43027 diff changeset	2996 raise error.ProgrammingError(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2997 _(b"trying to add sidedata to a revlog who don't support them")
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	2998 )
42988 33532939c667 revlog: add a `sidedata` parameters to addrevision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42987 diff changeset	2999
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3000 if flags:
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3001 node = node or self.hash(text, p1, p2)
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3002
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3003 rawtext, validatehash = flagutil.processflagswrite(self, text, flags)
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3004
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3005 # If the flag processor modifies the revision data, ignore any provided
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3006 # cachedelta.
31755 f319981c24c9 revlog: rename some "text"s to "rawtext" Jun Wu <quark@fb.com> parents: 31754 diff changeset	3007 if rawtext != text:
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3008 cachedelta = None
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3009
31755 f319981c24c9 revlog: rename some "text"s to "rawtext" Jun Wu <quark@fb.com> parents: 31754 diff changeset	3010 if len(rawtext) > _maxentrysize:
39789 2cd93a8d4bde revlog: drop RevlogError alias (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39785 diff changeset	3011 raise error.RevlogError(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3012 _(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3013 b"%s: size of %d bytes exceeds maximum revlog storage of 2GiB"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3014 )
47176 dfe8074239de revlog: use revlog.display_id in "revision too big" errors Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47175 diff changeset	3015 % (self.display_id, len(rawtext))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3016 )
25459 0bda5bfaf0b1 revlog: move size limit check to addrevision Matt Mackall <mpm@selenic.com> parents: 25410 diff changeset	3017
31755 f319981c24c9 revlog: rename some "text"s to "rawtext" Jun Wu <quark@fb.com> parents: 31754 diff changeset	3018 node = node or self.hash(rawtext, p1, p2)
46560 f7b61ad3c64a revlog: change addrevision to return the new revision, not node Joerg Sonnenberger <joerg@bec.de> parents: 46559 diff changeset	3019 rev = self.index.get_rev(node)
f7b61ad3c64a revlog: change addrevision to return the new revision, not node Joerg Sonnenberger <joerg@bec.de> parents: 46559 diff changeset	3020 if rev is not None:
f7b61ad3c64a revlog: change addrevision to return the new revision, not node Joerg Sonnenberger <joerg@bec.de> parents: 46559 diff changeset	3021 return rev
12023 44c22dc193a4 revlog.addrevision(): move computation of nodeid in addrevision() Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 12012 diff changeset	3022
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3023 if validatehash:
31755 f319981c24c9 revlog: rename some "text"s to "rawtext" Jun Wu <quark@fb.com> parents: 31754 diff changeset	3024 self.checkhash(rawtext, node, p1=p1, p2=p2)
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30744 diff changeset	3025
46560 f7b61ad3c64a revlog: change addrevision to return the new revision, not node Joerg Sonnenberger <joerg@bec.de> parents: 46559 diff changeset	3026 return self.addrawrevision(
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3027 rawtext,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3028 transaction,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3029 link,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3030 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3031 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3032 node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3033 flags,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3034 cachedelta=cachedelta,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3035 deltacomputer=deltacomputer,
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3036 sidedata=sidedata,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3037 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3038
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3039 def addrawrevision(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3040 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3041 rawtext,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3042 transaction,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3043 link,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3044 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3045 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3046 node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3047 flags,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3048 cachedelta=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3049 deltacomputer=None,
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3050 sidedata=None,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3051 ):
32284 3de4c61b5087 revlog: move part of "addrevision" to "addrawrevision" Jun Wu <quark@fb.com> parents: 32269 diff changeset	3052 """add a raw revision with known flags, node and parents
3de4c61b5087 revlog: move part of "addrevision" to "addrawrevision" Jun Wu <quark@fb.com> parents: 32269 diff changeset	3053 useful when reusing a revision not stored in this revlog (ex: received
3de4c61b5087 revlog: move part of "addrevision" to "addrawrevision" Jun Wu <quark@fb.com> parents: 32269 diff changeset	3054 over wire, or read from an external bundle).
3de4c61b5087 revlog: move part of "addrevision" to "addrawrevision" Jun Wu <quark@fb.com> parents: 32269 diff changeset	3055 """
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3056 with self._writing(transaction):
46559 9ee4e988e2be revlog: change addrawrevision to return the revision Joerg Sonnenberger <joerg@bec.de> parents: 46558 diff changeset	3057 return self._addrevision(
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3058 node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3059 rawtext,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3060 transaction,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3061 link,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3062 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3063 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3064 flags,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3065 cachedelta,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3066 deltacomputer=deltacomputer,
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3067 sidedata=sidedata,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3068 )
3390 a74addddd092 make revlog.addgroup pass its file handles to addrevision Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 3360 diff changeset	3069
30795 78ac56aebab6 revlog: use compression engine API for compression Gregory Szorc <gregory.szorc@gmail.com> parents: 30793 diff changeset	3070 def compress(self, data):
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	3071 return self._inner.compress(data)
17128 1028a1c9077a revlog: make compress a method Bryan O'Sullivan <bryano@fb.com> parents: 17009 diff changeset	3072
30793 b6f455a6e4d6 revlog: move decompress() from module to revlog class (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 30792 diff changeset	3073 def decompress(self, data):
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	3074 return self._inner.decompress(data)
30793 b6f455a6e4d6 revlog: move decompress() from module to revlog class (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 30792 diff changeset	3075
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3076 def _addrevision(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3077 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3078 node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3079 rawtext,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3080 transaction,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3081 link,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3082 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3083 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3084 flags,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3085 cachedelta,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3086 alwayscache=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3087 deltacomputer=None,
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3088 sidedata=None,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3089 ):
14292 c97d8485b5fa revlog: add docstring to _addrevision Sune Foldager <cryo@cyanite.org> parents: 14270 diff changeset	3090 """internal function to add revisions to the log
12623 8f97b50a8d10 revlog._addrevision(): allow text argument to be None, build it lazily Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 12336 diff changeset	3091
14292 c97d8485b5fa revlog: add docstring to _addrevision Sune Foldager <cryo@cyanite.org> parents: 14270 diff changeset	3092 see addrevision for argument descriptions.
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3093
ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3094 note: "addrevision" takes non-raw text, "_addrevision" takes raw text.
ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3095
35738 f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	3096 if "deltacomputer" is not provided or None, a defaultdeltacomputer will
f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	3097 be used.
f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	3098
14292 c97d8485b5fa revlog: add docstring to _addrevision Sune Foldager <cryo@cyanite.org> parents: 14270 diff changeset	3099 invariants:
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3100 - rawtext is optional (can be None); if not set, cachedelta must be set.
17424 e7cfe3587ea4 fix trivial spelling errors Mads Kiilerich <mads@kiilerich.com> parents: 17150 diff changeset	3101 if both are set, they must correspond to each other.
14292 c97d8485b5fa revlog: add docstring to _addrevision Sune Foldager <cryo@cyanite.org> parents: 14270 diff changeset	3102 """
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	3103 if node == self.nullid:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3104 raise error.RevlogError(
47177 6bc7c467a7d1 revlog: use revlog.display_id in error related to bad revisions Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47176 diff changeset	3105 _(b"%s: attempt to add null revision") % self.display_id
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3106 )
47055 d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	3107 if (
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	3108 node == self.nodeconstants.wdirid
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	3109 or node in self.nodeconstants.wdirfilenodeids
d55b71393907 node: replace nullid and friends with nodeconstants class Joerg Sonnenberger <joerg@bec.de> parents: 46974 diff changeset	3110 ):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3111 raise error.RevlogError(
47177 6bc7c467a7d1 revlog: use revlog.display_id in error related to bad revisions Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47176 diff changeset	3112 _(b"%s: attempt to add wdir revision") % self.display_id
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3113 )
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	3114 if self._inner._writinghandles is None:
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3115 msg = b'adding revision outside `revlog._writing` context'
906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3116 raise error.ProgrammingError(msg)
34045 bfb38c5cebf4 revlog: move check for wdir from changelog to revlog Martin von Zweigbergk <martinvonz@google.com> parents: 34044 diff changeset	3117
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3118 btext = [rawtext]
12623 8f97b50a8d10 revlog._addrevision(): allow text argument to be None, build it lazily Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 12336 diff changeset	3119
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3120 curr = len(self)
4981 e7131935fbb3 revlog: simplify addrevision Matt Mackall <mpm@selenic.com> parents: 4980 diff changeset	3121 prev = curr - 1
46723 4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3122
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3123 offset = self._get_data_offset(prev)
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3124
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3125 if self._concurrencychecker:
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	3126 ifh, dfh, sdfh = self._inner._writinghandles
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3127 # XXX no checking for the sidedata file
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3128 if self._inline:
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3129 # offset is "as if" it were in the .d file, so we need to add on
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3130 # the size of the entry metadata.
