Mercurial > hg
annotate mercurial/tags.py @ 31710:510267cf6c58
tags: extract tags computation from fnodes into its own function
I'm about to introduce code that needs to perform such computation on
"arbitrary" nodes. The logic is extracted into its own function for reuse.
author | Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
---|---|
date | Tue, 28 Mar 2017 06:08:12 +0200 |
parents | c34c170b25f3 |
children | 472d726c1afd |
rev | line source |
---|---|
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
1 # tags.py - read tag info from local repository |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
2 # |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
3 # Copyright 2009 Matt Mackall <mpm@selenic.com> |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
4 # Copyright 2009 Greg Ward <greg@gerg.ca> |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
5 # |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
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. |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
8 |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
9 # Currently this module only deals with reading and caching tags. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
10 # Eventually, it could take care of updating (adding/removing/moving) |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
11 # tags too. |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
12 |
25982
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
13 from __future__ import absolute_import |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
14 |
14038
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
15 import errno |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
16 |
25982
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
17 from .node import ( |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
18 bin, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
19 hex, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
20 nullid, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
21 short, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
22 ) |
31668
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
23 from .i18n import _ |
25982
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
24 from . import ( |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
25 encoding, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
26 error, |
31668
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
27 match as matchmod, |
31025
6cf2857526c7
scmutil: proxy revrange() through repo to break import cycles
Yuya Nishihara <yuya@tcha.org>
parents:
30975
diff
changeset
|
28 scmutil, |
25982
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
29 util, |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
30 ) |
b2f3f185e458
tags: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25660
diff
changeset
|
31 |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
32 # Tags computation can be expensive and caches exist to make it fast in |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
33 # the common case. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
34 # |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
35 # The "hgtagsfnodes1" cache file caches the .hgtags filenode values for |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
36 # each revision in the repository. The file is effectively an array of |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
37 # fixed length records. Read the docs for "hgtagsfnodescache" for technical |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
38 # details. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
39 # |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
40 # The .hgtags filenode cache grows in proportion to the length of the |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
41 # changelog. The file is truncated when the # changelog is stripped. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
42 # |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
43 # The purpose of the filenode cache is to avoid the most expensive part |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
44 # of finding global tags, which is looking up the .hgtags filenode in the |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
45 # manifest for each head. This can take dozens or over 100ms for |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
46 # repositories with very large manifests. Multiplied by dozens or even |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
47 # hundreds of heads and there is a significant performance concern. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
48 # |
24762
1062663808ce
tags: write a separate tags cache file for unfiltered repos
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24761
diff
changeset
|
49 # There also exist a separate cache file for each repository filter. |
1062663808ce
tags: write a separate tags cache file for unfiltered repos
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24761
diff
changeset
|
50 # These "tags-*" files store information about the history of tags. |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
51 # |
24762
1062663808ce
tags: write a separate tags cache file for unfiltered repos
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24761
diff
changeset
|
52 # The tags cache files consists of a cache validation line followed by |
1062663808ce
tags: write a separate tags cache file for unfiltered repos
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24761
diff
changeset
|
53 # a history of tags. |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
54 # |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
55 # The cache validation line has the format: |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
56 # |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
57 # <tiprev> <tipnode> [<filteredhash>] |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
58 # |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
59 # <tiprev> is an integer revision and <tipnode> is a 40 character hex |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
60 # node for that changeset. These redundantly identify the repository |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
61 # tip from the time the cache was written. In addition, <filteredhash>, |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
62 # if present, is a 40 character hex hash of the contents of the filtered |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
63 # revisions for this filter. If the set of filtered revs changes, the |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
64 # hash will change and invalidate the cache. |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
65 # |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
66 # The history part of the tags cache consists of lines of the form: |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
67 # |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
68 # <node> <tag> |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
69 # |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
70 # (This format is identical to that of .hgtags files.) |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
71 # |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
72 # <tag> is the tag name and <node> is the 40 character hex changeset |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
73 # the tag is associated with. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
74 # |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
75 # Tags are written sorted by tag name. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
76 # |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
77 # Tags associated with multiple changesets have an entry for each changeset. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
78 # The most recent changeset (in terms of revlog ordering for the head |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
79 # setting it) for each tag is last. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
80 |
31706
63d4deda1b31
tags: do not feed dictionaries to 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31705
diff
changeset
|
81 def findglobaltags(ui, repo): |
31709
c34c170b25f3
tags: only return 'alltags' in 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31708
diff
changeset
|
82 '''Find global tags in a repo: return a tagsmap |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
83 |
31709
c34c170b25f3
tags: only return 'alltags' in 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31708
diff
changeset
|
