Mercurial > hg
annotate mercurial/copies.py @ 46148:70a9eb899637
copies: document the current algorithm step
We are about to reorganise everything and we document the "old" way to clarify
the change that leads to the "new way".
Differential Revision: https://phab.mercurial-scm.org/D9581
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Mon, 14 Dec 2020 11:32:20 +0100 |
parents | 59fa3890d40a |
children | 294d5aca4ff5 |
rev | line source |
---|---|
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
1 # coding: utf8 |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
2 # copies.py - copy detection for Mercurial |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
3 # |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
4 # Copyright 2008 Matt Mackall <mpm@selenic.com> |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
5 # |
8225
46293a0c7e9f
updated license to be explicit about GPL version 2
Martin Geisler <mg@lazybytes.net>
parents:
8209
diff
changeset
|
6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
8 |
25924
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
9 from __future__ import absolute_import |
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
10 |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
11 import collections |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
12 import os |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
13 |
34846
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
14 from .i18n import _ |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
15 from .node import ( |
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
16 nullid, |
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
17 nullrev, |
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
18 ) |
43148
843da18386d5
sidedatacopies: deal with upgrading and downgrading to that format
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43147
diff
changeset
|
19 |
25924
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
20 from . import ( |
33867
252fb66ee5bb
copies: use intersectmatchers() in non-merge p1 optimization
Yuya Nishihara <yuya@tcha.org>
parents:
33822
diff
changeset
|
21 match as matchmod, |
25924
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
22 pathutil, |
45962
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
23 policy, |
43106
d783f945a701
py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
24 pycompat, |
25924
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
25 util, |
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
26 ) |
43148
843da18386d5
sidedatacopies: deal with upgrading and downgrading to that format
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43147
diff
changeset
|
27 |
843da18386d5
sidedatacopies: deal with upgrading and downgrading to that format
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43147
diff
changeset
|
28 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
29 from .utils import stringutil |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
30 |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
31 from .revlogutils import ( |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
32 flagutil, |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
33 sidedata as sidedatamod, |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
34 ) |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
35 |
45962
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
36 rustmod = policy.importrust("copy_tracing") |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
37 |
25924
cfc24c22454e
copies: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25289
diff
changeset
|
38 |
42593
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
39 def _filter(src, dst, t): |
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
40 """filters out invalid copies after chaining""" |
42227
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
41 |
42593
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
42 # When _chain()'ing copies in 'a' (from 'src' via some other commit 'mid') |
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
43 # with copies in 'b' (from 'mid' to 'dst'), we can get the different cases |
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
44 # in the following table (not including trivial cases). For example, case 2 |
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
45 # is where a file existed in 'src' and remained under that name in 'mid' and |
42227
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
46 # then was renamed between 'mid' and 'dst'. |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
47 # |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
48 # case src mid dst result |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
49 # 1 x y - - |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
50 # 2 x y y x->y |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
51 # 3 x y x - |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
52 # 4 x y z x->z |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
53 # 5 - x y - |
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
54 # 6 x x y x->y |
42373
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
55 # |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
56 # _chain() takes care of chaining the copies in 'a' and 'b', but it |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
57 # cannot tell the difference between cases 1 and 2, between 3 and 4, or |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
58 # between 5 and 6, so it includes all cases in its result. |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
59 # Cases 1, 3, and 5 are then removed by _filter(). |
42227
d1c2688eda80
copies: document cases in _chain()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42226
diff
changeset
|
60 |
42373
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
61 for k, v in list(t.items()): |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
62 # remove copies from files that didn't exist |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
63 if v not in src: |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
64 del t[k] |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
65 # remove criss-crossed copies |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
66 elif k in src and v in dst: |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
67 del t[k] |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
68 # remove copies to files that were then removed |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
69 elif k not in dst: |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
70 del t[k] |
f3d06d37e194
copies: split up _chain() in naive chaining and filtering steps
Martin von Zweigbergk <martinvonz@google.com>
parents:
42344
diff
changeset
|
71 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
72 |
43784
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
73 def _chain(prefix, suffix): |
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
74 """chain two sets of copies 'prefix' and 'suffix'""" |
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
75 result = prefix.copy() |
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
76 for key, value in pycompat.iteritems(suffix): |
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
77 result[key] = prefix.get(value, value) |
995066c41bb2
copies: expand `_chain` variable name to make the function easier to read
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43783
diff
changeset
|
78 return result |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
79 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
80 |
43199
069cbbb53cdf
copies: drop the findlimit logic
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43198
diff
changeset
|
81 def _tracefile(fctx, am, basemf): |
35421
9cf37d111acb
copies: consistently use """ for docstrings
Martin von Zweigbergk <martinvonz@google.com>
parents:
35420
diff
changeset
|
82 """return file context that is the ancestor of fctx present in ancestor |
43198
c16fe77e340a
pathcopies: give up any optimization based on `introrev`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43148
diff
changeset
|
83 manifest am |
c16fe77e340a
pathcopies: give up any optimization based on `introrev`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43148
diff
changeset
|
84 |
c16fe77e340a
pathcopies: give up any optimization based on `introrev`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43148
diff
changeset
|
85 Note: we used to try and stop after a given limit, however checking if that |
c16fe77e340a
pathcopies: give up any optimization based on `introrev`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43148
diff
changeset
|
86 limit is reached turned out to be very expensive. we are better off |
c16fe77e340a
pathcopies: give up any optimization based on `introrev`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43148
diff
changeset
|
87 disabling that feature.""" |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
88 |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
89 for f in fctx.ancestors(): |
42548
4ebbd7c4a3c5
copies: return only path from _tracefile() since that's all caller needs
Martin von Zweigbergk <martinvonz@google.com>
parents:
42520
diff
changeset
|
90 path = f.path() |
4ebbd7c4a3c5
copies: return only path from _tracefile() since that's all caller needs
Martin von Zweigbergk <martinvonz@google.com>
parents:
42520
diff
changeset
|
91 if am.get(path, None) == f.filenode(): |
4ebbd7c4a3c5
copies: return only path from _tracefile() since that's all caller needs
Martin von Zweigbergk <martinvonz@google.com>
parents:
42520
diff
changeset
|
92 return path |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
93 if basemf and basemf.get(path, None) == f.filenode(): |
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
94 return path |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
95 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
96 |
41752
012f695546aa
copies: respect narrowmatcher in "parent -> working dir" case
Martin von Zweigbergk <martinvonz@google.com>
parents:
41724
diff
changeset
|
97 def _dirstatecopies(repo, match=None): |
012f695546aa
copies: respect narrowmatcher in "parent -> working dir" case
Martin von Zweigbergk <martinvonz@google.com>
parents:
41724
diff
changeset
|
98 ds = repo.dirstate |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
99 c = ds.copies().copy() |
34348
1a5abc45e2fa
py3: explicitly convert dict.keys() and dict.items() into a list
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34311
diff
changeset
|
100 for k in list(c): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
101 if ds[k] not in b'anm' or (match and not match(k)): |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
102 del c[k] |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
103 return c |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
104 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
105 |
24782
4906dc0e038c
copies: add matcher parameter to copy logic
Durham Goode <durham@fb.com>
parents:
24625
diff
changeset
|
106 def _computeforwardmissing(a, b, match=None): |
24011
d7d08337b3f6
copy: move _forwardcopies file logic to a function
Durham Goode <durham@fb.com>
parents:
24010
diff
changeset
|
107 """Computes which files are in b but not a. |
d7d08337b3f6
copy: move _forwardcopies file logic to a function
Durham Goode <durham@fb.com>
parents:
24010
diff
changeset
|
108 This is its own function so extensions can easily wrap this call to see what |
d7d08337b3f6
copy: move _forwardcopies file logic to a function
Durham Goode <durham@fb.com>
parents:
24010
diff
changeset
|
109 files _forwardcopies is about to process. |
d7d08337b3f6
copy: move _forwardcopies file logic to a function
Durham Goode <durham@fb.com>
parents:
24010
diff
changeset
|
110 """ |
24782
4906dc0e038c
copies: add matcher parameter to copy logic
Durham Goode <durham@fb.com>
parents:
24625
diff
changeset
|
111 ma = a.manifest() |
4906dc0e038c
copies: add matcher parameter to copy logic
Durham Goode <durham@fb.com>
parents:
24625
diff
changeset
|
112 mb = b.manifest() |
31256
5a909a8098a1
copies: remove use of manifest.matches
Durham Goode <durham@fb.com>
parents:
30581
diff
changeset
|
113 return mb.filesnotin(ma, match=match) |
24011
d7d08337b3f6
copy: move _forwardcopies file logic to a function
Durham Goode <durham@fb.com>
parents:
24010
diff
changeset
|
114 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
115 |
42115
27475ae67676
copies: extract function for deciding whether to use changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
41936
diff
changeset
|
116 def usechangesetcentricalgo(repo): |
27475ae67676
copies: extract function for deciding whether to use changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
41936
diff
changeset
|
117 """Checks if we should use changeset-centric copy algorithms""" |
43146
0171483b082f
sidedatacopies: read rename information from sidedata
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43117
diff
changeset
|
118 if repo.filecopiesmode == b'changeset-sidedata': |
0171483b082f
sidedatacopies: read rename information from sidedata
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43117
diff
changeset
|
119 return True |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
120 readfrom = repo.ui.config(b'experimental', b'copies.read-from') |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
121 changesetsource = (b'changeset-only', b'compatibility') |
43020
f3bcae1e9e23
copies: expand the logic of usechangesetcentricalgo
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
42707
diff
changeset
|
122 return readfrom in changesetsource |
42115
27475ae67676
copies: extract function for deciding whether to use changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
41936
diff
changeset
|
123 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
124 |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
125 def _committedforwardcopies(a, b, base, match): |
35422
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
126 """Like _forwardcopies(), but b.rev() cannot be None (working copy)""" |
20294
243ea5ffdf31
diff: search beyond ancestor when detecting renames
Mads Kiilerich <madski@unity3d.com>
parents:
19178
diff
changeset
|
127 # files might have to be traced back to the fctx parent of the last |
243ea5ffdf31
diff: search beyond ancestor when detecting renames
Mads Kiilerich <madski@unity3d.com>
parents:
19178
diff
changeset
|
128 # one-side-only changeset, but not further back than that |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
129 repo = a._repo |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
130 |
42115
27475ae67676
copies: extract function for deciding whether to use changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
41936
diff
changeset
|
131 if usechangesetcentricalgo(repo): |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
132 return _changesetforwardcopies(a, b, match) |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
133 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
134 debug = repo.ui.debugflag and repo.ui.configbool(b'devel', b'debug.copies') |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
135 dbg = repo.ui.debug |
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
136 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
137 dbg(b'debug.copies: looking into rename from %s to %s\n' % (a, b)) |
20294
243ea5ffdf31
diff: search beyond ancestor when detecting renames
Mads Kiilerich <madski@unity3d.com>
parents:
19178
diff
changeset
|
138 am = a.manifest() |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
139 basemf = None if base is None else base.manifest() |
20294
243ea5ffdf31
diff: search beyond ancestor when detecting renames