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3131 self._concurrencychecker(
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3132 ifh, self._indexfile, offset + curr * self.index.entry_size
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3133 )
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3134 else:
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3135 # Entries in the .i are a consistent size.
e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3136 self._concurrencychecker(
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3137 ifh, self._indexfile, curr * self.index.entry_size
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3138 )
47163 396442cd7e6a revlog: rename `datafile` to `datafile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47162 diff changeset	3139 self._concurrencychecker(dfh, self._datafile, offset)
46646 e9901d01d135 revlog: add a mechanism to verify expected file position before appending Kyle Lippincott <spectral@google.com> parents: 46561 diff changeset	3140
12889 5482c6b826f4 revlog: precalculate p1 and p2 revisions Matt Mackall <mpm@selenic.com> parents: 12888 diff changeset	3141 p1r, p2r = self.rev(p1), self.rev(p2)
0 9117c6561b0b Add back links from file revisions to changeset revisions mpm@selenic.com parents: diff changeset	3142
26116 562cfc99e611 revlog: move textlen calculation to be above delta chooser Durham Goode <durham@fb.com> parents: 26115 diff changeset	3143 # full versions are inserted when the needed deltas
562cfc99e611 revlog: move textlen calculation to be above delta chooser Durham Goode <durham@fb.com> parents: 26115 diff changeset	3144 # become comparable to the uncompressed text
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3145 if rawtext is None:
35841 369aadf7a326 revlog: resolve lfs rawtext to vanilla rawtext before applying delta Jun Wu <quark@fb.com> parents: 35840 diff changeset	3146 # need rawtext size, before changed by flag processors, which is
369aadf7a326 revlog: resolve lfs rawtext to vanilla rawtext before applying delta Jun Wu <quark@fb.com> parents: 35840 diff changeset	3147 # the non-raw size. use revlog explicitly to avoid filelog's extra
369aadf7a326 revlog: resolve lfs rawtext to vanilla rawtext before applying delta Jun Wu <quark@fb.com> parents: 35840 diff changeset	3148 # logic that might remove metadata size.
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3149 textlen = mdiff.patchedsize(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3150 revlog.size(self, cachedelta[0]), cachedelta[1]
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3151 )
26116 562cfc99e611 revlog: move textlen calculation to be above delta chooser Durham Goode <durham@fb.com> parents: 26115 diff changeset	3152 else:
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3153 textlen = len(rawtext)
26116 562cfc99e611 revlog: move textlen calculation to be above delta chooser Durham Goode <durham@fb.com> parents: 26115 diff changeset	3154
35738 f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	3155 if deltacomputer is None:
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3156 write_debug = None
51059 ab2bc31fa91f revlog: remove legacy usage of `_debug_delta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51056 diff changeset	3157 if self.delta_config.debug_delta:
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3158 write_debug = transaction._report
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3159 deltacomputer = deltautil.deltacomputer(
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3160 self, write_debug=write_debug
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3161 )
35738 f90f6fd130c1 revlog: group delta computation methods under _deltacomputer object Paul Morelle <paul.morelle@octobus.net> parents: 35737 diff changeset	3162
49791 05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3163 if cachedelta is not None and len(cachedelta) == 2:
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3164 # If the cached delta has no information about how it should be
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3165 # reused, add the default reuse instruction according to the
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3166 # revlog's configuration.
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3167 if (
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3168 self.delta_config.general_delta
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3169 and self.delta_config.lazy_delta_base
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3170 ):
49791 05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3171 delta_base_reuse = DELTA_BASE_REUSE_TRY
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3172 else:
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3173 delta_base_reuse = DELTA_BASE_REUSE_NO
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3174 cachedelta = (cachedelta[0], cachedelta[1], delta_base_reuse)
05db41701ece find-delta: pass the cache-delta usage policy alongside the cache-delta Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49778 diff changeset	3175
47405 34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3176 revinfo = revlogutils.revisioninfo(
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3177 node,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3178 p1,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3179 p2,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3180 btext,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3181 textlen,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3182 cachedelta,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3183 flags,
34cc102c73f5 revlog: move `revisioninfo` in `revlogutils` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47402 diff changeset	3184 )
35840 33275ab5e837 revlog: do not use delta for lfs revisions Jun Wu <quark@fb.com> parents: 35839 diff changeset	3185
51025 509f0f7fc89e delta-computer: stop explicitly taking file handle Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51023 diff changeset	3186 deltainfo = deltacomputer.finddeltainfo(revinfo)
35634 b43578ec483a revlog: refactor out the selection of candidate revisions Paul Morelle <paul.morelle@octobus.net> parents: 35525 diff changeset	3187
47264 b876f0bf7366 revlog: introduce a plain compression mode Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47263 diff changeset	3188 compression_mode = COMP_MODE_INLINE
b876f0bf7366 revlog: introduce a plain compression mode Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47263 diff changeset	3189 if self._docket is not None:
47458 c6844912c327 revlog: factor the logic to determine the delta compression out Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47456 diff changeset	3190 default_comp = self._docket.default_compression_header
c6844912c327 revlog: factor the logic to determine the delta compression out Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47456 diff changeset	3191 r = deltautil.delta_compression(default_comp, deltainfo)
c6844912c327 revlog: factor the logic to determine the delta compression out Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47456 diff changeset	3192 compression_mode, deltainfo = r
47264 b876f0bf7366 revlog: introduce a plain compression mode Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47263 diff changeset	3193
47267 2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47266 diff changeset	3194 sidedata_compression_mode = COMP_MODE_INLINE
51066 7c2dc75cdc0f revlog: remove legacy usage of `hassidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51065 diff changeset	3195 if sidedata and self.feature_config.has_side_data:
47267 2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47266 diff changeset	3196 sidedata_compression_mode = COMP_MODE_PLAIN
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3197 serialized_sidedata = sidedatautil.serialize_sidedata(sidedata)
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3198 sidedata_offset = self._docket.sidedata_end
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	3199 h, comp_sidedata = self._inner.compress(serialized_sidedata)
47269 c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3200 if (
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3201 h != b'u'
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3202 and comp_sidedata[0:1] != b'\0'
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3203 and len(comp_sidedata) < len(serialized_sidedata)
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3204 ):
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3205 assert not h
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3206 if (
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3207 comp_sidedata[0:1]
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3208 == self._docket.default_compression_header
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3209 ):
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3210 sidedata_compression_mode = COMP_MODE_DEFAULT
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3211 serialized_sidedata = comp_sidedata
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3212 else:
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3213 sidedata_compression_mode = COMP_MODE_INLINE
c4dbb7636a12 revlog: compress sidedata in `_writeentry` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47268 diff changeset	3214 serialized_sidedata = comp_sidedata
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3215 else:
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3216 serialized_sidedata = b""
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3217 # Don't store the offset if the sidedata is empty, that way
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3218 # we can easily detect empty sidedata and they will be no different
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3219 # than ones we manually add.