84 tagsmap: tag name to (node, hist) 2-tuples. |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
85 |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
86 The tags cache is read and updated as a side-effect of calling. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
87 ''' |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
88 (heads, tagfnode, valid, cachetags, shouldwrite) = _readtagcache(ui, repo) |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
89 if cachetags is not None: |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
90 assert not shouldwrite |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
91 # XXX is this really 100% correct? are there oddball special |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
92 # cases where a global tag should outrank a local tag but won't, |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
93 # because cachetags does not contain rank info? |
31710
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
94 alltags = {} |
31709
c34c170b25f3
tags: only return 'alltags' in 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31708
diff
changeset
|
95 _updatetags(cachetags, alltags) |
c34c170b25f3
tags: only return 'alltags' in 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31708
diff
changeset
|
96 return alltags |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
97 |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
98 seen = set() # set of fnode |
31710
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
99 fnodes = [] |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
100 for head in reversed(heads): # oldest to newest |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
101 assert head in repo.changelog.nodemap, \ |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
102 "tag cache returned bogus head %s" % short(head) |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
103 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
104 fnode = tagfnode.get(head) |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
105 if fnode and fnode not in seen: |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
106 seen.add(fnode) |
31710
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
107 fnodes.append(fnode) |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
108 |
31710
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
109 alltags = _tagsfromfnodes(ui, repo, fnodes) |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
110 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
111 # and update the cache (if necessary) |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
112 if shouldwrite: |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
113 _writetagcache(ui, repo, valid, alltags) |
31709
c34c170b25f3
tags: only return 'alltags' in 'findglobaltags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31708
diff
changeset
|
114 return alltags |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
115 |
31710
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
116 def _tagsfromfnodes(ui, repo, fnodes): |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
117 """return a tagsmap from a list of file-node |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
118 |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
119 tagsmap: tag name to (node, hist) 2-tuples. |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
120 |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
121 The order of the list matters.""" |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
122 alltags = {} |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
123 fctx = None |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
124 for fnode in fnodes: |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
125 if fctx is None: |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
126 fctx = repo.filectx('.hgtags', fileid=fnode) |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
127 else: |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
128 fctx = fctx.filectx(fnode) |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
129 filetags = _readtags(ui, repo, fctx.data().splitlines(), fctx) |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
130 _updatetags(filetags, alltags) |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
131 return alltags |
510267cf6c58
tags: extract tags computation from fnodes into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31709
diff
changeset
|
132 |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
133 def readlocaltags(ui, repo, alltags, tagtypes): |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
134 '''Read local tags in repo. Update alltags and tagtypes.''' |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
135 try: |
23877
7cc77030c557
localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
23139
diff
changeset
|
136 data = repo.vfs.read("localtags") |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25381
diff
changeset
|
137 except IOError as inst: |
14038
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
138 if inst.errno != errno.ENOENT: |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
139 raise |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
140 return |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
141 |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
142 # localtags is in the local encoding; re-encode to UTF-8 on |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
143 # input for consistency with the rest of this module. |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
144 filetags = _readtags( |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
145 ui, repo, data.splitlines(), "localtags", |
0e6f622f31ca
tags: loosen IOError filtering when reading localtags
Idan Kamara <idankk86@gmail.com>
parents:
14020
diff
changeset
|
146 recode=encoding.fromlocal) |
21823
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
147 |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
148 # remove tags pointing to invalid nodes |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
149 cl = repo.changelog |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
150 for t in filetags.keys(): |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
151 try: |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
152 cl.rev(filetags[t][0]) |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
153 except (LookupError, ValueError): |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
154 del filetags[t] |
925d1bb9a971
repoview: do not crash when localtags refers to non existing revisions
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21030
diff
changeset
|
155 |
31707
9cd640e5c1ba
tags: reorder argument of '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31706
diff
changeset
|
156 _updatetags(filetags, alltags, 'local', tagtypes) |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
157 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
158 def _readtaghist(ui, repo, lines, fn, recode=None, calcnodelines=False): |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
159 '''Read tag definitions from a file (or any source of lines). |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
160 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
161 This function returns two sortdicts with similar information: |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
162 |
23139
e53f6b72a0e4
spelling: fixes from proofreading of spell checker issues
Mads Kiilerich <madski@unity3d.com>
parents:
21892
diff
changeset
|
163 - the first dict, bintaghist, contains the tag information as expected by |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
164 the _readtags function, i.e. a mapping from tag name to (node, hist): |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
165 - node is the node id from the last line read for that name, |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
166 - hist is the list of node ids previously associated with it (in file |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
167 order). All node ids are binary, not hex. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
168 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
169 - the second dict, hextaglines, is a mapping from tag name to a list of |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
170 [hexnode, line number] pairs, ordered from the oldest to the newest node. |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
171 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
172 When calcnodelines is False the hextaglines dict is not calculated (an |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