Mads Kiilerich <madski@unity3d.com>
parents:
19178
diff
changeset
|
140 |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
141 # find where new files came from |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
142 # we currently don't try to find where old files went, too expensive |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
143 # this means we can miss a case like 'hg rm b; hg cp a b' |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
144 cm = {} |
28000
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
145 |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
146 # Computing the forward missing is quite expensive on large manifests, since |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
147 # it compares the entire manifests. We can optimize it in the common use |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
148 # case of computing what copies are in a commit versus its parent (like |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
149 # during a rebase or histedit). Note, we exclude merge commits from this |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
150 # optimization, since the ctx.files() for a merge commit is not correct for |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
151 # this comparison. |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
152 forwardmissingmatch = match |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
153 if b.p1() == a and b.p2().node() == nullid: |
41936
a791623458ef
copies: remove dependency on scmutil by directly using match.exact()
Martin von Zweigbergk <martinvonz@google.com>
parents:
41932
diff
changeset
|
154 filesmatcher = matchmod.exact(b.files()) |
33867
252fb66ee5bb
copies: use intersectmatchers() in non-merge p1 optimization
Yuya Nishihara <yuya@tcha.org>
parents:
33822
diff
changeset
|
155 forwardmissingmatch = matchmod.intersectmatchers(match, filesmatcher) |
28000
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
156 missing = _computeforwardmissing(a, b, match=forwardmissingmatch) |
d4247c306d82
copies: optimize forward copy detection logic for rebases
Durham Goode <durham@fb.com>
parents:
27876
diff
changeset
|
157 |
23980
c1ce5442453f
_adjustlinkrev: reuse ancestors set during rename detection (issue4514)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23139
diff
changeset
|
158 ancestrycontext = a._repo.changelog.ancestors([b.rev()], inclusive=True) |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
159 |
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
160 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
161 dbg(b'debug.copies: missing files to search: %d\n' % len(missing)) |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
162 |
42210
390ec72b8ea4
copies: process files in deterministic order for stable tests
Martin von Zweigbergk <martinvonz@google.com>
parents:
42169
diff
changeset
|
163 for f in sorted(missing): |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
164 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
165 dbg(b'debug.copies: tracing file: %s\n' % f) |
23980
c1ce5442453f
_adjustlinkrev: reuse ancestors set during rename detection (issue4514)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23139
diff
changeset
|
166 fctx = b[f] |
c1ce5442453f
_adjustlinkrev: reuse ancestors set during rename detection (issue4514)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23139
diff
changeset
|
167 fctx._ancestrycontext = ancestrycontext |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
168 |
40058
cf01616f8d96
copies: add time information to the debug information
Boris Feld <boris.feld@octobus.net>
parents:
40057
diff
changeset
|
169 if debug: |
cf01616f8d96
copies: add time information to the debug information
Boris Feld <boris.feld@octobus.net>
parents:
40057
diff
changeset
|
170 start = util.timer() |
43199
069cbbb53cdf
copies: drop the findlimit logic
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43198
diff
changeset
|
171 opath = _tracefile(fctx, am, basemf) |
42548
4ebbd7c4a3c5
copies: return only path from _tracefile() since that's all caller needs
Martin von Zweigbergk <martinvonz@google.com>
parents:
42520
diff
changeset
|
172 if opath: |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
173 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
174 dbg(b'debug.copies: rename of: %s\n' % opath) |
42548
4ebbd7c4a3c5
copies: return only path from _tracefile() since that's all caller needs
Martin von Zweigbergk <martinvonz@google.com>
parents:
42520
diff
changeset
|
175 cm[f] = opath |
40058
cf01616f8d96
copies: add time information to the debug information
Boris Feld <boris.feld@octobus.net>
parents:
40057
diff
changeset
|
176 if debug: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
177 dbg( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
178 b'debug.copies: time: %f seconds\n' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
179 % (util.timer() - start) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
180 ) |
35422
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
181 return cm |
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
182 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
183 |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
184 def _revinfo_getter(repo, match): |
45640
2693659c2b34
copies: directly pass a changes object to the copy tracing code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45639
diff
changeset
|
185 """returns a function that returns the following data given a <rev>" |
43255
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
186 |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
187 * p1: revision number of first parent |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
188 * p2: revision number of first parent |
45640
2693659c2b34
copies: directly pass a changes object to the copy tracing code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45639
diff
changeset
|
189 * changes: a ChangingFiles object |
43255
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
190 """ |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
191 cl = repo.changelog |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
192 parents = cl.parentrevs |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
193 flags = cl.flags |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
194 |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
195 HASCOPIESINFO = flagutil.REVIDX_HASCOPIESINFO |
43255
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
196 |
45638
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
197 changelogrevision = cl.changelogrevision |
43257
675c776fbcd1
sidedatacopies: directly fetch copies information from sidedata
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43256
diff
changeset
|
198 |
45638
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
199 # A small cache to avoid doing the work twice for merges |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
200 # |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
201 # In the vast majority of cases, if we ask information for a revision |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
202 # about 1 parent, we'll later ask it for the other. So it make sense to |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
203 # keep the information around when reaching the first parent of a merge |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
204 # and dropping it after it was provided for the second parents. |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
205 # |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
206 # It exists cases were only one parent of the merge will be walked. It |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
207 # happens when the "destination" the copy tracing is descendant from a |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
208 # new root, not common with the "source". In that case, we will only walk |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
209 # through merge parents that are descendant of changesets common |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
210 # between "source" and "destination". |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
211 # |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
212 # With the current case implementation if such changesets have a copy |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
213 # information, we'll keep them in memory until the end of |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
214 # _changesetforwardcopies. We don't expect the case to be frequent |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
215 # enough to matters. |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
216 # |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
217 # In addition, it would be possible to reach pathological case, were |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
218 # many first parent are met before any second parent is reached. In |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
219 # that case the cache could grow. If this even become an issue one can |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
220 # safely introduce a maximum cache size. This would trade extra CPU/IO |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
221 # time to save memory. |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
222 merge_caches = {} |
43301
90213d027154
sidedatacopies: only fetch information once for merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43300
diff
changeset
|
223 |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
224 alwaysmatch = match.always() |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
225 |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
226 if rustmod is not None and alwaysmatch: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
227 |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
228 def revinfo(rev): |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
229 p1, p2 = parents(rev) |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
230 value = None |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
231 e = merge_caches.pop(rev, None) |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
232 if e is not None: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
233 return e |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
234 if flags(rev) & HASCOPIESINFO: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
235 raw = changelogrevision(rev)._sidedata.get(sidedatamod.SD_FILES) |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
236 else: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
237 raw = None |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
238 value = (p1, p2, raw) |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
239 if p1 != nullrev and p2 != nullrev: |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
240 # XXX some case we over cache, IGNORE |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
241 merge_caches[rev] = value |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
242 return value |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
243 |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
244 else: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
245 |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
246 def revinfo(rev): |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
247 p1, p2 = parents(rev) |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
248 value = None |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
249 e = merge_caches.pop(rev, None) |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
250 if e is not None: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
251 return e |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
252 changes = None |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
253 if flags(rev) & HASCOPIESINFO: |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
254 changes = changelogrevision(rev).changes |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
255 value = (p1, p2, changes) |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
256 if p1 != nullrev and p2 != nullrev: |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
257 # XXX some case we over cache, IGNORE |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
258 merge_caches[rev] = value |
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
259 return value |
43255
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
260 |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
261 return revinfo |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
262 |
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
263 |
45892
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
264 def cached_is_ancestor(is_ancestor): |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
265 """return a cached version of is_ancestor""" |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
266 cache = {} |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
267 |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
268 def _is_ancestor(anc, desc): |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
269 if anc > desc: |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
270 return False |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
271 elif anc == desc: |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
272 return True |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
273 key = (anc, desc) |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
274 ret = cache.get(key) |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
275 if ret is None: |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
276 ret = cache[key] = is_ancestor(anc, desc) |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
277 return ret |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
278 |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
279 return _is_ancestor |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
280 |
06b64fabf91c
copies: cache the ancestor checking call when tracing copy
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45798
diff
changeset
|
281 |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
282 def _changesetforwardcopies(a, b, match): |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
283 if a.rev() in (nullrev, b.rev()): |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
284 return {} |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
285 |
43256
00de32aa834e
copies: use an unfiltered repository for the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43255
diff
changeset
|
286 repo = a.repo().unfiltered() |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
287 children = {} |
43255
b8d60845fa5d
copies: extract data extraction into a `revinfo` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43254
diff
changeset
|
288 |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
289 cl = repo.changelog |
45972
8b99c473aae2
copies-rust: move is_ancestor caching within the rust code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45962
diff
changeset
|
290 isancestor = cl.isancestorrev |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
291 missingrevs = cl.findmissingrevs(common=[a.rev()], heads=[b.rev()]) |
43299
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
292 mrset = set(missingrevs) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
293 roots = set() |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
294 for r in missingrevs: |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
295 for p in cl.parentrevs(r): |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
296 if p == nullrev: |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
297 continue |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
298 if p not in children: |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