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3220 sidedata_offset = 0
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3221
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	3222 rank = RANK_UNKNOWN
51069 81f3877372c3 revlog: remove legacy usage of `_compute_rank` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51066 diff changeset	3223 if self.feature_config.compute_rank:
48768 580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3224 if (p1r, p2r) == (nullrev, nullrev):
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3225 rank = 1
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3226 elif p1r != nullrev and p2r == nullrev:
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3227 rank = 1 + self.fast_rank(p1r)
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3228 elif p1r == nullrev and p2r != nullrev:
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3229 rank = 1 + self.fast_rank(p2r)
580660518459 rank: compute property incrementally pacien <pacien.trangirard@pacien.net> parents: 48764 diff changeset	3230 else: # merge node
48946 6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3231 if rustdagop is not None and self.index.rust_ext_compat:
6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3232 rank = rustdagop.rank(self.index, p1r, p2r)
6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3233 else:
6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3234 pmin, pmax = sorted((p1r, p2r))
6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3235 rank = 1 + self.fast_rank(pmax)
6ea9ead59cf8 revlog: use rust rank computation if available pacien <pacien.trangirard@pacien.net> parents: 48942 diff changeset	3236 rank += sum(1 for _ in self.findmissingrevs([pmax], [pmin]))
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	3237
47402 8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3238 e = revlogutils.entry(
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3239 flags=flags,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3240 data_offset=offset,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3241 data_compressed_length=deltainfo.deltalen,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3242 data_uncompressed_length=textlen,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3243 data_compression_mode=compression_mode,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3244 data_delta_base=deltainfo.base,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3245 link_rev=link,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3246 parent_rev_1=p1r,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3247 parent_rev_2=p2r,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3248 node_id=node,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3249 sidedata_offset=sidedata_offset,
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3250 sidedata_compressed_length=len(serialized_sidedata),
8230f0204eb8 revlog: use the new `entry` function in revlog.py Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47400 diff changeset	3251 sidedata_compression_mode=sidedata_compression_mode,
48764 2e949ede7350 rank: naive rank property computation and retrieval Pierre-Yves David <pierre-yves.david@octobus.net> parents: 48695 diff changeset	3252 rank=rank,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3253 )
46717 913485776542 revlog: introduce v2 format Rapha?l Gom?s <rgomes@octobus.net> parents: 46646 diff changeset	3254
38889 6104b203bec8 index: replace insert(-1, e) method by append(e) method Martin von Zweigbergk <martinvonz@google.com> parents: 38888 diff changeset	3255 self.index.append(e)
47078 d57386e5c80e revlog: have an explicit "pack_header" method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47077 diff changeset	3256 entry = self.index.entry_binary(curr)
47246 6b1eae313b2f revlogv2: store version information in the docket only Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47245 diff changeset	3257 if curr == 0 and self._docket is None:
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3258 header = self._format_flags \| self._format_version
f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3259 header = self.index.pack_header(header)
47078 d57386e5c80e revlog: have an explicit "pack_header" method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47077 diff changeset	3260 entry = header + entry
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3261 self._writeentry(
46722 3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3262 transaction,
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3263 entry,
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3264 deltainfo.data,
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3265 link,
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3266 offset,
3d740058b467 sidedata: move to new sidedata storage in revlogv2 Rapha?l Gom?s <rgomes@octobus.net> parents: 46717 diff changeset	3267 serialized_sidedata,
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3268 sidedata_offset,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3269 )
39360 5d343a24bff5 revlogdeltas: always return a delta info object in finddeltainfo Boris Feld <boris.feld@octobus.net> parents: 39359 diff changeset	3270
5d343a24bff5 revlogdeltas: always return a delta info object in finddeltainfo Boris Feld <boris.feld@octobus.net> parents: 39359 diff changeset	3271 rawtext = btext[0]
20217 33394f2e331e revlog: move file writing to a separate function Durham Goode <durham@fb.com> parents: 20180 diff changeset	3272
31760 ec48d57de110 revlog: make _addrevision only accept rawtext Jun Wu <quark@fb.com> parents: 31759 diff changeset	3273 if alwayscache and rawtext is None:
51025 509f0f7fc89e delta-computer: stop explicitly taking file handle Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51023 diff changeset	3274 rawtext = deltacomputer.buildtext(revinfo)
26243 836291420d53 revlog: optionally cache the full text when adding revisions Gregory Szorc <gregory.szorc@gmail.com> parents: 26242 diff changeset	3275
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3276 if type(rawtext) == bytes: # only accept immutable objects
51100 8ec2de9c6770 revlog: move the_revisioncache on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51099 diff changeset	3277 self._inner._revisioncache = (node, curr, rawtext)
39360 5d343a24bff5 revlogdeltas: always return a delta info object in finddeltainfo Boris Feld <boris.feld@octobus.net> parents: 39359 diff changeset	3278 self._chainbasecache[curr] = deltainfo.chainbase
46558 07984507d553 revlog: change _addrevision to return the new revision Joerg Sonnenberger <joerg@bec.de> parents: 46530 diff changeset	3279 return curr
20217 33394f2e331e revlog: move file writing to a separate function Durham Goode <durham@fb.com> parents: 20180 diff changeset	3280
46723 4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3281 def _get_data_offset(self, prev):
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3282 """Returns the current offset in the (in-transaction) data file.
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3283 Versions < 2 of the revlog can get this 0(1), revlog v2 needs a docket
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3284 file to store that information: since sidedata can be rewritten to the
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3285 end of the data file within a transaction, you can have cases where, for
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3286 example, rev `n` does not have sidedata while rev `n - 1` does, leading
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3287 to `n - 1`'s sidedata being written after `n`'s data.
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3288
4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3289 TODO cache this in a docket file before getting out of experimental."""
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3290 if self._docket is None:
46723 4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3291 return self.end(prev)
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3292 else:
4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3293 return self._docket.data_end
46723 4cd214c9948d revlogv2: don't assume that the sidedata of the last rev is right after data Rapha?l Gom?s <rgomes@octobus.net> parents: 46722 diff changeset	3294
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3295 def _writeentry(
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3296 self,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3297 transaction,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3298 entry,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3299 data,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3300 link,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3301 offset,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3302 sidedata,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3303 sidedata_offset,
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3304 ):
27430 e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3305 # Files opened in a+ mode have inconsistent behavior on various
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3306 # platforms. Windows requires that a file positioning call be made
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3307 # when the file handle transitions between reads and writes. See
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3308 # 3686fa2b8eee and the mixedfilemodewrapper in windows.py. On other
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3309 # platforms, Python or the platform itself can be buggy. Some versions
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3310 # of Solaris have been observed to not append at the end of the file
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3311 # if the file was seeked to before the end. See issue4943 for more.
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3312 #
e240e914d226 revlog: seek to end of file before writing (issue4943) Gregory Szorc <gregory.szorc@gmail.com> parents: 26705 diff changeset	3313 # We work around this issue by inserting a seek() before writing.
40671 e9293c5f8bb9 revlog: automatically read from opened file handles Gregory Szorc <gregory.szorc@gmail.com> parents: 40670 diff changeset	3314 # Note: This is likely not necessary on Python 3. However, because
e9293c5f8bb9 revlog: automatically read from opened file handles Gregory Szorc <gregory.szorc@gmail.com> parents: 40670 diff changeset	3315 # the file handle is reused for reads and may be seeked there, we need
e9293c5f8bb9 revlog: automatically read from opened file handles Gregory Szorc <gregory.szorc@gmail.com> parents: 40670 diff changeset	3316 # to be careful before changing this.
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3317 index_end = data_end = sidedata_end = None
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3318 if self._docket is not None:
51103 eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3319 index_end = self._docket.index_end
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3320 data_end = self._docket.data_end
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3321 sidedata_end = self._docket.sidedata_end
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3322
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3323 files_end = self._inner.write_entry(
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3324 transaction,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3325 entry,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3326 data,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3327 link,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3328 offset,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3329 sidedata,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3330 sidedata_offset,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3331 index_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3332 data_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3333 sidedata_end,
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3334 )
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3335 self._enforceinlinesize(transaction)
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3336 if self._docket is not None:
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3337 self._docket.index_end = files_end[0]
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3338 self._docket.data_end = files_end[1]
eba138890c64 revlog: move entry writing in the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51102 diff changeset	3339 self._docket.sidedata_end = files_end[2]
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3340
44351 5962fd0d1045 nodemap: write nodemap data on disk Pierre-Yves David <pierre-yves.david@octobus.net> parents: 44073 diff changeset	3341 nodemaputil.setup_persistent_nodemap(transaction, self)
2073 1e6745f78989 Implement data inlined with the index file mason@suse.com parents: 2072 diff changeset	3342
45811 a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3343 def addgroup(
a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3344 self,
a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3345 deltas,
a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3346 linkmapper,
a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3347 transaction,
46445 711ba0f1057e revlog: decouple caching from addrevision callback for addgroup Joerg Sonnenberger <joerg@bec.de> parents: 46310 diff changeset	3348 alwayscache=False,
45811 a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3349 addrevisioncb=None,
a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3350 duplicaterevisioncb=None,
49739 35d4c2124073 debug: add an option to display statistic about a unbundling operation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49738 diff changeset	3351 debug_info=None,
49877 152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3352 delta_base_reuse_policy=None,
45811 a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3353 ):
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3354 """
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3355 add a delta group
46 93e868fa0db8 Add changegroup support mpm@selenic.com parents: 45 diff changeset	3356
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3357 given a set of deltas, add them to the revision log. the
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3358 first delta is against its parent, which should be in our
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3359 log, the rest are against the previous delta.
25822 00e3f909907f revlog: add support for a callback whenever revisions are added Gregory Szorc <gregory.szorc@gmail.com> parents: 25660 diff changeset	3360
00e3f909907f revlog: add support for a callback whenever revisions are added Gregory Szorc <gregory.szorc@gmail.com> parents: 25660 diff changeset	3361 If ``addrevisioncb`` is defined, it will be called with arguments of
00e3f909907f revlog: add support for a callback whenever revisions are added Gregory Szorc <gregory.szorc@gmail.com> parents: 25660 diff changeset	3362 this revlog and the node that was added.
1083 30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3363 """
30974cf73435 Add some docstrings to revlog.py mpm@selenic.com parents: 1074 diff changeset	3364
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3365 if self._adding_group:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3366 raise error.ProgrammingError(b'cannot nest addgroup() calls')
40671 e9293c5f8bb9 revlog: automatically read from opened file handles Gregory Szorc <gregory.szorc@gmail.com> parents: 40670 diff changeset	3367
49877 152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3368 # read the default delta-base reuse policy from revlog config if the
152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3369 # group did not specify one.