173 empty dict is returned). This is done to improve this function's |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
174 performance in cases where the line numbers are not needed. |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
175 ''' |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
176 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
177 bintaghist = util.sortdict() |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
178 hextaglines = util.sortdict() |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
179 count = 0 |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
180 |
29038
a9dd92c48a1c
tags: silence cache parsing errors
Matt Mackall <mpm@selenic.com>
parents:
26945
diff
changeset
|
181 def dbg(msg): |
a9dd92c48a1c
tags: silence cache parsing errors
Matt Mackall <mpm@selenic.com>
parents:
26945
diff
changeset
|
182 ui.debug("%s, line %s: %s\n" % (fn, count, msg)) |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
183 |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
184 for nline, line in enumerate(lines): |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
185 count += 1 |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
186 if not line: |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
187 continue |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
188 try: |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
189 (nodehex, name) = line.split(" ", 1) |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
190 except ValueError: |
29038
a9dd92c48a1c
tags: silence cache parsing errors
Matt Mackall <mpm@selenic.com>
parents:
26945
diff
changeset
|
191 dbg("cannot parse entry") |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
192 continue |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
193 name = name.strip() |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
194 if recode: |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
195 name = recode(name) |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
196 try: |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
197 nodebin = bin(nodehex) |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
198 except TypeError: |
29038
a9dd92c48a1c
tags: silence cache parsing errors
Matt Mackall <mpm@selenic.com>
parents:
26945
diff
changeset
|
199 dbg("node '%s' is not well formed" % nodehex) |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
200 continue |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
201 |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
202 # update filetags |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
203 if calcnodelines: |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
204 # map tag name to a list of line numbers |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
205 if name not in hextaglines: |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
206 hextaglines[name] = [] |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
207 hextaglines[name].append([nodehex, nline]) |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
208 continue |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
209 # map tag name to (node, hist) |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
210 if name not in bintaghist: |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
211 bintaghist[name] = [] |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
212 bintaghist[name].append(nodebin) |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
213 return bintaghist, hextaglines |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
214 |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
215 def _readtags(ui, repo, lines, fn, recode=None, calcnodelines=False): |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
216 '''Read tag definitions from a file (or any source of lines). |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
217 |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
218 Returns a mapping from tag name to (node, hist). |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
219 |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
220 "node" is the node id from the last line read for that name. "hist" |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
221 is the list of node ids previously associated with it (in file order). |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
222 All node ids are binary, not hex. |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
223 ''' |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
224 filetags, nodelines = _readtaghist(ui, repo, lines, fn, recode=recode, |
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
225 calcnodelines=calcnodelines) |
26945
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
226 # util.sortdict().__setitem__ is much slower at replacing then inserting |
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
227 # new entries. The difference can matter if there are thousands of tags. |
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
228 # Create a new sortdict to avoid the performance penalty. |
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
229 newtags = util.sortdict() |
21892
89cdebc31cda
tags: introduce _readtaghist function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21832
diff
changeset
|
230 for tag, taghist in filetags.items(): |
26945
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
231 newtags[tag] = (taghist[-1], taghist[:-1]) |
8a256cee72c8
tags: create new sortdict for performance reasons
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25982
diff
changeset
|
232 return newtags |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
233 |
31708
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
234 def _updatetags(filetags, alltags, tagtype=None, tagtypes=None): |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
235 """Incorporate the tag info read from one file into dictionnaries |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
236 |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
237 The first one, 'alltags', is a "tagmaps" (see 'findglobaltags' for details). |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
238 |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
239 The second one, 'tagtypes', is optional and will be updated to track the |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
240 "tagtype" of entries in the tagmaps. When set, the 'tagtype' argument also |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
241 needs to be set.""" |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
242 if tagtype is None: |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
243 assert tagtypes is None |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
244 |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
245 for name, nodehist in filetags.iteritems(): |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
246 if name not in alltags: |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
247 alltags[name] = nodehist |
31708
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
248 if tagtype is not None: |
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
249 tagtypes[name] = tagtype |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
250 continue |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
251 |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
252 # we prefer alltags[name] if: |
17424
e7cfe3587ea4
fix trivial spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17256
diff
changeset
|
253 # it supersedes us OR |
e7cfe3587ea4
fix trivial spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17256
diff
changeset
|
254 # mutual supersedes and it has a higher rank |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
255 # otherwise we win because we're tip-most |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
256 anode, ahist = nodehist |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
257 bnode, bhist = alltags[name] |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
258 if (bnode != anode and anode in bhist and |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
259 (bnode not in ahist or len(bhist) > len(ahist))): |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
260 anode = bnode |
31708
d0e7c70f14b7
tags: make argument 'tagtype' optional in '_updatetags'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31707
diff
changeset
|
261 elif tagtype is not None: |
19108
cb95716da5fe
tags: update tag type only if tag node is updated (issue3911)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17424
diff
changeset
|
262 tagtypes[name] = tagtype |
9149
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