299 children[p] = [r] |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
300 else: |
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
301 children[p].append(r) |
43299
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
302 if p not in mrset: |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
303 roots.add(p) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
304 if not roots: |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
305 # no common revision to track copies from |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
306 return {} |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
307 min_root = min(roots) |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
308 |
43299
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
309 from_head = set( |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
310 cl.reachableroots(min_root, [b.rev()], list(roots), includepath=True) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
311 ) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
312 |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
313 iterrevs = set(from_head) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
314 iterrevs &= mrset |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
315 iterrevs.update(roots) |
83bb1e89ab9b
copies: compute the exact set of revision to walk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43297
diff
changeset
|
316 iterrevs.remove(b.rev()) |
43786
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
317 revs = sorted(iterrevs) |
45637
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
318 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
319 if repo.filecopiesmode == b'changeset-sidedata': |
46057
e0313b0a6f7e
copies-rust: parse the changed-file sidedata directly in rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46036
diff
changeset
|
320 revinfo = _revinfo_getter(repo, match) |
45637
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
321 return _combine_changeset_copies( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
322 revs, children, b.rev(), revinfo, match, isancestor |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
323 ) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
324 else: |
45638
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
325 revinfo = _revinfo_getter_extra(repo) |
45637
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
326 return _combine_changeset_copies_extra( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
327 revs, children, b.rev(), revinfo, match, isancestor |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
328 ) |
43786
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
329 |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
330 |
45624
fb000408bca5
copies: rename some function to the new naming scheme
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44994
diff
changeset
|
331 def _combine_changeset_copies( |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
332 revs, children, targetrev, revinfo, match, isancestor |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
333 ): |
43786
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
334 """combine the copies information for each item of iterrevs |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
335 |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
336 revs: sorted iterable of revision to visit |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
337 children: a {parent: [children]} mapping. |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
338 targetrev: the final copies destination revision (not in iterrevs) |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
339 revinfo(rev): a function that return (p1, p2, p1copies, p2copies, removed) |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
340 match: a matcher |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
341 |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
342 It returns the aggregated copies information for `targetrev`. |
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
343 """ |
45962
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
344 |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
345 alwaysmatch = match.always() |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
346 |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
347 if rustmod is not None and alwaysmatch: |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
348 return rustmod.combine_changeset_copies( |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
349 list(revs), children, targetrev, revinfo, isancestor |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
350 ) |
a66568f20ddc
copies: use the rust code for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45942
diff
changeset
|
351 |
45972
8b99c473aae2
copies-rust: move is_ancestor caching within the rust code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45962
diff
changeset
|
352 isancestor = cached_is_ancestor(isancestor) |
8b99c473aae2
copies-rust: move is_ancestor caching within the rust code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45962
diff
changeset
|
353 |
43785
3b039e43a1e6
copies: do not initialize the dictionary with root in changeset copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43784
diff
changeset
|
354 all_copies = {} |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
355 # iterate over all the "parent" side of copy tracing "edge" |
43786
421ea5772039
copies: split the combination of the copies mapping in its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43785
diff
changeset
|
356 for r in revs: |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
357 # fetch potential previously computed data for that parent |
43785
3b039e43a1e6
copies: do not initialize the dictionary with root in changeset copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43784
diff
changeset
|
358 copies = all_copies.pop(r, None) |
3b039e43a1e6
copies: do not initialize the dictionary with root in changeset copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43784
diff
changeset
|
359 if copies is None: |
3b039e43a1e6
copies: do not initialize the dictionary with root in changeset copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43784
diff
changeset
|
360 # this is a root |
3b039e43a1e6
copies: do not initialize the dictionary with root in changeset copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43784
diff
changeset
|
361 copies = {} |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
362 |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
363 # iterate over all known children to chain the existing data with the |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
364 # data from the parent → child edge. |
42487
5ceb91136ebe
copies: avoid unnecessary copying of copy dict
Martin von Zweigbergk <martinvonz@google.com>
parents:
42486
diff
changeset
|
365 for i, c in enumerate(children[r]): |
45640
2693659c2b34
copies: directly pass a changes object to the copy tracing code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45639
diff
changeset
|
366 p1, p2, changes = revinfo(c) |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
367 childcopies = {} |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
368 |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
369 # select the right parent → child edge |
43254
181d28ba05da
copies: avoid instancing more changectx to access parent revisions
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43253
diff
changeset
|
370 if r == p1: |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
371 parent = 1 |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
372 if changes is not None: |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
373 childcopies = changes.copied_from_p1 |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
374 else: |
43254
181d28ba05da
copies: avoid instancing more changectx to access parent revisions
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43253
diff
changeset
|
375 assert r == p2 |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
376 parent = 2 |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
377 if changes is not None: |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
378 childcopies = changes.copied_from_p2 |
42488
c0b51449bf6b
copies: avoid calling matcher if matcher.always()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42487
diff
changeset
|
379 if not alwaysmatch: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
380 childcopies = { |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
381 dst: src for dst, src in childcopies.items() if match(dst) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
382 } |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
383 |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
384 # chain the data in the edge with the existing data |
43300
ffd04bc9f57d
copies: move from a copy on branchpoint to a copy on write approach
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43299
diff
changeset
|
385 newcopies = copies |
42514
e7c55e24d6bf
copies: avoid reusing the same variable for two different copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
42488
diff
changeset
|
386 if childcopies: |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
387 newcopies = copies.copy() |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
388 for dest, source in pycompat.iteritems(childcopies): |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
389 prev = copies.get(source) |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
390 if prev is not None and prev[1] is not None: |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
391 source = prev[1] |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
392 newcopies[dest] = (c, source) |
43300
ffd04bc9f57d
copies: move from a copy on branchpoint to a copy on write approach
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43299
diff
changeset
|
393 assert newcopies is not copies |
45985
b6b7626d3e06
copies: avoid unwanted side effect from one branch to another
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45977
diff
changeset
|
394 if changes is not None and changes.removed: |
b6b7626d3e06
copies: avoid unwanted side effect from one branch to another
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45977
diff
changeset
|
395 if newcopies is copies: |
b6b7626d3e06
copies: avoid unwanted side effect from one branch to another
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45977
diff
changeset
|
396 newcopies = copies.copy() |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
397 for f in changes.removed: |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
398 if f in newcopies: |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
399 if newcopies is copies: |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
400 # copy on write to avoid affecting potential other |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
401 # branches. when there are no other branches, this |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
402 # could be avoided. |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
403 newcopies = copies.copy() |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
404 newcopies[f] = (c, None) |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
405 |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
406 # check potential need to combine the data from another parent (for |
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
407 # that child). See comment below for details. |
43252
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
408 othercopies = all_copies.get(c) |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
409 if othercopies is None: |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
410 all_copies[c] = newcopies |
45976
cf04af3a5ef1
copies: fast path no-op merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45972
diff
changeset
|
411 elif newcopies is othercopies: |
cf04af3a5ef1
copies: fast path no-op merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45972
diff
changeset
|
412 # nothing to merge: |
cf04af3a5ef1
copies: fast path no-op merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45972
diff
changeset
|
413 pass |
43252
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
414 else: |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
415 # we are the second parent to work on c, we need to merge our |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
416 # work with the other. |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
417 # |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
418 # In case of conflict, parent 1 take precedence over parent 2. |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
419 # This is an arbitrary choice made anew when implementing |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
420 # changeset based copies. It was made without regards with |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
421 # potential filelog related behavior. |
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
422 if parent == 1: |
46036
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
423 if newcopies is copies: |
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
424 newcopies = copies.copy() |
45977
7d3c51c728c9
copies: simplify the call to _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45976
diff
changeset
|
425 minor, major = othercopies, newcopies |
43252
32187ae9eeb3
copies: simplify the handling of merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43231
diff
changeset
|
426 else: |
46036
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
427 # we do not know if the other dict is a copy or not, so we |
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
428 # need to blindly copy it. Future change should make this |
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
429 # unnecessary. |
8d54944eaeb0
copies: properly copies parent dictionary before updating it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46011
diff
changeset
|
430 minor, major = newcopies, othercopies.copy() |
45986
f9f8d8aa9a92
copies: clarify the return of _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45985
diff
changeset
|
431 copies = _merge_copies_dict(minor, major, isancestor, changes) |
f9f8d8aa9a92
copies: clarify the return of _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45985
diff
changeset
|
432 all_copies[c] = copies |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
433 |
46148
70a9eb899637
copies: document the current algorithm step
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
46113
diff
changeset
|
434 # filter out internal details and return a {dest: source mapping} |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
435 final_copies = {} |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
436 for dest, (tt, source) in all_copies[targetrev].items(): |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
437 if source is not None: |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
438 final_copies[dest] = source |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
439 return final_copies |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
440 |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
441 |
45640
2693659c2b34
copies: directly pass a changes object to the copy tracing code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45639
diff
changeset
|
442 def _merge_copies_dict(minor, major, isancestor, changes): |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
443 """merge two copies-mapping together, minor and major |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
444 |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
445 In case of conflict, value from "major" will be picked. |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