152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3370 if delta_base_reuse_policy is None:
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3371 if (
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3372 self.delta_config.general_delta
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3373 and self.delta_config.lazy_delta_base
f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3374 ):
49877 152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3375 delta_base_reuse_policy = DELTA_BASE_REUSE_TRY
152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3376 else:
152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3377 delta_base_reuse_policy = DELTA_BASE_REUSE_NO
152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3378
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3379 self._adding_group = True
45811 a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3380 empty = True
6261 7c8101b5ceb1 revlog: make sure the files are closed after an exception happens Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 6228 diff changeset	3381 try:
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3382 with self._writing(transaction):
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3383 write_debug = None
51059 ab2bc31fa91f revlog: remove legacy usage of `_debug_delta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51056 diff changeset	3384 if self.delta_config.debug_delta:
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3385 write_debug = transaction._report
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3386 deltacomputer = deltautil.deltacomputer(
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3387 self,
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3388 write_debug=write_debug,
49739 35d4c2124073 debug: add an option to display statistic about a unbundling operation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49738 diff changeset	3389 debug_info=debug_info,
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3390 )
47223 0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3391 # loop through our set of deltas
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3392 for data in deltas:
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3393 (
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3394 node,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3395 p1,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3396 p2,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3397 linknode,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3398 deltabase,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3399 delta,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3400 flags,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3401 sidedata,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3402 ) = data
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3403 link = linkmapper(linknode)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3404 flags = flags or REVIDX_DEFAULT_FLAGS
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3405
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3406 rev = self.index.get_rev(node)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3407 if rev is not None:
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3408 # this can happen if two branches make the same change
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3409 self._nodeduplicatecallback(transaction, rev)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3410 if duplicaterevisioncb:
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3411 duplicaterevisioncb(self, rev)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3412 empty = False
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3413 continue
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3414
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3415 for p in (p1, p2):
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3416 if not self.index.has_node(p):
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3417 raise error.LookupError(
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3418 p, self.radix, _(b'unknown parent')
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3419 )
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3420
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3421 if not self.index.has_node(deltabase):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3422 raise error.LookupError(
47223 0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3423 deltabase, self.display_id, _(b'unknown delta base')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3424 )
24120 a450e0a2ba0a revlog: in addgroup, reject ill-formed deltas based on censored nodes Mike Edgar <adgar@google.com> parents: 24118 diff changeset	3425
47223 0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3426 baserev = self.rev(deltabase)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3427
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3428 if baserev != nullrev and self.iscensored(baserev):
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3429 # if base is censored, delta must be full replacement in a
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3430 # single patch operation
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3431 hlen = struct.calcsize(b">lll")
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3432 oldlen = self.rawsize(baserev)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3433 newlen = len(delta) - hlen
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3434 if delta[:hlen] != mdiff.replacediffheader(
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3435 oldlen, newlen
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3436 ):
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3437 raise error.CensoredBaseError(
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3438 self.display_id, self.node(baserev)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3439 )
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3440
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3441 if not flags and self._peek_iscensored(baserev, delta):
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3442 flags \|= REVIDX_ISCENSORED
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3443
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3444 # We assume consumers of addrevisioncb will want to retrieve
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3445 # the added revision, which will require a call to
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3446 # revision(). revision() will fast path if there is a cache
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3447 # hit. So, we tell _addrevision() to always cache in this case.
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3448 # We're only using addgroup() in the context of changegroup
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3449 # generation so the revision data can always be handled as raw
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3450 # by the flagprocessor.
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3451 rev = self._addrevision(
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3452 node,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3453 None,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3454 transaction,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3455 link,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3456 p1,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3457 p2,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3458 flags,
49877 152d9c011bcd changegroup: add `delta_base_reuse_policy` argument Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49791 diff changeset	3459 (baserev, delta, delta_base_reuse_policy),
47223 0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3460 alwayscache=alwayscache,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3461 deltacomputer=deltacomputer,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3462 sidedata=sidedata,
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3463 )
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3464
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3465 if addrevisioncb:
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3466 addrevisioncb(self, rev)
0cf537d85f4c revlog: preindent some code in addgroup Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47190 diff changeset	3467 empty = False
6261 7c8101b5ceb1 revlog: make sure the files are closed after an exception happens Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 6228 diff changeset	3468 finally:
47225 906a7bcaac86 revlog: introduce a mandatory `_writing` context to update revlog content Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47224 diff changeset	3469 self._adding_group = False
45811 a5206e71c536 revlog: extend addgroup() with callback for duplicates Joerg Sonnenberger <joerg@bec.de> parents: 45802 diff changeset	3470 return not empty
1493 1a216cb4ee64 verify: add check for mismatch of index and data length Matt Mackall <mpm@selenic.com> parents: 1469 diff changeset	3471
24118 76f6ae06ddf5 revlog: add "iscensored()" to revlog public API Mike Edgar <adgar@google.com> parents: 24030 diff changeset	3472 def iscensored(self, rev):
76f6ae06ddf5 revlog: add "iscensored()" to revlog public API Mike Edgar <adgar@google.com> parents: 24030 diff changeset	3473 """Check if a file revision is censored."""
51055 0d33f4b0c4cb revlog: remove legacy usage of `_censorable` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51054 diff changeset	3474 if not self.feature_config.censorable:
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	3475 return False
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	3476
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	3477 return self.flags(rev) & REVIDX_ISCENSORED
24118 76f6ae06ddf5 revlog: add "iscensored()" to revlog public API Mike Edgar <adgar@google.com> parents: 24030 diff changeset	3478
47180 c9ae2e7fe154 revlog: drop `flush` parameter from `_peek_iscensored` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47179 diff changeset	3479 def _peek_iscensored(self, baserev, delta):
24255 4bfe9f2d9761 revlog: addgroup checks if incoming deltas add censored revs, sets flag bit Mike Edgar <adgar@google.com> parents: 24123 diff changeset	3480 """Quickly check if a delta produces a censored revision."""
51055 0d33f4b0c4cb revlog: remove legacy usage of `_censorable` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51054 diff changeset	3481 if not self.feature_config.censorable:
37443 65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	3482 return False
65250a66b55c revlog: move censor logic into main revlog class Gregory Szorc <gregory.szorc@gmail.com> parents: 37442 diff changeset	3483
40325 b0fbd1792e2d storageutil: extract most of peek_censored from revlog Gregory Szorc <gregory.szorc@gmail.com> parents: 40298 diff changeset	3484 return storageutil.deltaiscensored(delta, baserev, self.rawsize)
24255 4bfe9f2d9761 revlog: addgroup checks if incoming deltas add censored revs, sets flag bit Mike Edgar <adgar@google.com> parents: 24123 diff changeset	3485
20074 5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3486 def getstrippoint(self, minlink):
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3487 """find the minimum rev that must be stripped to strip the linkrev
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3488
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3489 Returns a tuple containing the minimum rev and a set of all revs that
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3490 have linkrevs that will be broken by this strip.
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3491 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3492 return storageutil.resolvestripinfo(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3493 minlink,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3494 len(self) - 1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3495 self.headrevs(),
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3496 self.linkrev,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3497 self.parentrevs,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3498 )
20074 5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3499
8073 e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption Henrik Stuart <henrik.stuart@edlund.dk> parents: 8017 diff changeset	3500 def strip(self, minlink, transaction):
5910 b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3501 """truncate the revlog on the first revision with a linkrev >= minlink
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3502
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3503 This function is called when we're stripping revision minlink and
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3504 its descendants from the repository.
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3505
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3506 We have to remove all revisions with linkrev >= minlink, because
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3507 the equivalent changelog revisions will be renumbered after the
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3508 strip.
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3509
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3510 So we truncate the revlog on the first of these revisions, and
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3511 trust that the caller has saved the revisions that shouldn't be
15827 1dacf7672556 revlog: clarify strip docstring "readd" -> "re-add" Steven Brown <StevenGBrown@gmail.com> parents: 15407 diff changeset	3512 removed and that it'll re-add them after this truncation.
5910 b9a830fa10f6 simplify revlog.strip interface and callers; add docstring Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5909 diff changeset	3513 """
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3514 if len(self) == 0:
1535 7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3515 return
7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3516
20074 5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3517 rev, _ = self.getstrippoint(minlink)
5fc2ae1c631b strip: add faster revlog strip computation Durham Goode <durham@fb.com> parents: 20073 diff changeset	3518 if rev == len(self):
5909 f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 5659 diff changeset	3519 return
1535 7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3520
7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3521 # first truncate the files on disk
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3522 data_end = self.start(rev)
4982 9672e3c42b0c revlog: change _inline from a function to a variable Matt Mackall <mpm@selenic.com> parents: 4981 diff changeset	3523 if not self._inline:
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3524 transaction.add(self._datafile, data_end)
46974 3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size Pierre-Yves David <pierre-yves.david@octobus.net> parents: 46859 diff changeset	3525 end = rev * self.index.entry_size
2073 1e6745f78989 Implement data inlined with the index file mason@suse.com parents: 2072 diff changeset	3526 else:
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3527 end = data_end + (rev * self.index.entry_size)
2072 74d3f5336b66 Implement revlogng. mason@suse.com parents: 2002 diff changeset	3528
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3529 if self._sidedatafile:
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3530 sidedata_end = self.sidedata_cut_off(rev)
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3531 transaction.add(self._sidedatafile, sidedata_end)
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3532
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3533 transaction.add(self._indexfile, end)
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3534 if self._docket is not None:
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3535 # XXX we could, leverage the docket while stripping. However it is
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3536 # not powerfull enough at the time of this comment
6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3537 self._docket.index_end = end
47253 4abd474a10af revlogv2: also keep track for the size of the "data" file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47252 diff changeset	3538 self._docket.data_end = data_end
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	3539 self._docket.sidedata_end = sidedata_end
47249 6597255a4f94 revlogv2: track current index size in the docket Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47246 diff changeset	3540 self._docket.write(transaction, stripping=True)
1535 7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3541
7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3542 # then reset internal state in memory to forget those revisions
45802 8719a5b68419 revlog: use LRU for the chain cache Joerg Sonnenberger <joerg@bec.de> parents: 45735 diff changeset	3543 self._chaininfocache = util.lrucachedict(500)
51105 045b5f745f93 revlog: consolidate cache invalidation within the inner objet Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51103 diff changeset	3544 self._inner.clear_cache()
1535 7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3545
4979 06abdaf78788 revlog: add a magic null revision to our index Matt Mackall <mpm@selenic.com> parents: 4978 diff changeset	3546 del self.index[rev:-1]
1535 7ae0ce7a3dc4 Add revlog.strip to truncate away revisions. mason@suse.com parents: 1533 diff changeset	3547
1493 1a216cb4ee64 verify: add check for mismatch of index and data length Matt Mackall <mpm@selenic.com> parents: 1469 diff changeset	3548 def checksize(self):
41877 3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3549 """Check size of index and data files
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3550
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3551 return a (dd, di) tuple.