263 ahist.extend([n for n in bhist if n not in ahist]) |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
264 alltags[name] = anode, ahist |
abb7d4d43a5f
Factor tags module out of localrepo (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
diff
changeset
|
265 |
24737
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
266 def _filename(repo): |
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
267 """name of a tagcache file for a given repo or repoview""" |
24762
1062663808ce
tags: write a separate tags cache file for unfiltered repos
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24761
diff
changeset
|
268 filename = 'cache/tags2' |
24737
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
269 if repo.filtername: |
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
270 filename = '%s-%s' % (filename, repo.filtername) |
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
271 return filename |
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
272 |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
273 def _readtagcache(ui, repo): |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
274 '''Read the tag cache. |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
275 |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
276 Returns a tuple (heads, fnodes, validinfo, cachetags, shouldwrite). |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
277 |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
278 If the cache is completely up-to-date, "cachetags" is a dict of the |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
279 form returned by _readtags() and "heads", "fnodes", and "validinfo" are |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
280 None and "shouldwrite" is False. |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
281 |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
282 If the cache is not up to date, "cachetags" is None. "heads" is a list |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
283 of all heads currently in the repository, ordered from tip to oldest. |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
284 "validinfo" is a tuple describing cache validation info. This is used |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
285 when writing the tags cache. "fnodes" is a mapping from head to .hgtags |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
286 filenode. "shouldwrite" is True. |
24445
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
287 |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
288 If the cache is not up to date, the caller is responsible for reading tag |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
289 info from each returned head. (See findglobaltags().) |
c71edbafe603
tags: improve documentation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24143
diff
changeset
|
290 ''' |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
291 try: |
24737
b061a2049662
tags: have a different cache file per filter level
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24735
diff
changeset
|
292 cachefile = repo.vfs(_filename(repo), 'r') |
11066
26abd91d9e84
static-http: mimic more closely localrepo (issue2164: allow clone -r )
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
10263
diff
changeset
|
293 # force reading the file for static-http |
26abd91d9e84
static-http: mimic more closely localrepo (issue2164: allow clone -r )
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
10263
diff
changeset
|
294 cachelines = iter(cachefile) |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
295 except IOError: |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
296 cachefile = None |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
297 |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
298 cacherev = None |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
299 cachenode = None |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
300 cachehash = None |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
301 if cachefile: |
12758
2d754eae430c
tags: do not fail if tags.cache is corrupted (issue2444)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
11352
diff
changeset
|
302 try: |
29216
ead25aa27a43
py3: convert to next() function
timeless <timeless@mozdev.org>
parents:
29039
diff
changeset
|
303 validline = next(cachelines) |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
304 validline = validline.split() |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
305 cacherev = int(validline[0]) |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
306 cachenode = bin(validline[1]) |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
307 if len(validline) > 2: |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
308 cachehash = bin(validline[2]) |
14020
98f79a5c3086
tags: catch more corruption during cache parsing (issue2779)
Matt Mackall <mpm@selenic.com>
parents:
13341
diff
changeset
|
309 except Exception: |
24759
d082c6ef9ec3
tags: don't read .hgtags fnodes from tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24737
diff
changeset
|
310 # corruption of the cache, just recompute it. |
d082c6ef9ec3
tags: don't read .hgtags fnodes from tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24737
diff
changeset
|
311 pass |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
312 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
313 tipnode = repo.changelog.tip() |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
314 tiprev = len(repo.changelog) - 1 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
315 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
316 # Case 1 (common): tip is the same, so nothing has changed. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
317 # (Unchanged tip trivially means no changesets have been added. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
318 # But, thanks to localrepository.destroyed(), it also means none |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
319 # have been destroyed by strip or rollback.) |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
320 if (cacherev == tiprev |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
321 and cachenode == tipnode |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
322 and cachehash == scmutil.filteredhash(repo, tiprev)): |
11066
26abd91d9e84
static-http: mimic more closely localrepo (issue2164: allow clone -r )
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
10263
diff
changeset
|
323 tags = _readtags(ui, repo, cachelines, cachefile.name) |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
324 cachefile.close() |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
325 return (None, None, None, tags, False) |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
326 if cachefile: |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
327 cachefile.close() # ignore rest of file |
9312
c5f0825c1dbb
kill trailing whitespace
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
9152
diff
changeset
|
328 |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
329 valid = (tiprev, tipnode, scmutil.filteredhash(repo, tiprev)) |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
330 |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
331 repoheads = repo.heads() |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
332 # Case 2 (uncommon): empty repo; get out quickly and don't bother |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
333 # writing an empty cache. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
334 if repoheads == [nullid]: |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
335 return ([], {}, valid, {}, False) |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
336 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
337 # Case 3 (uncommon): cache file missing or empty. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
338 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
339 # Case 4 (uncommon): tip rev decreased. This should only happen |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
340 # when we're called from localrepository.destroyed(). Refresh the |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
341 # cache so future invocations will not see disappeared heads in the |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
342 # cache. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
343 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
344 # Case 5 (common): tip has changed, so we've added/replaced heads. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
345 |
11352
b19067ee4507
tags: remove inactive debugging code.