446 |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
447 - `isancestors(low_rev, high_rev)`: callable return True if `low_rev` is an |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
448 ancestors of `high_rev`, |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
449 |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
450 - `ismerged(path)`: callable return True if `path` have been merged in the |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
451 current revision, |
45986
f9f8d8aa9a92
copies: clarify the return of _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45985
diff
changeset
|
452 |
f9f8d8aa9a92
copies: clarify the return of _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45985
diff
changeset
|
453 return the resulting dict (in practice, the "minor" object, updated) |
44758
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
454 """ |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
455 for dest, value in major.items(): |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
456 other = minor.get(dest) |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
457 if other is None: |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
458 minor[dest] = value |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
459 else: |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
460 new_tt = value[0] |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
461 other_tt = other[0] |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
462 if value[1] == other[1]: |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
463 continue |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
464 # content from "major" wins, unless it is older |
45f3f35cefe7
copies: fix the changeset based algorithm regarding merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
465 # than the branch point or there is a merge |
45670
a8fb29b05f92
salvaged: properly deal with salvaged file during copy tracing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45640
diff
changeset
|
466 if new_tt == other_tt: |
a8fb29b05f92
salvaged: properly deal with salvaged file during copy tracing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45640
diff
changeset
|
467 minor[dest] = value |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
468 elif ( |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
469 changes is not None |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
470 and value[1] is None |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
471 and dest in changes.salvaged |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
472 ): |
45670
a8fb29b05f92
salvaged: properly deal with salvaged file during copy tracing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45640
diff
changeset
|
473 pass |
45672
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
474 elif ( |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
475 changes is not None |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
476 and other[1] is None |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
477 and dest in changes.salvaged |
f877b3628015
copies: return None instead of ChangingFiles when relevant
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45670
diff
changeset
|
478 ): |
45670
a8fb29b05f92
salvaged: properly deal with salvaged file during copy tracing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45640
diff
changeset
|
479 minor[dest] = value |
45673
7990e7d957b0
copies: move `merged` testing sooner
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45672
diff
changeset
|
480 elif changes is not None and dest in changes.merged: |
45670
a8fb29b05f92
salvaged: properly deal with salvaged file during copy tracing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45640
diff
changeset
|
481 minor[dest] = value |
45673
7990e7d957b0
copies: move `merged` testing sooner
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45672
diff
changeset
|
482 elif not isancestor(new_tt, other_tt): |
45798
ff7e0ca666e8
copies: make sure deleted copy info do not overwriting unrelated ones
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45673
diff
changeset
|
483 if value[1] is not None: |
ff7e0ca666e8
copies: make sure deleted copy info do not overwriting unrelated ones
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45673
diff
changeset
|
484 minor[dest] = value |
ff7e0ca666e8
copies: make sure deleted copy info do not overwriting unrelated ones
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45673
diff
changeset
|
485 elif isancestor(other_tt, new_tt): |
ff7e0ca666e8
copies: make sure deleted copy info do not overwriting unrelated ones
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45673
diff
changeset
|
486 minor[dest] = value |
45986
f9f8d8aa9a92
copies: clarify the return of _merge_copies_dict
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45985
diff
changeset
|
487 return minor |
41756
49ad315b39ee
copies: do copy tracing based on ctx.p[12]copies() if configured
Martin von Zweigbergk <martinvonz@google.com>
parents:
41754
diff
changeset
|
488 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
489 |
45638
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
490 def _revinfo_getter_extra(repo): |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
491 """return a function that return multiple data given a <rev>"i |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
492 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
493 * p1: revision number of first parent |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
494 * p2: revision number of first parent |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
495 * p1copies: mapping of copies from p1 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
496 * p2copies: mapping of copies from p2 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
497 * removed: a list of removed files |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
498 * ismerged: a callback to know if file was merged in that revision |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
499 """ |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
500 cl = repo.changelog |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
501 parents = cl.parentrevs |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
502 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
503 def get_ismerged(rev): |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
504 ctx = repo[rev] |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
505 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
506 def ismerged(path): |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
507 if path not in ctx.files(): |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
508 return False |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
509 fctx = ctx[path] |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
510 parents = fctx._filelog.parents(fctx._filenode) |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
511 nb_parents = 0 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
512 for n in parents: |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
513 if n != nullid: |
45638
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
514 nb_parents += 1 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
515 return nb_parents >= 2 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
516 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
517 return ismerged |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
518 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
519 def revinfo(rev): |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
520 p1, p2 = parents(rev) |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
521 ctx = repo[rev] |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
522 p1copies, p2copies = ctx._copies |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
523 removed = ctx.filesremoved() |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
524 return p1, p2, p1copies, p2copies, removed, get_ismerged(rev) |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
525 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
526 return revinfo |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
527 |
4f876e6b30fa
copies: use dedicated `_revinfo_getter` function and call
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45637
diff
changeset
|
528 |
45637
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
529 def _combine_changeset_copies_extra( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
530 revs, children, targetrev, revinfo, match, isancestor |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
531 ): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
532 """version of `_combine_changeset_copies` that works with the Google |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
533 specific "extra" based storage for copy information""" |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
534 all_copies = {} |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
535 alwaysmatch = match.always() |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
536 for r in revs: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
537 copies = all_copies.pop(r, None) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
538 if copies is None: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
539 # this is a root |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
540 copies = {} |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
541 for i, c in enumerate(children[r]): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
542 p1, p2, p1copies, p2copies, removed, ismerged = revinfo(c) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
543 if r == p1: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
544 parent = 1 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
545 childcopies = p1copies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
546 else: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
547 assert r == p2 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
548 parent = 2 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
549 childcopies = p2copies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
550 if not alwaysmatch: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
551 childcopies = { |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
552 dst: src for dst, src in childcopies.items() if match(dst) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
553 } |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
554 newcopies = copies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
555 if childcopies: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
556 newcopies = copies.copy() |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
557 for dest, source in pycompat.iteritems(childcopies): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
558 prev = copies.get(source) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
559 if prev is not None and prev[1] is not None: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
560 source = prev[1] |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
561 newcopies[dest] = (c, source) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
562 assert newcopies is not copies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
563 for f in removed: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
564 if f in newcopies: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
565 if newcopies is copies: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
566 # copy on write to avoid affecting potential other |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
567 # branches. when there are no other branches, this |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
568 # could be avoided. |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
569 newcopies = copies.copy() |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
570 newcopies[f] = (c, None) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
571 othercopies = all_copies.get(c) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
572 if othercopies is None: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
573 all_copies[c] = newcopies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
574 else: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
575 # we are the second parent to work on c, we need to merge our |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
576 # work with the other. |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
577 # |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
578 # In case of conflict, parent 1 take precedence over parent 2. |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
579 # This is an arbitrary choice made anew when implementing |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
580 # changeset based copies. It was made without regards with |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
581 # potential filelog related behavior. |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
582 if parent == 1: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
583 _merge_copies_dict_extra( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
584 othercopies, newcopies, isancestor, ismerged |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
585 ) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
586 else: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
587 _merge_copies_dict_extra( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
588 newcopies, othercopies, isancestor, ismerged |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
589 ) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
590 all_copies[c] = newcopies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
591 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
592 final_copies = {} |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
593 for dest, (tt, source) in all_copies[targetrev].items(): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
594 if source is not None: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
595 final_copies[dest] = source |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
596 return final_copies |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
597 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
598 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
599 def _merge_copies_dict_extra(minor, major, isancestor, ismerged): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
600 """version of `_merge_copies_dict` that works with the Google |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
601 specific "extra" based storage for copy information""" |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
602 for dest, value in major.items(): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
603 other = minor.get(dest) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
604 if other is None: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
605 minor[dest] = value |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
606 else: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
607 new_tt = value[0] |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
608 other_tt = other[0] |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
609 if value[1] == other[1]: |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
610 continue |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
611 # content from "major" wins, unless it is older |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
612 # than the branch point or there is a merge |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
613 if ( |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
614 new_tt == other_tt |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