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3552 - dd: extra bytes for the "data" file
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3553 - di: extra bytes for the "index" file
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3554
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3555 A healthy revlog will return (0, 0).
3f3f962457b2 revlog: add some documentation to the `checksize` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41862 diff changeset	3556 """
1493 1a216cb4ee64 verify: add check for mismatch of index and data length Matt Mackall <mpm@selenic.com> parents: 1469 diff changeset	3557 expected = 0
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3558 if len(self):
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3559 expected = max(0, self.end(len(self) - 1))
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3560
1494 249ca10d37f4 Handle empty logs in repo.checksize Matt Mackall <mpm@selenic.com> parents: 1493 diff changeset	3561 try:
36011 82afb1a5ed94 revlog: use context manager for data file lifetime in checksize Boris Feld <boris.feld@octobus.net> parents: 36010 diff changeset	3562 with self._datafp() as f:
42567 4eaf7197a740 cleanup: use named constants for second arg to .seek() Augie Fackler <augie@google.com> parents: 42478 diff changeset	3563 f.seek(0, io.SEEK_END)
36011 82afb1a5ed94 revlog: use context manager for data file lifetime in checksize Boris Feld <boris.feld@octobus.net> parents: 36010 diff changeset	3564 actual = f.tell()
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3565 dd = actual - expected
49314 2e726c934fcd py3: catch FileNotFoundError instead of checking errno == ENOENT Manuel Jacob <me@manueljacob.de> parents: 49292 diff changeset	3566 except FileNotFoundError:
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3567 dd = 0
daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3568
daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3569 try:
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3570 f = self.opener(self._indexfile)
42567 4eaf7197a740 cleanup: use named constants for second arg to .seek() Augie Fackler <augie@google.com> parents: 42478 diff changeset	3571 f.seek(0, io.SEEK_END)
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3572 actual = f.tell()
13400 14f3795a5ed7 explicitly close files Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 13284 diff changeset	3573 f.close()
46974 3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size Pierre-Yves David <pierre-yves.david@octobus.net> parents: 46859 diff changeset	3574 s = self.index.entry_size
9029 0001e49f1c11 compat: use // for integer division Alejandro Santos <alejolp@alejolp.com> parents: 8658 diff changeset	3575 i = max(0, actual // s)
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3576 di = actual - (i * s)
4982 9672e3c42b0c revlog: change _inline from a function to a variable Matt Mackall <mpm@selenic.com> parents: 4981 diff changeset	3577 if self._inline:
2073 1e6745f78989 Implement data inlined with the index file mason@suse.com parents: 2072 diff changeset	3578 databytes = 0
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3579 for r in self:
5312 fb070713ff36 revlog: more robust for damaged indexes Matt Mackall <mpm@selenic.com> parents: 5007 diff changeset	3580 databytes += max(0, self.length(r))
2073 1e6745f78989 Implement data inlined with the index file mason@suse.com parents: 2072 diff changeset	3581 dd = 0
6750 fb42030d79d6 add __len__ and __iter__ methods to repo and revlog Matt Mackall <mpm@selenic.com> parents: 6703 diff changeset	3582 di = actual - len(self) * s - databytes
49314 2e726c934fcd py3: catch FileNotFoundError instead of checking errno == ENOENT Manuel Jacob <me@manueljacob.de> parents: 49292 diff changeset	3583 except FileNotFoundError:
1667 daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3584 di = 0
daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3585
daff3ef0de8d verify: notice extra data in indices Matt Mackall <mpm@selenic.com> parents: 1660 diff changeset	3586 return (dd, di)
6891 22cb82433842 revlog: add files method Adrian Buehlmann <adrian@cadifra.com> parents: 6872 diff changeset	3587
22cb82433842 revlog: add files method Adrian Buehlmann <adrian@cadifra.com> parents: 6872 diff changeset	3588 def files(self):
51086 808f1e38cd1d revlog: small doc to the `files` method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51085 diff changeset	3589 """return list of files that compose this revlog"""
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3590 res = [self._indexfile]
47456 9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3591 if self._docket_file is None:
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3592 if not self._inline:
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3593 res.append(self._datafile)
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3594 else:
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3595 res.append(self._docket_file)
47461 f93a867a6486 revlog: list older-but-still-around file in `files` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47458 diff changeset	3596 res.extend(self._docket.old_index_filepaths(include_empty=False))
47456 9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3597 if self._docket.data_end:
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3598 res.append(self._datafile)
47461 f93a867a6486 revlog: list older-but-still-around file in `files` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47458 diff changeset	3599 res.extend(self._docket.old_data_filepaths(include_empty=False))
47456 9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3600 if self._docket.sidedata_end:
9cecc222c536 revlogv2: fix `hg verify` with revlog v2 Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47432 diff changeset	3601 res.append(self._sidedatafile)
47461 f93a867a6486 revlog: list older-but-still-around file in `files` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47458 diff changeset	3602 res.extend(self._docket.old_sidedata_filepaths(include_empty=False))
6891 22cb82433842 revlog: add files method Adrian Buehlmann <adrian@cadifra.com> parents: 6872 diff changeset	3603 return res
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3604
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3605 def emitrevisions(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3606 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3607 nodes,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3608 nodesorder=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3609 revisiondata=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3610 assumehaveparentrevisions=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3611 deltamode=repository.CG_DELTAMODE_STD,
46728 45f0d5297698 changegroupv4: add sidedata helpers Rapha?l Gom?s <rgomes@octobus.net> parents: 46725 diff changeset	3612 sidedata_helpers=None,
49738 9cac281eb9c0 debug: add an option to display statistic about a bundling operation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49712 diff changeset	3613 debug_info=None,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3614 ):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3615 if nodesorder not in (b'nodes', b'storage', b'linear', None):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3616 raise error.ProgrammingError(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3617 b'unhandled value for nodesorder: %s' % nodesorder
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3618 )
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	3619
51051 f636103c4d67 revlog: remove legacy usage of `_generaldelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51049 diff changeset	3620 if nodesorder is None and not self.delta_config.general_delta:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3621 nodesorder = b'storage'
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	3622
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3623 if (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3624 not self._storedeltachains
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3625 and deltamode != repository.CG_DELTAMODE_PREV
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3626 ):
40495 59a870a4ad6e changegroup: refactor emitrevision to use a `deltamode` argument Boris Feld <boris.feld@octobus.net> parents: 40325 diff changeset	3627 deltamode = repository.CG_DELTAMODE_FULL
59a870a4ad6e changegroup: refactor emitrevision to use a `deltamode` argument Boris Feld <boris.feld@octobus.net> parents: 40325 diff changeset	3628
40009 842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3629 return storageutil.emitrevisions(
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3630 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3631 nodes,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3632 nodesorder,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3633 revlogrevisiondelta,
40009 842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3634 deltaparentfn=self.deltaparent,
51009 39fa0b948f5a revlog: make the `candelta` method private Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51008 diff changeset	3635 candeltafn=self._candelta,
40009 842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3636 rawsizefn=self.rawsize,
842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3637 revdifffn=self.revdiff,
842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3638 flagsfn=self.flags,
40495 59a870a4ad6e changegroup: refactor emitrevision to use a `deltamode` argument Boris Feld <boris.feld@octobus.net> parents: 40325 diff changeset	3639 deltamode=deltamode,
40009 842ffcf1d42f storageutil: extract most of emitrevisions() to standalone function Gregory Szorc <gregory.szorc@gmail.com> parents: 40005 diff changeset	3640 revisiondata=revisiondata,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3641 assumehaveparentrevisions=assumehaveparentrevisions,
46728 45f0d5297698 changegroupv4: add sidedata helpers Rapha?l Gom?s <rgomes@octobus.net> parents: 46725 diff changeset	3642 sidedata_helpers=sidedata_helpers,
49738 9cac281eb9c0 debug: add an option to display statistic about a bundling operation Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49712 diff changeset	3643 debug_info=debug_info,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3644 )
39867 5a9ab91e0a45 revlog: new API to emit revision data Gregory Szorc <gregory.szorc@gmail.com> parents: 39850 diff changeset	3645
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3646 DELTAREUSEALWAYS = b'always'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3647 DELTAREUSESAMEREVS = b'samerevs'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3648 DELTAREUSENEVER = b'never'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3649
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3650 DELTAREUSEFULLADD = b'fulladd'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3651
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3652 DELTAREUSEALL = {b'always', b'samerevs', b'never', b'fulladd'}
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3653
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3654 def clone(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3655 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3656 tr,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3657 destrevlog,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3658 addrevisioncb=None,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3659 deltareuse=DELTAREUSESAMEREVS,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3660 forcedeltabothparents=None,
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3661 sidedata_helpers=None,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3662 ):
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3663 """Copy this revlog to another, possibly with format changes.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3664
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3665 The destination revlog will contain the same revisions and nodes.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3666 However, it may not be bit-for-bit identical due to e.g. delta encoding
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3667 differences.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3668
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3669 The ``deltareuse`` argument control how deltas from the existing revlog
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3670 are preserved in the destination revlog. The argument can have the
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3671 following values:
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3672
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3673 DELTAREUSEALWAYS
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3674 Deltas will always be reused (if possible), even if the destination
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3675 revlog would not select the same revisions for the delta. This is the
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3676 fastest mode of operation.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3677 DELTAREUSESAMEREVS
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3678 Deltas will be reused if the destination revlog would pick the same
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3679 revisions for the delta. This mode strikes a balance between speed
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3680 and optimization.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3681 DELTAREUSENEVER
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3682 Deltas will never be reused. This is the slowest mode of execution.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3683 This mode can be used to recompute deltas (e.g. if the diff/delta
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3684 algorithm changes).
