Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/revlogutils/debug.py @ 49790:4302db0f54c8
find-delta: move most of the debug-find-delta code in the debug module
Lets us that module more. It will help us to keep revlog implementation details
close to each other.
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Mon, 28 Nov 2022 18:58:35 +0100 |
| parents | 7aea9babac5d |
| children | 05db41701ece |
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| 49789:0fca63953810 | 49790:4302db0f54c8 |
|---|---|
| 8 | 8 |
| 9 import collections | 9 import collections |
| 10 import string | 10 import string |
| 11 | 11 |
| 12 from .. import ( | 12 from .. import ( |
| 13 mdiff, | |
| 13 node as nodemod, | 14 node as nodemod, |
| 15 revlogutils, | |
| 14 util, | 16 util, |
| 15 ) | 17 ) |
| 16 | 18 |
| 17 from . import ( | 19 from . import ( |
| 18 constants, | 20 constants, |
| 21 deltas as deltautil, | |
| 19 ) | 22 ) |
| 20 | 23 |
| 21 INDEX_ENTRY_DEBUG_COLUMN = [] | 24 INDEX_ENTRY_DEBUG_COLUMN = [] |
| 22 | 25 |
| 23 NODE_SIZE = object() | 26 NODE_SIZE = object() |
| 617 ) | 620 ) |
| 618 ui.writenoi18n( | 621 ui.writenoi18n( |
| 619 b'deltas against other : ' | 622 b'deltas against other : ' |
| 620 + fmt % pcfmt(numother_nad, numdeltas) | 623 + fmt % pcfmt(numother_nad, numdeltas) |
| 621 ) | 624 ) |
| 625 | |
| 626 | |
| 627 def debug_delta_find(ui, revlog, rev, base_rev=nodemod.nullrev): | |
| 628 """display the search process for a delta""" | |
| 629 deltacomputer = deltautil.deltacomputer( | |
| 630 revlog, | |
| 631 write_debug=ui.write, | |
| 632 debug_search=not ui.quiet, | |
| 633 ) | |
| 634 | |
| 635 node = revlog.node(rev) | |
| 636 p1r, p2r = revlog.parentrevs(rev) | |
| 637 p1 = revlog.node(p1r) | |
| 638 p2 = revlog.node(p2r) | |
| 639 full_text = revlog.revision(rev) | |
| 640 btext = [full_text] | |
| 641 textlen = len(btext[0]) | |
| 642 cachedelta = None | |
| 643 flags = revlog.flags(rev) | |
| 644 | |
| 645 if base_rev != nodemod.nullrev: | |
| 646 base_text = revlog.revision(base_rev) | |
| 647 delta = mdiff.textdiff(base_text, full_text) | |
| 648 | |
| 649 cachedelta = (base_rev, delta) | |
| 650 btext = [None] | |
| 651 | |
| 652 revinfo = revlogutils.revisioninfo( | |
| 653 node, | |
| 654 p1, | |
| 655 p2, | |
| 656 btext, | |
| 657 textlen, | |
| 658 cachedelta, | |
| 659 flags, | |
| 660 ) | |
| 661 | |
| 662 fh = revlog._datafp() | |
| 663 deltacomputer.finddeltainfo(revinfo, fh, target_rev=rev) |