615 or not isancestor(new_tt, other_tt) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
616 or ismerged(dest) |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
617 ): |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
618 minor[dest] = value |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
619 |
ad6ebb6f0dfe
copies: make two version of the changeset centric algorithm
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
45624
diff
changeset
|
620 |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
621 def _forwardcopies(a, b, base=None, match=None): |
35422
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
622 """find {dst@b: src@a} copy mapping where a is an ancestor of b""" |
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
623 |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
624 if base is None: |
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
625 base = a |
40448
873f3682c8af
narrow: make copies.pathcopies() filter with narrowspec again
Martin von Zweigbergk <martinvonz@google.com>
parents:
40076
diff
changeset
|
626 match = a.repo().narrowmatch(match) |
35422
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
627 # check for working copy |
8801cdcea01f
copies: extract method for getting non-wdir forward copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
35421
diff
changeset
|
628 if b.rev() is None: |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
629 cm = _committedforwardcopies(a, b.p1(), base, match) |
35423
e54f02ec6a05
copies: group wdir-handling in one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
35422
diff
changeset
|
630 # combine copies from dirstate if necessary |
42593
11ceb1b8fd74
copies: inline _chainandfilter() to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents:
42592
diff
changeset
|
631 copies = _chain(cm, _dirstatecopies(b._repo, match)) |
42592
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
632 else: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
633 copies = _committedforwardcopies(a, b, base, match) |
42592
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
634 return copies |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
635 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
636 |
41753
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
637 def _backwardrenames(a, b, match): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
638 if a._repo.ui.config(b'experimental', b'copytrace') == b'off': |
26013
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
639 return {} |
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
640 |
18136
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
641 # Even though we're not taking copies into account, 1:n rename situations |
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
642 # can still exist (e.g. hg cp a b; hg mv a c). In those cases we |
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
643 # arbitrarily pick one of the renames. |
41753
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
644 # We don't want to pass in "match" here, since that would filter |
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
645 # the destination by it. Since we're reversing the copies, we want |
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
646 # to filter the source instead. |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
647 f = _forwardcopies(b, a) |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
648 r = {} |
43106
d783f945a701
py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
649 for k, v in sorted(pycompat.iteritems(f)): |
41753
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
650 if match and not match(v): |
3158cb74fbca
copies: make _backwardrenames() filter out copies by destination
Martin von Zweigbergk <martinvonz@google.com>
parents:
41752
diff
changeset
|
651 continue |
18136
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
652 # remove copies |
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
653 if v in a: |
f23dea2b296e
copies: do not track backward copies, only renames (issue3739)
Siddharth Agarwal <sid0@fb.com>
parents:
18135
diff
changeset
|
654 continue |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
655 r[v] = k |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
656 return r |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
657 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
658 |
24782
4906dc0e038c
copies: add matcher parameter to copy logic
Durham Goode <durham@fb.com>
parents:
24625
diff
changeset
|
659 def pathcopies(x, y, match=None): |
35421
9cf37d111acb
copies: consistently use """ for docstrings
Martin von Zweigbergk <martinvonz@google.com>
parents:
35420
diff
changeset
|
660 """find {dst@y: src@x} copy mapping for directed compare""" |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
661 repo = x._repo |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
662 debug = repo.ui.debugflag and repo.ui.configbool(b'devel', b'debug.copies') |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
663 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
664 repo.ui.debug( |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
665 b'debug.copies: searching copies from %s to %s\n' % (x, y) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
666 ) |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
667 if x == y or not x or not y: |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
668 return {} |
44276
30862e226339
copies: avoid filtering by short-circuit dirstate-only copies earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44237
diff
changeset
|
669 if y.rev() is None and x == y.p1(): |
30862e226339
copies: avoid filtering by short-circuit dirstate-only copies earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44237
diff
changeset
|
670 if debug: |
30862e226339
copies: avoid filtering by short-circuit dirstate-only copies earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44237
diff
changeset
|
671 repo.ui.debug(b'debug.copies: search mode: dirstate\n') |
30862e226339
copies: avoid filtering by short-circuit dirstate-only copies earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44237
diff
changeset
|
672 # short-circuit to avoid issues with merge states |
30862e226339
copies: avoid filtering by short-circuit dirstate-only copies earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44237
diff
changeset
|
673 return _dirstatecopies(repo, match) |
15775
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
674 a = y.ancestor(x) |
91eb4512edd0
copies: rewrite copy detection for non-merge users
Matt Mackall <mpm@selenic.com>
parents:
15774
diff
changeset
|
675 if a == x: |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
676 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
677 repo.ui.debug(b'debug.copies: search mode: forward\n') |
42592
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
678 copies = _forwardcopies(x, y, match=match) |
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
679 elif a == y: |
40057
25b2868206e2
copies: add a devel debug mode to trace what copy tracing does
Boris Feld <boris.feld@octobus.net>
parents:
39966
diff
changeset
|
680 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
681 repo.ui.debug(b'debug.copies: search mode: backward\n') |
42592
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
682 copies = _backwardrenames(x, y, match=match) |
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
683 else: |
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
684 if debug: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
685 repo.ui.debug(b'debug.copies: search mode: combined\n') |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
686 base = None |
46113
59fa3890d40a
node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents:
46109
diff
changeset
|
687 if a.rev() != nullrev: |
42595
819712deac69
copies: follow copies across merge base without source file (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42594
diff
changeset
|
688 base = x |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
689 copies = _chain( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
690 _backwardrenames(x, a, match=match), |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
691 _forwardcopies(a, y, base, match=match), |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
692 ) |
42594
d013099c551b
copies: filter invalid copies only at end of pathcopies() (issue6163)
Martin von Zweigbergk <martinvonz@google.com>
parents:
42593
diff
changeset
|
693 _filter(x, y, copies) |
42592
a48f6f18dc6d
copies: remove most early returns from pathcopies() and _forwardcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42591
diff
changeset
|
694 return copies |
15774
0bd17a4bed88
copies: split the copies api for "normal" and merge cases (API)
Matt Mackall <mpm@selenic.com>
parents:
14494
diff
changeset
|
695 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
696 |
30186
f7ed5af31242
mergecopies: rename 'ca' to 'base'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30185
diff
changeset
|
697 def mergecopies(repo, c1, c2, base): |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
698 """ |
42118
967c098eed33
copies: move comment about implementation of mergecopies() to end
Martin von Zweigbergk <martinvonz@google.com>
parents:
42115
diff
changeset
|
699 Finds moves and copies between context c1 and c2 that are relevant for |
34078
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
700 merging. 'base' will be used as the merge base. |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
701 |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
702 Copytracing is used in commands like rebase, merge, unshelve, etc to merge |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
703 files that were moved/ copied in one merge parent and modified in another. |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
704 For example: |
33822
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
705 |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
706 o ---> 4 another commit |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
707 | |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
708 | o ---> 3 commit that modifies a.txt |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
709 | / |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
710 o / ---> 2 commit that moves a.txt to b.txt |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
711 |/ |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
712 o ---> 1 merge base |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
713 |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
714 If we try to rebase revision 3 on revision 4, since there is no a.txt in |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
715 revision 4, and if user have copytrace disabled, we prints the following |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
716 message: |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
717 |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
718 ```other changed <file> which local deleted``` |
42ad7cc645a4
copies: add more details to the documentation of mergecopies()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
32640
diff
changeset
|
719 |
44199
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
720 Returns a tuple where: |
16168
7bbabfe25321
copies: add docstring for mergecopies
Matt Mackall <mpm@selenic.com>
parents:
15994
diff
changeset
|
721 |
44199
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
722 "branch_copies" an instance of branch_copies. |
18134
6c35b53cd28b
copies: separate moves via directory renames from explicit copies
Siddharth Agarwal <sid0@fb.com>
parents:
17055
diff
changeset
|
723 |
16168
7bbabfe25321
copies: add docstring for mergecopies
Matt Mackall <mpm@selenic.com>
parents:
15994
diff
changeset
|
724 "diverge" is a mapping of source name -> list of destination names |
7bbabfe25321
copies: add docstring for mergecopies
Matt Mackall <mpm@selenic.com>
parents:
15994
diff
changeset
|
725 for divergent renames. |
16794
98687cdddcb1
merge: warn about file deleted in one branch and renamed in other (issue3074)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
16792
diff
changeset
|
726 |
42118
967c098eed33
copies: move comment about implementation of mergecopies() to end
Martin von Zweigbergk <martinvonz@google.com>
parents:
42115
diff
changeset
|
727 This function calls different copytracing algorithms based on config. |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
728 """ |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
729 # avoid silly behavior for update from empty dir |
6430
a6a66e812c34
copies: teach symmetric difference about working revisions
Matt Mackall <mpm@selenic.com>
parents:
6429
diff
changeset
|
730 if not c1 or not c2 or c1 == c2: |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
731 return branch_copies(), branch_copies(), {} |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
732 |
41752
012f695546aa
copies: respect narrowmatcher in "parent -> working dir" case
Martin von Zweigbergk <martinvonz@google.com>
parents:
41724
diff
changeset
|
733 narrowmatch = c1.repo().narrowmatch() |
012f695546aa
copies: respect narrowmatcher in "parent -> working dir" case
Martin von Zweigbergk <martinvonz@google.com>
parents:
41724
diff
changeset
|
734 |
6646
9eb274d773d9
copies: teach copies about dirstate.copies
Matt Mackall <mpm@selenic.com>
parents:
6431
diff
changeset
|
735 # avoid silly behavior for parent -> working dir |
13878
a8d13ee0ce68
misc: replace .parents()[0] with p1()
Matt Mackall <mpm@selenic.com>
parents:
12683
diff
changeset
|
736 if c2.node() is None and c1.node() == repo.dirstate.p1(): |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
737 return ( |
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
738 branch_copies(_dirstatecopies(repo, narrowmatch)), |
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
739 branch_copies(), |
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
740 {}, |
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
741 ) |
6646
9eb274d773d9
copies: teach copies about dirstate.copies
Matt Mackall <mpm@selenic.com>
parents:
6431
diff
changeset
|
742 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
743 copytracing = repo.ui.config(b'experimental', b'copytrace') |
42225
d8ca7b99fc51
copies: move check for experimental.copytrace==<falsy> earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
42224
diff
changeset
|
744 if stringutil.parsebool(copytracing) is False: |
d8ca7b99fc51
copies: move check for experimental.copytrace==<falsy> earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
42224
diff
changeset
|
745 # stringutil.parsebool() returns None when it is unable to parse the |
d8ca7b99fc51
copies: move check for experimental.copytrace==<falsy> earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
42224
diff
changeset
|
746 # value, so we should rely on making sure copytracing is on such cases |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
747 return branch_copies(), branch_copies(), {} |
34078
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
748 |
42226
a6be3af3a397
copies: ignore heuristics copytracing when using changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
42225
diff
changeset
|
749 if usechangesetcentricalgo(repo): |
a6be3af3a397
copies: ignore heuristics copytracing when using changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
42225
diff
changeset
|
750 # The heuristics don't make sense when we need changeset-centric algos |
a6be3af3a397
copies: ignore heuristics copytracing when using changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
42225
diff
changeset
|
751 return _fullcopytracing(repo, c1, c2, base) |
a6be3af3a397
copies: ignore heuristics copytracing when using changeset-centric algos