42999 6510c7830838 upgrade: document DELTAREUSEFULLADD in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42998 diff changeset	3685 DELTAREUSEFULLADD
6510c7830838 upgrade: document DELTAREUSEFULLADD in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42998 diff changeset	3686 Revision will be re-added as if their were new content. This is
6510c7830838 upgrade: document DELTAREUSEFULLADD in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42998 diff changeset	3687 slower than DELTAREUSEALWAYS but allow more mechanism to kicks in.
6510c7830838 upgrade: document DELTAREUSEFULLADD in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42998 diff changeset	3688 eg: large file detection and handling.
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3689
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3690 Delta computation can be slow, so the choice of delta reuse policy can
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3691 significantly affect run time.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3692
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3693 The default policy (``DELTAREUSESAMEREVS``) strikes a balance between
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3694 two extremes. Deltas will be reused if they are appropriate. But if the
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3695 delta could choose a better revision, it will do so. This means if you
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3696 are converting a non-generaldelta revlog to a generaldelta revlog,
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3697 deltas will be recomputed if the delta's parent isn't a parent of the
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3698 revision.
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3699
40855 64051af15596 upgrade: clarify "aggressivemergedelta" handling Boris Feld <boris.feld@octobus.net> parents: 40772 diff changeset	3700 In addition to the delta policy, the ``forcedeltabothparents``
64051af15596 upgrade: clarify "aggressivemergedelta" handling Boris Feld <boris.feld@octobus.net> parents: 40772 diff changeset	3701 argument controls whether to force compute deltas against both parents
64051af15596 upgrade: clarify "aggressivemergedelta" handling Boris Feld <boris.feld@octobus.net> parents: 40772 diff changeset	3702 for merges. By default, the current default is used.
43133 3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3703
47100 8bd769b5c941 sidedata: move documentation about sidedata helpers to sidedata module Rapha?l Gom?s <rgomes@octobus.net> parents: 47099 diff changeset	3704 See `revlogutil.sidedata.get_sidedata_helpers` for the doc on
8bd769b5c941 sidedata: move documentation about sidedata helpers to sidedata module Rapha?l Gom?s <rgomes@octobus.net> parents: 47099 diff changeset	3705 `sidedata_helpers`.
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3706 """
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3707 if deltareuse not in self.DELTAREUSEALL:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3708 raise ValueError(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3709 _(b'value for deltareuse invalid: %s') % deltareuse
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3710 )
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3711
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3712 if len(destrevlog):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3713 raise ValueError(_(b'destination revlog is not empty'))
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3714
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3715 if getattr(self, 'filteredrevs', None):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3716 raise ValueError(_(b'source revlog has filtered revisions'))
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3717 if getattr(destrevlog, 'filteredrevs', None):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3718 raise ValueError(_(b'destination revlog has filtered revisions'))
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3719
41862 afd37ed731f1 revlog: preserve `_lazydelta` attribute in `revlog.clone` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41824 diff changeset	3720 # lazydelta and lazydeltabase controls whether to reuse a cached delta,
afd37ed731f1 revlog: preserve `_lazydelta` attribute in `revlog.clone` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41824 diff changeset	3721 # if possible.
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3722 old_delta_config = destrevlog.delta_config
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3723 destrevlog.delta_config = destrevlog.delta_config.copy()
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3724
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3725 try:
1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3726 if deltareuse == self.DELTAREUSEALWAYS:
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3727 destrevlog.delta_config.lazy_delta_base = True
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3728 destrevlog.delta_config.lazy_delta = True
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3729 elif deltareuse == self.DELTAREUSESAMEREVS:
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3730 destrevlog.delta_config.lazy_delta_base = False
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3731 destrevlog.delta_config.lazy_delta = True
41862 afd37ed731f1 revlog: preserve `_lazydelta` attribute in `revlog.clone` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41824 diff changeset	3732 elif deltareuse == self.DELTAREUSENEVER:
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3733 destrevlog.delta_config.lazy_delta_base = False
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3734 destrevlog.delta_config.lazy_delta = False
498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3735
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3736 delta_both_parents = (
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3737 forcedeltabothparents or old_delta_config.delta_both_parents
177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3738 )
51034 498afb627f78 revlog: move configuration attribute into dedicated object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51031 diff changeset	3739 destrevlog.delta_config.delta_both_parents = delta_both_parents
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3740
50792 315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3741 with self.reading(), destrevlog._writing(tr):
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3742 self._clone(
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3743 tr,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3744 destrevlog,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3745 addrevisioncb,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3746 deltareuse,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3747 forcedeltabothparents,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3748 sidedata_helpers,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3749 )
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3750
30778 1c7368d1a25f revlog: add clone method Gregory Szorc <gregory.szorc@gmail.com> parents: 30746 diff changeset	3751 finally:
51035 177e7d6bf875 revlog: overwrite revlog config through copy of the config object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51034 diff changeset	3752 destrevlog.delta_config = old_delta_config
39794 a6b3c4c1019f revlog: move censor logic out of censor extension Gregory Szorc <gregory.szorc@gmail.com> parents: 39791 diff changeset	3753
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3754 def _clone(
43133 3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3755 self,
3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3756 tr,
3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3757 destrevlog,
3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3758 addrevisioncb,
3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3759 deltareuse,
3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3760 forcedeltabothparents,
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3761 sidedata_helpers,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3762 ):
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3763 """perform the core duty of `revlog.clone` after parameter processing"""
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3764 write_debug = None
51059 ab2bc31fa91f revlog: remove legacy usage of `_debug_delta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51056 diff changeset	3765 if self.delta_config.debug_delta:
49248 2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3766 write_debug = tr._report
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3767 deltacomputer = deltautil.deltacomputer(
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3768 destrevlog,
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3769 write_debug=write_debug,
2bcf5e14bb7e deltas: add a `debug.revlog.debug-delta` config option enable output Pierre-Yves David <pierre-yves.david@octobus.net> parents: 49077 diff changeset	3770 )
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3771 index = self.index
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3772 for rev in self:
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3773 entry = index[rev]
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3774
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3775 # Some classes override linkrev to take filtered revs into
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3776 # account. Use raw entry from index.
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3777 flags = entry[0] & 0xFFFF
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3778 linkrev = entry[4]
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3779 p1 = index[entry[5]][7]
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3780 p2 = index[entry[6]][7]
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3781 node = entry[7]
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3782
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3783 # (Possibly) reuse the delta from the revlog if allowed and
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3784 # the revlog chunk is a delta.
