Mercurial > hg
annotate mercurial/config.py @ 17644:9ae073f10572
histedit: fold in memory
Update the folding code to works in memory instead of applying patches on the
working directory. This is cleaner, faster and prepare the removal of the whole
patching logic.
This new collapse function will probably move into core sooner or later. A lot
of other rewriting operation may benefit from it.
author | Pierre-Yves David <pierre-yves.david@logilab.fr> |
---|---|
date | Fri, 21 Sep 2012 19:24:31 +0200 |
parents | 31f32a96e1e3 |
children | 7d82ad4b3727 |
rev | line source |
---|---|
8229
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
1 # config.py - configuration parsing for Mercurial |
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
2 # |
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
3 # Copyright 2009 Matt Mackall <mpm@selenic.com> and others |
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
4 # |
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
8229
ddf3d6656e7c
config: add copyright and license header
Martin Geisler <mg@lazybytes.net>
parents:
8222
diff
changeset
|
7 |
8144 | 8 from i18n import _ |
11224
f23f87462c18
config: expand hgrc %include paths
Chad Dombrova <chadrik@gmail.com>
parents:
10295
diff
changeset
|
9 import error, util |
16944
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
10 import os, errno |
8144 | 11 |
12 class sortdict(dict): | |
8184
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
13 'a simple sorted dictionary' |
8144 | 14 def __init__(self, data=None): |
15 self._list = [] | |
16 if data: | |
17 self.update(data) | |
18 def copy(self): | |
19 return sortdict(self) | |
20 def __setitem__(self, key, val): | |
21 if key in self: | |
22 self._list.remove(key) | |
23 self._list.append(key) | |
24 dict.__setitem__(self, key, val) | |
25 def __iter__(self): | |
26 return self._list.__iter__() | |
27 def update(self, src): | |
28 for k in src: | |
29 self[k] = src[k] | |
14696
5fb3cb7266e5
config.sortdict: override clear method
Sune Foldager <cryo@cyanite.org>
parents:
14659
diff
changeset
|
30 def clear(self): |
5fb3cb7266e5
config.sortdict: override clear method
Sune Foldager <cryo@cyanite.org>
parents:
14659
diff
changeset
|
31 dict.clear(self) |
5fb3cb7266e5
config.sortdict: override clear method
Sune Foldager <cryo@cyanite.org>
parents:
14659
diff
changeset
|
32 self._list = [] |
8144 | 33 def items(self): |
8222
d30a21594812
more whitespace cleanup and some other style nits
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
8198
diff
changeset
|
34 return [(k, self[k]) for k in self._list] |
8184
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
35 def __delitem__(self, key): |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
36 dict.__delitem__(self, key) |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
37 self._list.remove(key) |
16865
a6543fdcf869
config: make sortdict keys() and iterkeys() methods respect the item order
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
16348
diff
changeset
|
38 def keys(self): |
a6543fdcf869
config: make sortdict keys() and iterkeys() methods respect the item order
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
16348
diff
changeset
|
39 return self._list |
a6543fdcf869
config: make sortdict keys() and iterkeys() methods respect the item order
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
16348
diff
changeset
|
40 def iterkeys(self): |
a6543fdcf869
config: make sortdict keys() and iterkeys() methods respect the item order
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
16348
diff
changeset
|
41 return self._list.__iter__() |
8144 | 42 |
8186
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
43 class config(object): |
8144 | 44 def __init__(self, data=None): |
45 self._data = {} | |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
46 self._source = {} |
8144 | 47 if data: |
48 for k in data._data: | |
49 self._data[k] = data[k].copy() | |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
50 self._source = data._source.copy() |
8144 | 51 def copy(self): |
52 return config(self) | |
53 def __contains__(self, section): | |
54 return section in self._data | |
8186
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
55 def __getitem__(self, section): |
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
56 return self._data.get(section, {}) |
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
57 def __iter__(self): |
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
58 for d in self.sections(): |
6a0018cdb2fe
config: add some helper methods
Matt Mackall <mpm@selenic.com>
parents:
8185
diff
changeset
|
59 yield d |
8193
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
60 def update(self, src): |
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
61 for s in src: |
8144 | 62 if s not in self: |
63 self._data[s] = sortdict() | |
8193
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
64 self._data[s].update(src._data[s]) |
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
65 self._source.update(src._source) |
8144 | 66 def get(self, section, item, default=None): |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
67 return self._data.get(section, {}).get(item, default) |
15919
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
68 |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
69 def backup(self, section, item): |
17527 | 70 """return a tuple allowing restore to reinstall a previous value |
15919
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
71 |
17530 | 72 The main reason we need it is because it handles the "no data" case. |
15919
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
73 """ |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
74 try: |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
75 value = self._data[section][item] |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
76 source = self.source(section, item) |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
77 return (section, item, value, source) |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
78 except KeyError: |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
79 return (section, item) |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
80 |
8198
cf9accffd0b3
config: getsource -> source
Matt Mackall <mpm@selenic.com>
parents:
8193
diff
changeset
|
81 def source(self, section, item): |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
82 return self._source.get((section, item), "") |
8144 | 83 def sections(self): |
84 return sorted(self._data.keys()) | |
85 def items(self, section): | |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