Martin von Zweigbergk <martinvonz@google.com>
parents:
42225
diff
changeset
|
752 |
26013
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
753 # Copy trace disabling is explicitly below the node == p1 logic above |
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
754 # because the logic above is required for a simple copy to be kept across a |
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
755 # rebase. |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
756 if copytracing == b'heuristics': |
34366
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
757 # Do full copytracing if only non-public revisions are involved as |
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
758 # that will be fast enough and will also cover the copies which could |
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
759 # be missed by heuristics |
34311
1826d695ad58
copytrace: add a a new config to limit the number of drafts in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34288
diff
changeset
|
760 if _isfullcopytraceable(repo, c1, base): |
34288
fc3b8483c6cb
copytrace: use the full copytracing method if only drafts are involved
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34179
diff
changeset
|
761 return _fullcopytracing(repo, c1, c2, base) |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
762 return _heuristicscopytracing(repo, c1, c2, base) |
34078
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
763 else: |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
764 return _fullcopytracing(repo, c1, c2, base) |
26013
38f92d12357c
copy: add flag for disabling copy tracing
Durham Goode <durham@fb.com>
parents:
25924
diff
changeset
|
765 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
766 |
34311
1826d695ad58
copytrace: add a a new config to limit the number of drafts in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34288
diff
changeset
|
767 def _isfullcopytraceable(repo, c1, base): |
45942
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
768 """Checks that if base, source and destination are all no-public branches, |
34366
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
769 if yes let's use the full copytrace algorithm for increased capabilities |
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
770 since it will be fast enough. |
34516
e79b3611223b
copies: add docs for config `experimental.copytrace.sourcecommitlimit`
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34366
diff
changeset
|
771 |
e79b3611223b
copies: add docs for config `experimental.copytrace.sourcecommitlimit`
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34366
diff
changeset
|
772 `experimental.copytrace.sourcecommitlimit` can be used to set a limit for |
e79b3611223b
copies: add docs for config `experimental.copytrace.sourcecommitlimit`
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34366
diff
changeset
|
773 number of changesets from c1 to base such that if number of changesets are |
e79b3611223b
copies: add docs for config `experimental.copytrace.sourcecommitlimit`
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34366
diff
changeset
|
774 more than the limit, full copytracing algorithm won't be used. |
34288
fc3b8483c6cb
copytrace: use the full copytracing method if only drafts are involved
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34179
diff
changeset
|
775 """ |
34311
1826d695ad58
copytrace: add a a new config to limit the number of drafts in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34288
diff
changeset
|
776 if c1.rev() is None: |
1826d695ad58
copytrace: add a a new config to limit the number of drafts in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34288
diff
changeset
|
777 c1 = c1.p1() |
34366
d00910b286cd
copytrace: use ctx.mutable() instead of adhoc constant of non-public phases
Yuya Nishihara <yuya@tcha.org>
parents:
34348
diff
changeset
|
778 if c1.mutable() and base.mutable(): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
779 sourcecommitlimit = repo.ui.configint( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
780 b'experimental', b'copytrace.sourcecommitlimit' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
781 ) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
782 commits = len(repo.revs(b'%d::%d', base.rev(), c1.rev())) |
34311
1826d695ad58
copytrace: add a a new config to limit the number of drafts in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34288
diff
changeset
|
783 return commits < sourcecommitlimit |
34288
fc3b8483c6cb
copytrace: use the full copytracing method if only drafts are involved
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34179
diff
changeset
|
784 return False |
fc3b8483c6cb
copytrace: use the full copytracing method if only drafts are involved
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34179
diff
changeset
|
785 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
786 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
787 def _checksinglesidecopies( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
788 src, dsts1, m1, m2, mb, c2, base, copy, renamedelete |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
789 ): |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
790 if src not in m2: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
791 # deleted on side 2 |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
792 if src not in m1: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
793 # renamed on side 1, deleted on side 2 |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
794 renamedelete[src] = dsts1 |
44210
d0c3eead515a
copies: fix crash when copy source is not in graft base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44200
diff
changeset
|
795 elif src not in mb: |
d0c3eead515a
copies: fix crash when copy source is not in graft base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44200
diff
changeset
|
796 # Work around the "short-circuit to avoid issues with merge states" |
d0c3eead515a
copies: fix crash when copy source is not in graft base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44200
diff
changeset
|
797 # thing in pathcopies(): pathcopies(x, y) can return a copy where the |
d0c3eead515a
copies: fix crash when copy source is not in graft base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44200
diff
changeset
|
798 # destination doesn't exist in y. |
d0c3eead515a
copies: fix crash when copy source is not in graft base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44200
diff
changeset
|
799 pass |
44909
d452acc8cce8
flags: account for flag change when tracking rename relevant to merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
800 elif mb[src] != m2[src] and not _related(c2[src], base[src]): |
d452acc8cce8
flags: account for flag change when tracking rename relevant to merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
801 return |
d452acc8cce8
flags: account for flag change when tracking rename relevant to merge
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
44276
diff
changeset
|
802 elif mb[src] != m2[src] or mb.flags(src) != m2.flags(src): |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
803 # modified on side 2 |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
804 for dst in dsts1: |
44237
b4057d001760
merge: when rename was made on both sides, use ancestor as merge base
Martin von Zweigbergk <martinvonz@google.com>
parents:
44210
diff
changeset
|
805 copy[dst] = src |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
806 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
807 |
44199
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
808 class branch_copies(object): |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
809 """Information about copies made on one side of a merge/graft. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
810 |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
811 "copy" is a mapping from destination name -> source name, |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
812 where source is in c1 and destination is in c2 or vice-versa. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
813 |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
814 "movewithdir" is a mapping from source name -> destination name, |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
815 where the file at source present in one context but not the other |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
816 needs to be moved to destination by the merge process, because the |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
817 other context moved the directory it is in. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
818 |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
819 "renamedelete" is a mapping of source name -> list of destination |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
820 names for files deleted in c1 that were renamed in c2 or vice-versa. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
821 |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
822 "dirmove" is a mapping of detected source dir -> destination dir renames. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
823 This is needed for handling changes to new files previously grafted into |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
824 renamed directories. |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
825 """ |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
826 |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
827 def __init__( |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
828 self, copy=None, renamedelete=None, dirmove=None, movewithdir=None |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
829 ): |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
830 self.copy = {} if copy is None else copy |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
831 self.renamedelete = {} if renamedelete is None else renamedelete |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
832 self.dirmove = {} if dirmove is None else dirmove |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
833 self.movewithdir = {} if movewithdir is None else movewithdir |
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
834 |
44994
cfd06649a1b8
copies: implement __repr__ on branch_copies for debugging
Martin von Zweigbergk <martinvonz@google.com>
parents:
44940
diff
changeset
|
835 def __repr__(self): |
45942
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
836 return '<branch_copies\n copy=%r\n renamedelete=%r\n dirmove=%r\n movewithdir=%r\n>' % ( |
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
837 self.copy, |
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
838 self.renamedelete, |
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
839 self.dirmove, |
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
840 self.movewithdir, |
44994
cfd06649a1b8
copies: implement __repr__ on branch_copies for debugging
Martin von Zweigbergk <martinvonz@google.com>
parents:
44940
diff
changeset
|
841 ) |
cfd06649a1b8
copies: implement __repr__ on branch_copies for debugging
Martin von Zweigbergk <martinvonz@google.com>
parents:
44940
diff
changeset
|
842 |
44199
7f8bdee0034e
copies: define a type to return from mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
44197
diff
changeset
|
843 |
34078
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
844 def _fullcopytracing(repo, c1, c2, base): |
45942
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
845 """The full copytracing algorithm which finds all the new files that were |
34078
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
846 added from merge base up to the top commit and for each file it checks if |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
847 this file was copied from another file. |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
848 |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
849 This is pretty slow when a lot of changesets are involved but will track all |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
850 the copies. |
b4b196092cc3
copytrace: move the default copytracing algorithm in a new function
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34077
diff
changeset
|
851 """ |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
852 m1 = c1.manifest() |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
853 m2 = c2.manifest() |
30186
f7ed5af31242
mergecopies: rename 'ca' to 'base'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30185
diff
changeset
|
854 mb = base.manifest() |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
855 |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
856 copies1 = pathcopies(base, c1) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
857 copies2 = pathcopies(base, c2) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
858 |
44162
baf3fe2977cc
copies: move early return in mergecopies() earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44093
diff
changeset
|
859 if not (copies1 or copies2): |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
860 return branch_copies(), branch_copies(), {} |
44162
baf3fe2977cc
copies: move early return in mergecopies() earlier
Martin von Zweigbergk <martinvonz@google.com>
parents:
44093
diff
changeset
|
861 |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
862 inversecopies1 = {} |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
863 inversecopies2 = {} |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
864 for dst, src in copies1.items(): |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
865 inversecopies1.setdefault(src, []).append(dst) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
866 for dst, src in copies2.items(): |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
867 inversecopies2.setdefault(src, []).append(dst) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
868 |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
869 copy1 = {} |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
870 copy2 = {} |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
871 diverge = {} |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
872 renamedelete1 = {} |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
873 renamedelete2 = {} |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
874 allsources = set(inversecopies1) | set(inversecopies2) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
875 for src in allsources: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
876 dsts1 = inversecopies1.get(src) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
877 dsts2 = inversecopies2.get(src) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
878 if dsts1 and dsts2: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
879 # copied/renamed on both sides |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
880 if src not in m1 and src not in m2: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
881 # renamed on both sides |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
882 dsts1 = set(dsts1) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
883 dsts2 = set(dsts2) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
884 # If there's some overlap in the rename destinations, we |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
885 # consider it not divergent. For example, if side 1 copies 'a' |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
886 # to 'b' and 'c' and deletes 'a', and side 2 copies 'a' to 'c' |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
887 # and 'd' and deletes 'a'. |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
888 if dsts1 & dsts2: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
889 for dst in dsts1 & dsts2: |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