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3785 cachedelta = None
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3786 rawtext = None
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3787 if deltareuse == self.DELTAREUSEFULLADD:
47391 9d9eb22b9b69 revlog: no longer return sidedata from `_revisiondata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47390 diff changeset	3788 text = self._revisiondata(rev)
47390 fec306b05328 revlog: use `self.sidedata` directly in `revlog.clone` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47388 diff changeset	3789 sidedata = self.sidedata(rev)
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3790
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3791 if sidedata_helpers is not None:
47099 3aab2330b7d3 sidedata: move sidedata-related utils to the dedicated module Rapha?l Gom?s <rgomes@octobus.net> parents: 47098 diff changeset	3792 (sidedata, new_flags) = sidedatautil.run_sidedata_helpers(
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3793 self, sidedata_helpers, sidedata, rev
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3794 )
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3795 flags = flags \| new_flags[0] & ~new_flags[1]
45735 edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag Pierre-Yves David <pierre-yves.david@octobus.net> parents: 45671 diff changeset	3796
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3797 destrevlog.addrevision(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3798 text,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3799 tr,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3800 linkrev,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3801 p1,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3802 p2,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3803 cachedelta=cachedelta,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3804 node=node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3805 flags=flags,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3806 deltacomputer=deltacomputer,
43133 3de4d13f22be revlog: add a way to control sidedata changes during revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 43117 diff changeset	3807 sidedata=sidedata,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3808 )
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3809 else:
51071 b79c73a7afce revlog: remove legacy usage of `_lazydelta` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51070 diff changeset	3810 if destrevlog.delta_config.lazy_delta:
43000 8a31294fa25c upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42999 diff changeset	3811 dp = self.deltaparent(rev)
8a31294fa25c upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42999 diff changeset	3812 if dp != nullrev:
51096 9c8df10ea6e0 revlog: move the `_chunk` method on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51095 diff changeset	3813 cachedelta = (dp, bytes(self._inner._chunk(rev)))
43000 8a31294fa25c upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42999 diff changeset	3814
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3815 sidedata = None
43000 8a31294fa25c upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42999 diff changeset	3816 if not cachedelta:
50791 2dec23658969 censor: accept censored revision during upgrade Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50789 diff changeset	3817 try:
2dec23658969 censor: accept censored revision during upgrade Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50789 diff changeset	3818 rawtext = self._revisiondata(rev)
2dec23658969 censor: accept censored revision during upgrade Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50789 diff changeset	3819 except error.CensoredNodeError as censored:
2dec23658969 censor: accept censored revision during upgrade Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50789 diff changeset	3820 assert flags & REVIDX_ISCENSORED
2dec23658969 censor: accept censored revision during upgrade Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50789 diff changeset	3821 rawtext = censored.tombstone
47390 fec306b05328 revlog: use `self.sidedata` directly in `revlog.clone` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47388 diff changeset	3822 sidedata = self.sidedata(rev)
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3823 if sidedata is None:
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3824 sidedata = self.sidedata(rev)
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3825
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3826 if sidedata_helpers is not None:
47099 3aab2330b7d3 sidedata: move sidedata-related utils to the dedicated module Rapha?l Gom?s <rgomes@octobus.net> parents: 47098 diff changeset	3827 (sidedata, new_flags) = sidedatautil.run_sidedata_helpers(
47098 27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3828 self, sidedata_helpers, sidedata, rev
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3829 )
27f1191b1305 sidedata: replace sidedata upgrade mechanism with the new one Rapha?l Gom?s <rgomes@octobus.net> parents: 47095 diff changeset	3830 flags = flags \| new_flags[0] & ~new_flags[1]
43000 8a31294fa25c upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42999 diff changeset	3831
50792 315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3832 destrevlog._addrevision(
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3833 node,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3834 rawtext,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3835 tr,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3836 linkrev,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3837 p1,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3838 p2,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3839 flags,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3840 cachedelta,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3841 deltacomputer=deltacomputer,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3842 sidedata=sidedata,
315c74911993 revlog: avoid opening and closing the file for each cloned revision Pierre-Yves David <pierre-yves.david@octobus.net> parents: 50791 diff changeset	3843 )
42998 4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3844
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3845 if addrevisioncb:
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3846 addrevisioncb(self, rev, node)
4f2315cce1db upgrade: move most of revlog.clone method into a _clone method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42997 diff changeset	3847
51290 ceeb8fa23cc8 censor: accept multiple revision in a single call Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51283 diff changeset	3848 def censorrevision(self, tr, censor_nodes, tombstone=b''):
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3849 if self._format_version == REVLOGV0:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3850 raise error.RevlogError(
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3851 _(b'cannot censor with version %d revlogs')
f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3852 % self._format_version
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3853 )
47397 33d626910374 revlog: move censoring code in a dedicated module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47395 diff changeset	3854 elif self._format_version == REVLOGV1:
51290 ceeb8fa23cc8 censor: accept multiple revision in a single call Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51283 diff changeset	3855 rewrite.v1_censor(self, tr, censor_nodes, tombstone)
47397 33d626910374 revlog: move censoring code in a dedicated module Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47395 diff changeset	3856 else:
51290 ceeb8fa23cc8 censor: accept multiple revision in a single call Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51283 diff changeset	3857 rewrite.v2_censor(self, tr, censor_nodes, tombstone)
39794 a6b3c4c1019f revlog: move censor logic out of censor extension Gregory Szorc <gregory.szorc@gmail.com> parents: 39791 diff changeset	3858
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3859 def verifyintegrity(self, state):
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3860 """Verifies the integrity of the revlog.
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3861
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3862 Yields ``revlogproblem`` instances describing problems that are
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3863 found.
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3864 """
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3865 dd, di = self.checksize()
97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3866 if dd:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3867 yield revlogproblem(error=_(b'data length off by %d bytes') % dd)
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3868 if di:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3869 yield revlogproblem(error=_(b'index contains %d extra bytes') % di)
39847 97986c9c69d3 verify: start to abstract file verification Gregory Szorc <gregory.szorc@gmail.com> parents: 39836 diff changeset	3870
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	3871 version = self._format_version
39850 e6d3d39cc1c7 revlog: use proper version comparison during verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39847 diff changeset	3872
e6d3d39cc1c7 revlog: use proper version comparison during verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39847 diff changeset	3873 # The verifier tells us what version revlog we should be.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3874 if version != state[b'expectedversion']:
39850 e6d3d39cc1c7 revlog: use proper version comparison during verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39847 diff changeset	3875 yield revlogproblem(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3876 warning=_(b"warning: '%s' uses revlog format %d; expected %d")
47171 3a9f3470922c revlog: use revlog.display_id in format related errors Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47169 diff changeset	3877 % (self.display_id, version, state[b'expectedversion'])
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3878 )
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3879
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3880 state[b'skipread'] = set()
44073 b9e174d4ed11 verify: allow the storage to signal when renames can be tested on `skipread` Matt Harbison <matt_harbison@yahoo.com> parents: 44054 diff changeset	3881 state[b'safe_renamed'] = set()
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3882
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3883 for rev in self:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3884 node = self.node(rev)
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3885
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3886 # Verify contents. 4 cases to care about:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3887 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3888 # common: the most common case
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3889 # rename: with a rename
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3890 # meta: file content starts with b'\1\n', the metadata
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3891 # header defined in filelog.py, but without a rename
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3892 # ext: content stored externally
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3893 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3894 # More formally, their differences are shown below:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3895 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3896 # \| common \| rename \| meta \| ext
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3897 # -------------------------------------------------------
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3898 # flags() \| 0 \| 0 \| 0 \| not 0
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3899 # renamed() \| False \| True \| False \| ?
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3900 # rawtext[0:2]=='\1\n'\| False \| True \| True \| ?
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3901 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3902 # "rawtext" means the raw text stored in revlog data, which
42784 5a8f2c8edff6 rawdata: update caller in revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42749 diff changeset	3903 # could be retrieved by "rawdata(rev)". "text"
5a8f2c8edff6 rawdata: update caller in revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42749 diff changeset	3904 # mentioned below is "revision(rev)".
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3905 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3906 # There are 3 different lengths stored physically:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3907 # 1. L1: rawsize, stored in revlog index
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3908 # 2. L2: len(rawtext), stored in revlog data
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3909 # 3. L3: len(text), stored in revlog data if flags==0, or
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3910 # possibly somewhere else if flags!=0
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3911 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3912 # L1 should be equal to L2. L3 could be different from them.
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3913 # "text" may or may not affect commit hash depending on flag
42749 6d61be152c55 flagutil: move addflagprocessor to the new module (API) Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42748 diff changeset	3914 # processors (see flagutil.addflagprocessor).
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3915 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3916 # \| common \| rename \| meta \| ext
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3917 # -------------------------------------------------
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3918 # rawsize() \| L1 \| L1 \| L1 \| L1
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3919 # size() \| L1 \| L2-LM \| L1(*) \| L1 (?)
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3920 # len(rawtext) \| L2 \| L2 \| L2 \| L2
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3921 # len(text) \| L2 \| L2 \| L2 \| L3
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3922 # len(read()) \| L2 \| L2-LM \| L2-LM \| L3 (?)
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3923 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3924 # LM: length of metadata, depending on rawtext
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3925 # (*): not ideal, see comment in filelog.size
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3926 # (?): could be "- len(meta)" if the resolved content has
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3927 # rename metadata
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3928 #
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3929 # Checks needed to be done:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3930 # 1. length check: L1 == L2, in all cases.
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3931 # 2. hash check: depending on flag processor, we may need to
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3932 # use either "text" (external), or "rawtext" (in revlog).