Greg Ward <greg-hg@gerg.ca>
parents:
11351
diff
changeset
|
346 # As it happens, the code to handle cases 3, 4, 5 is the same. |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
347 |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
348 # N.B. in case 4 (nodes destroyed), "new head" really means "newly |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
349 # exposed". |
16730
dd4ce44ff53c
tags: short-circuit if no tags have ever been committed
Bryan O'Sullivan <bryano@fb.com>
parents:
16589
diff
changeset
|
350 if not len(repo.file('.hgtags')): |
dd4ce44ff53c
tags: short-circuit if no tags have ever been committed
Bryan O'Sullivan <bryano@fb.com>
parents:
16589
diff
changeset
|
351 # No tags have ever been committed, so we can avoid a |
dd4ce44ff53c
tags: short-circuit if no tags have ever been committed
Bryan O'Sullivan <bryano@fb.com>
parents:
16589
diff
changeset
|
352 # potentially expensive search. |
24761
61a6d83280d3
tags: return empty list of heads for no .hgtags case
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24760
diff
changeset
|
353 return ([], {}, valid, None, True) |
16730
dd4ce44ff53c
tags: short-circuit if no tags have ever been committed
Bryan O'Sullivan <bryano@fb.com>
parents:
16589
diff
changeset
|
354 |
21030
9ea132aee96c
tags: log events related to tags cache
Gregory Szorc <gregory.szorc@gmail.com>
parents:
19646
diff
changeset
|
355 |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
356 # Now we have to lookup the .hgtags filenode for every new head. |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
357 # This is the most expensive part of finding tags, so performance |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
358 # depends primarily on the size of newheads. Worst case: no cache |
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
359 # file, so newheads == repoheads. |
31705
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
360 cachefnode = _getfnodes(ui, repo, repoheads) |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
361 |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
362 # Caller has to iterate over all heads, but can use the filenodes in |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
363 # cachefnode to get to each .hgtags revision quickly. |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
364 return (repoheads, cachefnode, valid, None, True) |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
365 |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
366 def _getfnodes(ui, repo, nodes): |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
367 """return .hgtags fnodes for a list of changeset nodes |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
368 |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
369 Return value is a {node: fnode} mapping. There will be no entry for nodes |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
370 without a '.hgtags' file. |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
371 """ |
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
372 starttime = util.timer() |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
373 fnodescache = hgtagsfnodescache(repo.unfiltered()) |
24759
d082c6ef9ec3
tags: don't read .hgtags fnodes from tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24737
diff
changeset
|
374 cachefnode = {} |
31705
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
375 for head in reversed(nodes): |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
376 fnode = fnodescache.getfnode(head) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
377 if fnode != nullid: |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
378 cachefnode[head] = fnode |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
379 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
380 fnodescache.write() |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
381 |
30975
22fbca1d11ed
mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents:
29216
diff
changeset
|
382 duration = util.timer() - starttime |
21030
9ea132aee96c
tags: log events related to tags cache
Gregory Szorc <gregory.szorc@gmail.com>
parents:
19646
diff
changeset
|
383 ui.log('tagscache', |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
384 '%d/%d cache hits/lookups in %0.4f ' |
21030
9ea132aee96c
tags: log events related to tags cache
Gregory Szorc <gregory.szorc@gmail.com>
parents:
19646
diff
changeset
|
385 'seconds\n', |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
386 fnodescache.hitcount, fnodescache.lookupcount, duration) |
31705
5eb4d206202b
tags: extract fnode retrieval into its own function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31669
diff
changeset
|
387 return cachefnode |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
388 |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
389 def _writetagcache(ui, repo, valid, cachetags): |
24763
a698e088ad29
tags: explicitly log which tags cache file is being written
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24762
diff
changeset
|
390 filename = _filename(repo) |
9366
9ff178e7b627
tags: don't crash if unable to write tag cache
Greg Ward <greg-hg@gerg.ca>
parents:
9312
diff
changeset
|
391 try: |
24763
a698e088ad29
tags: explicitly log which tags cache file is being written
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24762
diff
changeset
|
392 cachefile = repo.vfs(filename, 'w', atomictemp=True) |
9366
9ff178e7b627
tags: don't crash if unable to write tag cache
Greg Ward <greg-hg@gerg.ca>
parents:
9312
diff
changeset
|
393 except (OSError, IOError): |
9ff178e7b627
tags: don't crash if unable to write tag cache
Greg Ward <greg-hg@gerg.ca>
parents:
9312
diff
changeset
|
394 return |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
395 |
24763
a698e088ad29
tags: explicitly log which tags cache file is being written
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24762
diff
changeset
|
396 ui.log('tagscache', 'writing .hg/%s with %d tags\n', |
a698e088ad29
tags: explicitly log which tags cache file is being written
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24762
diff
changeset
|
397 filename, len(cachetags)) |
21030
9ea132aee96c
tags: log events related to tags cache
Gregory Szorc <gregory.szorc@gmail.com>
parents:
19646
diff
changeset
|
398 |
24760
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
399 if valid[2]: |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
400 cachefile.write('%d %s %s\n' % (valid[0], hex(valid[1]), hex(valid[2]))) |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
401 else: |
410f3856196f
tags: change format of tags cache files
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24759
diff
changeset
|
402 cachefile.write('%d %s\n' % (valid[0], hex(valid[1]))) |
9151
f528d1a93491
tags: implement persistent tag caching (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
9149
diff
changeset
|
403 |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
404 # Tag names in the cache are in UTF-8 -- which is the whole reason |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
405 # we keep them in UTF-8 throughout this module. If we converted |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
406 # them local encoding on input, we would lose info writing them to |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
407 # the cache. |
24143
7b09dbbbd502
tags: write tags cache deterministically
Gregory Szorc <gregory.szorc@gmail.com>
parents:
23877
diff
changeset
|
408 for (name, (node, hist)) in sorted(cachetags.iteritems()): |
19646
335a558f81dc
tags: write tag overwriting history also into tag cache file (issue3911)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
19108
diff
changeset
|
409 for n in hist: |
335a558f81dc
tags: write tag overwriting history also into tag cache file (issue3911)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
19108
diff
changeset
|
410 cachefile.write("%s %s\n" % (hex(n), name)) |
9152
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
411 cachefile.write("%s %s\n" % (hex(node), name)) |
4017291c4c48
tags: support 'instant' tag retrieval (issue548)
Greg Ward <greg-hg@gerg.ca>
parents:
9151
diff
changeset
|
412 |
14662
2b30124c7d8a
tags: don't allow environment errors to be raised from _writetagscache
Steve Borho <steve@borho.org>
parents:
14168