890 copy1[dst] = src |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
891 copy2[dst] = src |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
892 else: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
893 diverge[src] = sorted(dsts1 | dsts2) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
894 elif src in m1 and src in m2: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
895 # copied on both sides |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
896 dsts1 = set(dsts1) |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
897 dsts2 = set(dsts2) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
898 for dst in dsts1 & dsts2: |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
899 copy1[dst] = src |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
900 copy2[dst] = src |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
901 # TODO: Handle cases where it was renamed on one side and copied |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
902 # on the other side |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
903 elif dsts1: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
904 # copied/renamed only on side 1 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
905 _checksinglesidecopies( |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
906 src, dsts1, m1, m2, mb, c2, base, copy1, renamedelete1 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
907 ) |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
908 elif dsts2: |
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
909 # copied/renamed only on side 2 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
910 _checksinglesidecopies( |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
911 src, dsts2, m2, m1, mb, c1, base, copy2, renamedelete2 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
912 ) |
42222
57203e0210f8
copies: calculate mergecopies() based on pathcopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42210
diff
changeset
|
913 |
26659
df66736a128e
copies: group bothnew with other sets
Matt Mackall <mpm@selenic.com>
parents:
26658
diff
changeset
|
914 # find interesting file sets from manifests |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
915 cache = [] |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
916 |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
917 def _get_addedfiles(idx): |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
918 if not cache: |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
919 addedinm1 = m1.filesnotin(mb, repo.narrowmatch()) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
920 addedinm2 = m2.filesnotin(mb, repo.narrowmatch()) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
921 u1 = sorted(addedinm1 - addedinm2) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
922 u2 = sorted(addedinm2 - addedinm1) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
923 cache.extend((u1, u2)) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
924 return cache[idx] |
42223
d69bc8ffbe6f
copies: inline _computenonoverlap() in mergecopies()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42222
diff
changeset
|
925 |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
926 u1fn = lambda: _get_addedfiles(0) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
927 u2fn = lambda: _get_addedfiles(1) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
928 if repo.ui.debugflag: |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
929 u1 = u1fn() |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
930 u2 = u2fn() |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
931 |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
932 header = b" unmatched files in %s" |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
933 if u1: |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
934 repo.ui.debug( |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
935 b"%s:\n %s\n" % (header % b'local', b"\n ".join(u1)) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
936 ) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
937 if u2: |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
938 repo.ui.debug( |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
939 b"%s:\n %s\n" % (header % b'other', b"\n ".join(u2)) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
940 ) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
941 |
44163
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
942 renamedeleteset = set() |
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
943 divergeset = set() |
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
944 for dsts in diverge.values(): |
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
945 divergeset.update(dsts) |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
946 for dsts in renamedelete1.values(): |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
947 renamedeleteset.update(dsts) |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
948 for dsts in renamedelete2.values(): |
44163
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
949 renamedeleteset.update(dsts) |
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
950 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
951 repo.ui.debug( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
952 b" all copies found (* = to merge, ! = divergent, " |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
953 b"% = renamed and deleted):\n" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
954 ) |
44197
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
955 for side, copies in ((b"local", copies1), (b"remote", copies2)): |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
956 if not copies: |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
957 continue |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
958 repo.ui.debug(b" on %s side:\n" % side) |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
959 for f in sorted(copies): |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
960 note = b"" |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
961 if f in copy1 or f in copy2: |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
962 note += b"*" |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
963 if f in divergeset: |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
964 note += b"!" |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
965 if f in renamedeleteset: |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
966 note += b"%" |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
967 repo.ui.debug( |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
968 b" src: '%s' -> dst: '%s' %s\n" % (copies[f], f, note) |
17e12938f8e7
copies: print debug information about copies per side/branch
Martin von Zweigbergk <martinvonz@google.com>
parents:
44196
diff
changeset
|
969 ) |
44163
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
970 del renamedeleteset |
782e0d9c3b74
copies: avoid calculating debug-only stuff without --debug
Martin von Zweigbergk <martinvonz@google.com>
parents:
44162
diff
changeset
|
971 del divergeset |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
972 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
973 repo.ui.debug(b" checking for directory renames\n") |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
974 |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
975 dirmove1, movewithdir2 = _dir_renames(repo, c1, copy1, copies1, u2fn) |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
976 dirmove2, movewithdir1 = _dir_renames(repo, c2, copy2, copies2, u1fn) |
44164
45192589555c
copies: extract function for finding directory renames
Martin von Zweigbergk <martinvonz@google.com>
parents:
44163
diff
changeset
|
977 |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
978 branch_copies1 = branch_copies(copy1, renamedelete1, dirmove1, movewithdir1) |
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
979 branch_copies2 = branch_copies(copy2, renamedelete2, dirmove2, movewithdir2) |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
980 |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
981 return branch_copies1, branch_copies2, diverge |
44164
45192589555c
copies: extract function for finding directory renames
Martin von Zweigbergk <martinvonz@google.com>
parents:
44163
diff
changeset
|
982 |
45192589555c
copies: extract function for finding directory renames
Martin von Zweigbergk <martinvonz@google.com>
parents:
44163
diff
changeset
|
983 |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
984 def _dir_renames(repo, ctx, copy, fullcopy, addedfilesfn): |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
985 """Finds moved directories and files that should move with them. |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
986 |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
987 ctx: the context for one of the sides |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
988 copy: files copied on the same side (as ctx) |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
989 fullcopy: files copied on the same side (as ctx), including those that |
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
990 merge.manifestmerge() won't care about |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
991 addedfilesfn: function returning added files on the other side (compared to |
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
992 ctx) |
44196
6ca9f45b32b0
copies: make mergecopies() distinguish between copies on each side
Martin von Zweigbergk <martinvonz@google.com>
parents:
44164
diff
changeset
|
993 """ |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
994 # generate a directory move map |
17055
8b7cd9a998f0
copies: re-include root directory in directory rename detection (issue3511)
Matt Mackall <mpm@selenic.com>
parents:
16795
diff
changeset
|
995 invalid = set() |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
996 dirmove = {} |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
997 |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
998 # examine each file copy for a potential directory move, which is |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
999 # when all the files in a directory are moved to a new directory |
43106
d783f945a701
py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
1000 for dst, src in pycompat.iteritems(fullcopy): |
25282
0f28815ef066
copies: switch to using pathutil.dirname
Durham Goode <durham@fb.com>
parents:
24782
diff
changeset
|
1001 dsrc, ddst = pathutil.dirname(src), pathutil.dirname(dst) |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1002 if dsrc in invalid: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1003 # already seen to be uninteresting |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1004 continue |
46011
b9588ff9b66a
copies: avoid materializing a full directory map during copy tracing
Kyle Lippincott <spectral@google.com>
parents:
45986
diff
changeset
|
1005 elif ctx.hasdir(dsrc) and ctx.hasdir(ddst): |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1006 # directory wasn't entirely moved locally |
39263
eebd591803ab
copies: correctly skip directories that have already been considered
Kyle Lippincott <spectral@google.com>
parents:
38670
diff
changeset
|
1007 invalid.add(dsrc) |
eebd591803ab
copies: correctly skip directories that have already been considered
Kyle Lippincott <spectral@google.com>
parents:
38670
diff
changeset
|
1008 elif dsrc in dirmove and dirmove[dsrc] != ddst: |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1009 # files from the same directory moved to two different places |
39263
eebd591803ab
copies: correctly skip directories that have already been considered
Kyle Lippincott <spectral@google.com>
parents:
38670
diff
changeset
|
1010 invalid.add(dsrc) |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1011 else: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1012 # looks good so far |
39263
eebd591803ab
copies: correctly skip directories that have already been considered
Kyle Lippincott <spectral@google.com>
parents:
38670
diff
changeset
|
1013 dirmove[dsrc] = ddst |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1014 |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1015 for i in invalid: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1016 if i in dirmove: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1017 del dirmove[i] |
46011
b9588ff9b66a
copies: avoid materializing a full directory map during copy tracing
Kyle Lippincott <spectral@google.com>
parents:
45986
diff
changeset
|
1018 del invalid |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1019 |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1020 if not dirmove: |
44164
45192589555c
copies: extract function for finding directory renames
Martin von Zweigbergk <martinvonz@google.com>
parents:
44163
diff
changeset
|
1021 return {}, {} |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1022 |
43106
d783f945a701
py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
1023 dirmove = {k + b"/": v + b"/" for k, v in pycompat.iteritems(dirmove)} |
39263
eebd591803ab
copies: correctly skip directories that have already been considered
Kyle Lippincott <spectral@google.com>
parents:
38670
diff
changeset
|
1024 |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1025 for d in dirmove: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1026 repo.ui.debug( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1027 b" discovered dir src: '%s' -> dst: '%s'\n" % (d, dirmove[d]) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1028 ) |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1029 |
30183
0106f93ca1d5
checkcopies: move 'movewithdir' initialisation right before its usage
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30138
diff
changeset
|
1030 movewithdir = {} |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1031 # check unaccounted nonoverlapping files against directory moves |
46109
2f357d053df2
copies: make calculating lazy for dir move detection's "addedfiles"
Kyle Lippincott <spectral@google.com>
parents:
46057
diff
changeset
|
1032 for f in addedfilesfn(): |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1033 if f not in fullcopy: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1034 for d in dirmove: |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1035 if f.startswith(d): |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1036 # new file added in a directory that was moved, move it |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1037 df = dirmove[d] + f[len(d) :] |
6426
e2c49ef2dd6e
copies: don't double-detect items in the directory copy check
Matt Mackall <mpm@selenic.com>
parents:
6425
diff
changeset
|
1038 if df not in copy: |
18134
6c35b53cd28b
copies: separate moves via directory renames from explicit copies
Siddharth Agarwal <sid0@fb.com>
parents:
17055
diff
changeset
|
1039 movewithdir[f] = df |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1040 repo.ui.debug( |
43117
8ff1ecfadcd1
cleanup: join string literals that are already on one line
Martin von Zweigbergk <martinvonz@google.com>
parents:
43106
diff
changeset
|
1041 b" pending file src: '%s' -> dst: '%s'\n" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1042 % (f, df) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1043 ) |
6274
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1044 break |
f3f383efbeae
copies: move findcopies code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1045 |
44164
45192589555c
copies: extract function for finding directory renames
Martin von Zweigbergk <martinvonz@google.com>
parents:
44163
diff
changeset
|
1046 return dirmove, movewithdir |
19178
4327687ca757
copies: refactor checkcopies() into a top level method
Durham Goode <durham@fb.com>
parents:
18899
diff
changeset
|