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3933
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3934 try:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3935 skipflags = state.get(b'skipflags', 0)
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3936 if skipflags:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3937 skipflags &= self.flags(rev)
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3938
43962 7c3118b9a9db revlog: split the content verification of a node into a separate method Matt Harbison <matt_harbison@yahoo.com> parents: 43799 diff changeset	3939 _verify_revision(self, skipflags, state, node)
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3940
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3941 l1 = self.rawsize(rev)
42784 5a8f2c8edff6 rawdata: update caller in revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 42749 diff changeset	3942 l2 = len(self.rawdata(node))
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3943
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3944 if l1 != l2:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3945 yield revlogproblem(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3946 error=_(b'unpacked size is %d, %d expected') % (l2, l1),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3947 node=node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3948 )
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3949
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3950 except error.CensoredNodeError:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3951 if state[b'erroroncensored']:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3952 yield revlogproblem(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3953 error=_(b'censored file data'), node=node
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3954 )
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3955 state[b'skipread'].add(node)
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3956 except Exception as e:
733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3957 yield revlogproblem(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3958 error=_(b'unpacking %s: %s')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3959 % (short(node), stringutil.forcebytestr(e)),
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3960 node=node,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3961 )
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3962 state[b'skipread'].add(node)
39877 733db72f0f54 revlog: move revision verification out of verify Gregory Szorc <gregory.szorc@gmail.com> parents: 39874 diff changeset	3963
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3964 def storageinfo(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3965 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3966 exclusivefiles=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3967 sharedfiles=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3968 revisionscount=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3969 trackedsize=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3970 storedsize=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3971 ):
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3972 d = {}
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3973
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3974 if exclusivefiles:
47162 a07d5cb03a85 revlog: rename `indexfile` to `_indexfile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47159 diff changeset	3975 d[b'exclusivefiles'] = [(self.opener, self._indexfile)]
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3976 if not self._inline:
47163 396442cd7e6a revlog: rename `datafile` to `datafile` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47162 diff changeset	3977 d[b'exclusivefiles'].append((self.opener, self._datafile))
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3978
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3979 if sharedfiles:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3980 d[b'sharedfiles'] = []
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3981
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3982 if revisionscount:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3983 d[b'revisionscount'] = len(self)
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3984
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3985 if trackedsize:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3986 d[b'trackedsize'] = sum(map(self.rawsize, iter(self)))
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3987
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3988 if storedsize:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3989 d[b'storedsize'] = sum(
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3990 self.opener.stat(path).st_size for path in self.files()
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 43039 diff changeset	3991 )
39874 14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3992
14e500b58263 revlog: add method for obtaining storage info (API) Gregory Szorc <gregory.szorc@gmail.com> parents: 39871 diff changeset	3993 return d
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	3994
47227 2bd4b5218918 revlog: pass a transaction object to `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47226 diff changeset	3995 def rewrite_sidedata(self, transaction, helpers, startrev, endrev):
51066 7c2dc75cdc0f revlog: remove legacy usage of `hassidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51065 diff changeset	3996 if not self.feature_config.has_side_data:
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	3997 return
47245 616b8f412676 revlogv2: introduce a very basic docket file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47242 diff changeset	3998 # revlog formats with sidedata support does not support inline
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	3999 assert not self._inline
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4000 if not helpers[1] and not helpers[2]:
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4001 # Nothing to generate or remove
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4002 return
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4003
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4004 new_entries = []
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4005 # append the new sidedata
47229 b3acefded601 revlog: use `_writing` in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47228 diff changeset	4006 with self._writing(transaction):
51090 c3748f38dcd0 revlog: create a iteration of a _InnerRevlog object within the revlog Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51089 diff changeset	4007 ifh, dfh, sdfh = self._inner._writinghandles
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4008 dfh.seek(self._docket.sidedata_end, os.SEEK_SET)
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4009
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4010 current_offset = sdfh.tell()
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4011 for rev in range(startrev, endrev + 1):
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4012 entry = self.index[rev]
47099 3aab2330b7d3 sidedata: move sidedata-related utils to the dedicated module Rapha?l Gom?s <rgomes@octobus.net> parents: 47098 diff changeset	4013 new_sidedata, flags = sidedatautil.run_sidedata_helpers(
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4014 store=self,
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4015 sidedata_helpers=helpers,
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4016 sidedata={},
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4017 rev=rev,
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4018 )
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4019
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4020 serialized_sidedata = sidedatautil.serialize_sidedata(
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4021 new_sidedata
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4022 )
47270 07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4023
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4024 sidedata_compression_mode = COMP_MODE_INLINE
51066 7c2dc75cdc0f revlog: remove legacy usage of `hassidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51065 diff changeset	4025 if serialized_sidedata and self.feature_config.has_side_data:
47270 07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4026 sidedata_compression_mode = COMP_MODE_PLAIN
51095 a82704902db8 revlog: move the compression/decompression logic on the inner object Pierre-Yves David <pierre-yves.david@octobus.net> parents: 51094 diff changeset	4027 h, comp_sidedata = self._inner.compress(serialized_sidedata)
47270 07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4028 if (
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4029 h != b'u'
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4030 and comp_sidedata[0] != b'\0'
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4031 and len(comp_sidedata) < len(serialized_sidedata)
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4032 ):
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4033 assert not h
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4034 if (
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4035 comp_sidedata[0]
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4036 == self._docket.default_compression_header
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4037 ):
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4038 sidedata_compression_mode = COMP_MODE_DEFAULT
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4039 serialized_sidedata = comp_sidedata
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4040 else:
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4041 sidedata_compression_mode = COMP_MODE_INLINE
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4042 serialized_sidedata = comp_sidedata
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4043 if entry[8] != 0 or entry[9] != 0:
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4044 # rewriting entries that already have sidedata is not
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4045 # supported yet, because it introduces garbage data in the
ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4046 # revlog.
47239 e51392acd70c revlog: fix capitalisation of an error Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47233 diff changeset	4047 msg = b"rewriting existing sidedata is not supported yet"
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4048 raise error.Abort(msg)
47095 223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags Rapha?l Gom?s <rgomes@octobus.net> parents: 47094 diff changeset	4049
223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags Rapha?l Gom?s <rgomes@octobus.net> parents: 47094 diff changeset	4050 # Apply (potential) flags to add and to remove after running
223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags Rapha?l Gom?s <rgomes@octobus.net> parents: 47094 diff changeset	4051 # the sidedata helpers
223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags Rapha?l Gom?s <rgomes@octobus.net> parents: 47094 diff changeset	4052 new_offset_flags = entry[0] \| flags[0] & ~flags[1]
47256 de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4053 entry_update = (
de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4054 current_offset,
de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4055 len(serialized_sidedata),
de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4056 new_offset_flags,
47270 07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47269 diff changeset	4057 sidedata_compression_mode,
47256 de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4058 )
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4059
47228 8f6165c90163 revlog: open files in 'r+' instead of 'a+' Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47227 diff changeset	4060 # the sidedata computation might have move the file cursors around
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4061 sdfh.seek(current_offset, os.SEEK_SET)
e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4062 sdfh.write(serialized_sidedata)
47256 de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4063 new_entries.append(entry_update)
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4064 current_offset += len(serialized_sidedata)
47395 e6292eb33384 revlog: store sidedata in their own file Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47393 diff changeset	4065 self._docket.sidedata_end = sdfh.tell()
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4066
47229 b3acefded601 revlog: use `_writing` in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47228 diff changeset	4067 # rewrite the new index entries
b3acefded601 revlog: use `_writing` in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47228 diff changeset	4068 ifh.seek(startrev * self.index.entry_size)
47095 223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags Rapha?l Gom?s <rgomes@octobus.net> parents: 47094 diff changeset	4069 for i, e in enumerate(new_entries):
46731 ba8e508a8e69 sidedata-exchange: rewrite sidedata on-the-fly whenever possible Rapha?l Gom?s <rgomes@octobus.net> parents: 46729 diff changeset	4070 rev = startrev + i
47256 de63be070e02 revlog: simplify entry update logic in `rewrite_sidedata` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47253 diff changeset	4071 self.index.replace_sidedata_info(rev, *e)
47078 d57386e5c80e revlog: have an explicit "pack_header" method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47077 diff changeset	4072 packed = self.index.entry_binary(rev)
47246 6b1eae313b2f revlogv2: store version information in the docket only Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47245 diff changeset	4073 if rev == 0 and self._docket is None:
47153 f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	4074 header = self._format_flags \| self._format_version
f58a13c52726 revlog: split the `version` attribute into its two components Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47150 diff changeset	4075 header = self.index.pack_header(header)
47078 d57386e5c80e revlog: have an explicit "pack_header" method Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47077 diff changeset	4076 packed = header + packed
47226 042388bba644 revlog: rename variable in `rewrite_sidedata` to match other code Pierre-Yves David <pierre-yves.david@octobus.net> parents: 47225 diff changeset	4077 ifh.write(packed)

Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/revlog.py @ 51394:a0d88b021a98