diff
changeset
|
413 try: |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
14662
diff
changeset
|
414 cachefile.close() |
14662
2b30124c7d8a
tags: don't allow environment errors to be raised from _writetagscache
Steve Borho <steve@borho.org>
parents:
14168
diff
changeset
|
415 except (OSError, IOError): |
2b30124c7d8a
tags: don't allow environment errors to be raised from _writetagscache
Steve Borho <steve@borho.org>
parents:
14168
diff
changeset
|
416 pass |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
417 |
31669
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
418 def tag(repo, names, node, message, local, user, date, editor=False): |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
419 '''tag a revision with one or more symbolic names. |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
420 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
421 names is a list of strings or, when adding a single tag, names may be a |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
422 string. |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
423 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
424 if local is True, the tags are stored in a per-repository file. |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
425 otherwise, they are stored in the .hgtags file, and a new |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
426 changeset is committed with the change. |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
427 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
428 keyword arguments: |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
429 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
430 local: whether to store tags in non-version-controlled file |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
431 (default False) |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
432 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
433 message: commit message to use if committing |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
434 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
435 user: name of user to use if committing |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
436 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
437 date: date tuple to use if committing''' |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
438 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
439 if not local: |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
440 m = matchmod.exact(repo.root, '', ['.hgtags']) |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
441 if any(repo.status(match=m, unknown=True, ignored=True)): |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
442 raise error.Abort(_('working copy of .hgtags is changed'), |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
443 hint=_('please commit .hgtags manually')) |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
444 |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
445 repo.tags() # instantiate the cache |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
446 _tag(repo.unfiltered(), names, node, message, local, user, date, |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
447 editor=editor) |
a719f3315366
tags: move 'repo.tag' in the 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31668
diff
changeset
|
448 |
31668
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
449 def _tag(repo, names, node, message, local, user, date, extra=None, |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
450 editor=False): |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
451 if isinstance(names, str): |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
452 names = (names,) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
453 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
454 branches = repo.branchmap() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
455 for name in names: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
456 repo.hook('pretag', throw=True, node=hex(node), tag=name, |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
457 local=local) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
458 if name in branches: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
459 repo.ui.warn(_("warning: tag %s conflicts with existing" |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
460 " branch name\n") % name) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
461 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
462 def writetags(fp, names, munge, prevtags): |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
463 fp.seek(0, 2) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
464 if prevtags and prevtags[-1] != '\n': |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
465 fp.write('\n') |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
466 for name in names: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
467 if munge: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
468 m = munge(name) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
469 else: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
470 m = name |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
471 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
472 if (repo._tagscache.tagtypes and |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
473 name in repo._tagscache.tagtypes): |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
474 old = repo.tags().get(name, nullid) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
475 fp.write('%s %s\n' % (hex(old), m)) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
476 fp.write('%s %s\n' % (hex(node), m)) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
477 fp.close() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
478 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
479 prevtags = '' |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
480 if local: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
481 try: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
482 fp = repo.vfs('localtags', 'r+') |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
483 except IOError: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
484 fp = repo.vfs('localtags', 'a') |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
485 else: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
486 prevtags = fp.read() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
487 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
488 # local tags are stored in the current charset |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
489 writetags(fp, names, None, prevtags) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
490 for name in names: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
491 repo.hook('tag', node=hex(node), tag=name, local=local) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
492 return |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
493 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
494 try: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
495 fp = repo.wvfs('.hgtags', 'rb+') |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
496 except IOError as e: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
497 if e.errno != errno.ENOENT: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
498 raise |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
499 fp = repo.wvfs('.hgtags', 'ab') |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
500 else: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
501 prevtags = fp.read() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
502 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
503 # committed tags are stored in UTF-8 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
504 writetags(fp, names, encoding.fromlocal, prevtags) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
505 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
506 fp.close() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
507 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
508 repo.invalidatecaches() |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
509 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
510 if '.hgtags' not in repo.dirstate: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