1047 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1048 |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1049 def _heuristicscopytracing(repo, c1, c2, base): |
45942
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
45892
diff
changeset
|
1050 """Fast copytracing using filename heuristics |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1051 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1052 Assumes that moves or renames are of following two types: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1053 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1054 1) Inside a directory only (same directory name but different filenames) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1055 2) Move from one directory to another |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1056 (same filenames but different directory names) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1057 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1058 Works only when there are no merge commits in the "source branch". |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1059 Source branch is commits from base up to c2 not including base. |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1060 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1061 If merge is involved it fallbacks to _fullcopytracing(). |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1062 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1063 Can be used by setting the following config: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1064 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1065 [experimental] |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1066 copytrace = heuristics |
34846
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1067 |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1068 In some cases the copy/move candidates found by heuristics can be very large |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1069 in number and that will make the algorithm slow. The number of possible |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1070 candidates to check can be limited by using the config |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1071 `experimental.copytrace.movecandidateslimit` which defaults to 100. |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1072 """ |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1073 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1074 if c1.rev() is None: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1075 c1 = c1.p1() |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1076 if c2.rev() is None: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1077 c2 = c2.p1() |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1078 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1079 changedfiles = set() |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1080 m1 = c1.manifest() |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1081 if not repo.revs(b'%d::%d', base.rev(), c2.rev()): |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1082 # If base is not in c2 branch, we switch to fullcopytracing |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1083 repo.ui.debug( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1084 b"switching to full copytracing as base is not " |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1085 b"an ancestor of c2\n" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1086 ) |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1087 return _fullcopytracing(repo, c1, c2, base) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1088 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1089 ctx = c2 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1090 while ctx != base: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1091 if len(ctx.parents()) == 2: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1092 # To keep things simple let's not handle merges |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1093 repo.ui.debug(b"switching to full copytracing because of merges\n") |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1094 return _fullcopytracing(repo, c1, c2, base) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1095 changedfiles.update(ctx.files()) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1096 ctx = ctx.p1() |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1097 |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
1098 copies2 = {} |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1099 cp = _forwardcopies(base, c2) |
43106
d783f945a701
py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
1100 for dst, src in pycompat.iteritems(cp): |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1101 if src in m1: |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
1102 copies2[dst] = src |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1103 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1104 # file is missing if it isn't present in the destination, but is present in |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1105 # the base and present in the source. |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1106 # Presence in the base is important to exclude added files, presence in the |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1107 # source is important to exclude removed files. |
36346
f62369667a7c
py3: use list comprehensions instead of filter where we need to eagerly filter
Augie Fackler <augie@google.com>
parents:
36117
diff
changeset
|
1108 filt = lambda f: f not in m1 and f in base and f in c2 |
f62369667a7c
py3: use list comprehensions instead of filter where we need to eagerly filter
Augie Fackler <augie@google.com>
parents:
36117
diff
changeset
|
1109 missingfiles = [f for f in changedfiles if filt(f)] |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1110 |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
1111 copies1 = {} |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1112 if missingfiles: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1113 basenametofilename = collections.defaultdict(list) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1114 dirnametofilename = collections.defaultdict(list) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1115 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1116 for f in m1.filesnotin(base.manifest()): |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1117 basename = os.path.basename(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1118 dirname = os.path.dirname(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1119 basenametofilename[basename].append(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1120 dirnametofilename[dirname].append(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1121 |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1122 for f in missingfiles: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1123 basename = os.path.basename(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1124 dirname = os.path.dirname(f) |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1125 samebasename = basenametofilename[basename] |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1126 samedirname = dirnametofilename[dirname] |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1127 movecandidates = samebasename + samedirname |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1128 # f is guaranteed to be present in c2, that's why |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1129 # c2.filectx(f) won't fail |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1130 f2 = c2.filectx(f) |
34846
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1131 # we can have a lot of candidates which can slow down the heuristics |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1132 # config value to limit the number of candidates moves to check |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1133 maxcandidates = repo.ui.configint( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1134 b'experimental', b'copytrace.movecandidateslimit' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1135 ) |
34846
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1136 |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1137 if len(movecandidates) > maxcandidates: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1138 repo.ui.status( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1139 _( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1140 b"skipping copytracing for '%s', more " |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1141 b"candidates than the limit: %d\n" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1142 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1143 % (f, len(movecandidates)) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1144 ) |
34846
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1145 continue |
f05a6e015ecc
copies: add a config to limit the number of candidates to check in heuristics
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34787
diff
changeset
|
1146 |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1147 for candidate in movecandidates: |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1148 f1 = c1.filectx(candidate) |
37392
a4f02a17420d
copies: clean up _related logic
Gábor Stefanik <gabor.stefanik@nng.com>
parents:
36346
diff
changeset
|
1149 if _related(f1, f2): |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1150 # if there are a few related copies then we'll merge |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1151 # changes into all of them. This matches the behaviour |
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1152 # of upstream copytracing |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
1153 copies1[candidate] = f |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1154 |
44200
fa9ad1da2e77
merge: start using the per-side copy dicts
Martin von Zweigbergk <martinvonz@google.com>
parents:
44199
diff
changeset
|
1155 return branch_copies(copies1), branch_copies(copies2), {} |
34179
036d47d7cf39
copytrace: move fast heuristic copytracing algorithm to core
Pulkit Goyal <7895pulkit@gmail.com>
parents:
34078
diff
changeset
|
1156 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1157 |
37392
a4f02a17420d
copies: clean up _related logic
Gábor Stefanik <gabor.stefanik@nng.com>
parents:
36346
diff
changeset
|
1158 def _related(f1, f2): |
30138
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1159 """return True if f1 and f2 filectx have a common ancestor |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1160 |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1161 Walk back to common ancestor to see if the two files originate |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1162 from the same file. Since workingfilectx's rev() is None it messes |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1163 up the integer comparison logic, hence the pre-step check for |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1164 None (f1 and f2 can only be workingfilectx's initially). |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1165 """ |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1166 |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1167 if f1 == f2: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1168 return True # a match |
30138
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1169 |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1170 g1, g2 = f1.ancestors(), f2.ancestors() |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1171 try: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1172 f1r, f2r = f1.linkrev(), f2.linkrev() |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1173 |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1174 if f1r is None: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1175 f1 = next(g1) |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1176 if f2r is None: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1177 f2 = next(g2) |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1178 |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1179 while True: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1180 f1r, f2r = f1.linkrev(), f2.linkrev() |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1181 if f1r > f2r: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1182 f1 = next(g1) |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1183 elif f2r > f1r: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1184 f2 = next(g2) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1185 else: # f1 and f2 point to files in the same linkrev |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1186 return f1 == f2 # true if they point to the same file |
30138
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1187 except StopIteration: |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1188 return False |
733fb9f7bc92
checkcopies: extract the '_related' closure
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30137
diff
changeset
|
1189 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
43020
diff
changeset
|
1190 |
44092
833210fbd900
graftcopies: remove `skip` and `repo` arguments
Martin von Zweigbergk <martinvonz@google.com>
parents:
44091
diff
changeset
|
1191 def graftcopies(wctx, ctx, base): |
44093
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1192 """reproduce copies between base and ctx in the wctx |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1193 |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1194 Unlike mergecopies(), this function will only consider copies between base |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1195 and ctx; it will ignore copies between base and wctx. Also unlike |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1196 mergecopies(), this function will apply copies to the working copy (instead |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1197 of just returning information about the copies). That makes it cheaper |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1198 (especially in the common case of base==ctx.p1()) and useful also when |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1199 experimental.copytrace=off. |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1200 |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1201 merge.update() will have already marked most copies, but it will only |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1202 mark copies if it thinks the source files are related (see |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1203 merge._related()). It will also not mark copies if the file wasn't modified |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1204 on the local side. This function adds the copies that were "missed" |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1205 by merge.update(). |
06e7e7652ac0
graftcopies: document why the function is useful at all
Martin von Zweigbergk <martinvonz@google.com>
parents:
44092
diff
changeset
|
1206 """ |
44091
3df0bd706c40
graftcopies: use _filter() for filtering out invalid copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
44090
diff
changeset
|
1207 new_copies = pathcopies(base, ctx) |
3df0bd706c40
graftcopies: use _filter() for filtering out invalid copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
44090
diff
changeset
|
1208 _filter(wctx.p1(), wctx, new_copies) |
3df0bd706c40
graftcopies: use _filter() for filtering out invalid copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
44090
diff
changeset
|
1209 for dst, src in pycompat.iteritems(new_copies): |
3df0bd706c40
graftcopies: use _filter() for filtering out invalid copies
Martin von Zweigbergk <martinvonz@google.com>
parents:
44090
diff
changeset
|
1210 wctx[dst].markcopied(src) |