511 repo[None].add(['.hgtags']) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
512 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
513 m = matchmod.exact(repo.root, '', ['.hgtags']) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
514 tagnode = repo.commit(message, user, date, extra=extra, match=m, |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
515 editor=editor) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
516 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
517 for name in names: |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
518 repo.hook('tag', node=hex(node), tag=name, local=local) |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
519 |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
520 return tagnode |
7d0459706716
tags: move '_tags' from 'repo' to 'tags' module
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31360
diff
changeset
|
521 |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
522 _fnodescachefile = 'cache/hgtagsfnodes1' |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
523 _fnodesrecsize = 4 + 20 # changeset fragment + filenode |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
524 _fnodesmissingrec = '\xff' * 24 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
525 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
526 class hgtagsfnodescache(object): |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
527 """Persistent cache mapping revisions to .hgtags filenodes. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
528 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
529 The cache is an array of records. Each item in the array corresponds to |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
530 a changelog revision. Values in the array contain the first 4 bytes of |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
531 the node hash and the 20 bytes .hgtags filenode for that revision. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
532 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
533 The first 4 bytes are present as a form of verification. Repository |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
534 stripping and rewriting may change the node at a numeric revision in the |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
535 changelog. The changeset fragment serves as a verifier to detect |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
536 rewriting. This logic is shared with the rev branch cache (see |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
537 branchmap.py). |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
538 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
539 The instance holds in memory the full cache content but entries are |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
540 only parsed on read. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
541 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
542 Instances behave like lists. ``c[i]`` works where i is a rev or |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
543 changeset node. Missing indexes are populated automatically on access. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
544 """ |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
545 def __init__(self, repo): |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
546 assert repo.filtername is None |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
547 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
548 self._repo = repo |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
549 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
550 # Only for reporting purposes. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
551 self.lookupcount = 0 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
552 self.hitcount = 0 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
553 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
554 |
29039
e3055b46ed1b
tags: silence hgtagsfnodes reading failures
Matt Mackall <mpm@selenic.com>
parents:
29038
diff
changeset
|
555 try: |
e3055b46ed1b
tags: silence hgtagsfnodes reading failures
Matt Mackall <mpm@selenic.com>
parents:
29038
diff
changeset
|
556 data = repo.vfs.read(_fnodescachefile) |
e3055b46ed1b
tags: silence hgtagsfnodes reading failures
Matt Mackall <mpm@selenic.com>
parents:
29038
diff
changeset
|
557 except (OSError, IOError): |
e3055b46ed1b
tags: silence hgtagsfnodes reading failures
Matt Mackall <mpm@selenic.com>
parents:
29038
diff
changeset
|
558 data = "" |
31346
2a18e9e6ca43
py3: use bytearray() instead of array('c', ...) constructions
Augie Fackler <augie@google.com>
parents:
31025
diff
changeset
|
559 self._raw = bytearray(data) |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
560 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
561 # The end state of self._raw is an array that is of the exact length |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
562 # required to hold a record for every revision in the repository. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
563 # We truncate or extend the array as necessary. self._dirtyoffset is |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
564 # defined to be the start offset at which we need to write the output |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
565 # file. This offset is also adjusted when new entries are calculated |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
566 # for array members. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
567 cllen = len(repo.changelog) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
568 wantedlen = cllen * _fnodesrecsize |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
569 rawlen = len(self._raw) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
570 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
571 self._dirtyoffset = None |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
572 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
573 if rawlen < wantedlen: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
574 self._dirtyoffset = rawlen |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
575 self._raw.extend('\xff' * (wantedlen - rawlen)) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
576 elif rawlen > wantedlen: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
577 # There's no easy way to truncate array instances. This seems |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
578 # slightly less evil than copying a potentially large array slice. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
579 for i in range(rawlen - wantedlen): |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
580 self._raw.pop() |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
581 self._dirtyoffset = len(self._raw) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
582 |
25380
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
583 def getfnode(self, node, computemissing=True): |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
584 """Obtain the filenode of the .hgtags file at a specified revision. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
585 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
586 If the value is in the cache, the entry will be validated and returned. |
25380
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
587 Otherwise, the filenode will be computed and returned unless |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
588 "computemissing" is False, in which case None will be returned without |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
589 any potentially expensive computation being performed. |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
590 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
591 If an .hgtags does not exist at the specified revision, nullid is |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
592 returned. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
593 """ |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
594 ctx = self._repo[node] |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
595 rev = ctx.rev() |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
596 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
597 self.lookupcount += 1 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
598 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
599 offset = rev * _fnodesrecsize |
31346
2a18e9e6ca43
py3: use bytearray() instead of array('c', ...) constructions
Augie Fackler <augie@google.com>
parents:
31025
diff
changeset
|
600 record = '%s' % self._raw[offset:offset + _fnodesrecsize] |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
601 properprefix = node[0:4] |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
602 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
603 # Validate and return existing entry. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
604 if record != _fnodesmissingrec: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
605 fileprefix = record[0:4] |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
606 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
607 if fileprefix == properprefix: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
608 self.hitcount += 1 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
609 return record[4:] |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
610 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
611 # Fall through. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
612 |
25380
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
613 # If we get here, the entry is either missing or invalid. |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
614 |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
615 if not computemissing: |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
616 return None |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
617 |
eaa456c5e699
tags: support reading tags cache without populating
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25087
diff
changeset
|
618 # Populate missing entry. |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
619 try: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
620 fnode = ctx.filenode('.hgtags') |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
621 except error.LookupError: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
622 # No .hgtags file on this revision. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
623 fnode = nullid |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
624 |
25381
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
625 self._writeentry(offset, properprefix, fnode) |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
626 return fnode |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
627 |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
628 def setfnode(self, node, fnode): |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
629 """Set the .hgtags filenode for a given changeset.""" |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
630 assert len(fnode) == 20 |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
631 ctx = self._repo[node] |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
632 |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
633 # Do a lookup first to avoid writing if nothing has changed. |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
634 if self.getfnode(ctx.node(), computemissing=False) == fnode: |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
635 return |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
636 |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
637 self._writeentry(ctx.rev() * _fnodesrecsize, node[0:4], fnode) |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
638 |
47edeff19139
tags: support setting hgtags fnodes cache entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25380
diff
changeset
|
639 def _writeentry(self, offset, prefix, fnode): |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
640 # Slices on array instances only accept other array. |
31346
2a18e9e6ca43
py3: use bytearray() instead of array('c', ...) constructions
Augie Fackler <augie@google.com>
parents:
31025
diff
changeset
|
641 entry = bytearray(prefix + fnode) |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
642 self._raw[offset:offset + _fnodesrecsize] = entry |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
643 # self._dirtyoffset could be None. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
644 self._dirtyoffset = min(self._dirtyoffset, offset) or 0 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
645 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
646 def write(self): |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
647 """Perform all necessary writes to cache file. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
648 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
649 This may no-op if no writes are needed or if a write lock could |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
650 not be obtained. |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
651 """ |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
652 if self._dirtyoffset is None: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
653 return |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
654 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
655 data = self._raw[self._dirtyoffset:] |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
656 if not data: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
657 return |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
658 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
659 repo = self._repo |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
660 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
661 try: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
662 lock = repo.wlock(wait=False) |
24806
61aea11fb83d
tags: do not abort if failed to write lock file to save cache
Yuya Nishihara <yuya@tcha.org>
parents:
24763
diff
changeset
|
663 except error.LockError: |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
664 repo.ui.log('tagscache', |
24806
61aea11fb83d
tags: do not abort if failed to write lock file to save cache
Yuya Nishihara <yuya@tcha.org>
parents:
24763
diff
changeset
|
665 'not writing .hg/%s because lock cannot be acquired\n' % |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
666 (_fnodescachefile)) |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
667 return |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
668 |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
669 try: |
25087
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
670 f = repo.vfs.open(_fnodescachefile, 'ab') |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
671 try: |
25087
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
672 # if the file has been truncated |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
673 actualoffset = f.tell() |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
674 if actualoffset < self._dirtyoffset: |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
675 self._dirtyoffset = actualoffset |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
676 data = self._raw[self._dirtyoffset:] |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
677 f.seek(self._dirtyoffset) |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
678 f.truncate() |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
679 repo.ui.log('tagscache', |
25087
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
680 'writing %d bytes to %s\n' % ( |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
681 len(data), _fnodescachefile)) |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
682 f.write(data) |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
683 self._dirtyoffset = None |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
684 finally: |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
685 f.close() |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25381
diff
changeset
|
686 except (IOError, OSError) as inst: |
25087
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
687 repo.ui.log('tagscache', |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
688 "couldn't write %s: %s\n" % ( |
559f24e3957d
tags: use try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
24806
diff
changeset
|
689 _fnodescachefile, inst)) |
24735
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
690 finally: |
07200e3332a1
tags: extract .hgtags filenodes cache to a standalone file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24532
diff
changeset
|
691 lock.release() |