86 return self._data.get(section, {}).items() |
8144 | 87 def set(self, section, item, value, source=""): |
88 if section not in self: | |
89 self._data[section] = sortdict() | |
8185
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
90 self._data[section][item] = value |
dc10a7a3f1d4
config: split source data out into separate map
Matt Mackall <mpm@selenic.com>
parents:
8184
diff
changeset
|
91 self._source[(section, item)] = source |
8144 | 92 |
15919
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
93 def restore(self, data): |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
94 """restore data returned by self.backup""" |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
95 if len(data) == 4: |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
96 # restore old data |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
97 section, item, value, source = data |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
98 self._data[section][item] = value |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
99 self._source[(section, item)] = source |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
100 else: |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
101 # no data before, remove everything |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
102 section, item = data |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
103 if section in self._data: |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
104 del self._data[section][item] |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
105 self._source.pop((section, item), None) |
69e792cf7851
config: have a way to backup and restore value in config
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14696
diff
changeset
|
106 |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
107 def parse(self, src, data, sections=None, remap=None, include=None): |
16944
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
108 sectionre = util.compilere(r'\[([^\[]+)\]') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
109 itemre = util.compilere(r'([^=\s][^=]*?)\s*=\s*(.*\S|)') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
110 contre = util.compilere(r'\s+(\S|\S.*\S)\s*$') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
111 emptyre = util.compilere(r'(;|#|\s*$)') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
112 commentre = util.compilere(r'(;|#)') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
113 unsetre = util.compilere(r'%unset\s+(\S+)') |
5d3d77b3c512
config: use util.compilere to compile regexps
Bryan O'Sullivan <bryano@fb.com>
parents:
16865
diff
changeset
|
114 includere = util.compilere(r'%include\s+(\S|\S.*\S)\s*$') |
8144 | 115 section = "" |
116 item = None | |
117 line = 0 | |
9339
9be91129c96e
config: improve code readability
Andrey <py4fun@gmail.com>
parents:
9136
diff
changeset
|
118 cont = False |
8180 | 119 |
9136
31177742f54a
for calls expecting bool args, pass bool instead of int
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8312
diff
changeset
|
120 for l in data.splitlines(True): |
8144 | 121 line += 1 |
16348
f350021ee32e
config: discard UTF-8 BOM if found
Matt Mackall <mpm@selenic.com>
parents:
15919
diff
changeset
|
122 if line == 1 and l.startswith('\xef\xbb\xbf'): |
f350021ee32e
config: discard UTF-8 BOM if found
Matt Mackall <mpm@selenic.com>
parents:
15919
diff
changeset
|
123 # Someone set us up the BOM |
f350021ee32e
config: discard UTF-8 BOM if found
Matt Mackall <mpm@selenic.com>
parents:
15919
diff
changeset
|
124 l = l[3:] |
8144 | 125 if cont: |
14642
fdcdb221a922
config: handle comment lines in continuations (issue2854)
Matt Mackall <mpm@selenic.com>
parents:
14486
diff
changeset
|
126 if commentre.match(l): |
fdcdb221a922
config: handle comment lines in continuations (issue2854)
Matt Mackall <mpm@selenic.com>
parents:
14486
diff
changeset
|
127 continue |
8144 | 128 m = contre.match(l) |
129 if m: | |
8193
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
130 if sections and section not in sections: |
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
131 continue |
8144 | 132 v = self.get(section, item) + "\n" + m.group(1) |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
133 self.set(section, item, v, "%s:%d" % (src, line)) |
8144 | 134 continue |
135 item = None | |
9469
7f0f882af23d
config: abort on indented non-continuation lines (issue1829)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8312
diff
changeset
|
136 cont = False |
8183
2858ab754995
config: allow including other config files
Matt Mackall <mpm@selenic.com>
parents:
8180
diff
changeset
|
137 m = includere.match(l) |
2858ab754995
config: allow including other config files
Matt Mackall <mpm@selenic.com>
parents:
8180
diff
changeset
|
138 if m: |
11224
f23f87462c18
config: expand hgrc %include paths
Chad Dombrova <chadrik@gmail.com>
parents:
10295
diff
changeset
|
139 inc = util.expandpath(m.group(1)) |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
140 base = os.path.dirname(src) |
8183
2858ab754995
config: allow including other config files
Matt Mackall <mpm@selenic.com>
parents:
8180
diff
changeset
|
141 inc = os.path.normpath(os.path.join(base, inc)) |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
142 if include: |
10042
7cdd2a7db2c2
config: raise ConfigError on non-existing include files
Martin Geisler <mg@lazybytes.net>
parents:
9471
diff
changeset
|
143 try: |
7cdd2a7db2c2
config: raise ConfigError on non-existing include files
Martin Geisler <mg@lazybytes.net>
parents:
9471
diff
changeset
|
144 include(inc, remap=remap, sections=sections) |
7cdd2a7db2c2
config: raise ConfigError on non-existing include files
Martin Geisler <mg@lazybytes.net>
parents:
9471
diff
changeset
|
145 except IOError, inst: |
14486
4e3eda05189b
config: ignore include errors for nonexistent files
Matt Mackall <mpm@selenic.com>
parents:
13664
diff
changeset
|
146 if inst.errno != errno.ENOENT: |
4e3eda05189b
config: ignore include errors for nonexistent files
Matt Mackall <mpm@selenic.com>
parents:
13664
diff
changeset
|
147 raise error.ParseError(_("cannot include %s (%s)") |
4e3eda05189b
config: ignore include errors for nonexistent files
Matt Mackall <mpm@selenic.com>
parents:
13664
diff
changeset
|
148 % (inc, inst.strerror), |
4e3eda05189b
config: ignore include errors for nonexistent files
Matt Mackall <mpm@selenic.com>
parents:
13664
diff
changeset
|
149 "%s:%s" % (src, line)) |
8183
2858ab754995
config: allow including other config files
Matt Mackall <mpm@selenic.com>
parents:
8180
diff
changeset
|
150 continue |
8144 | 151 if emptyre.match(l): |
152 continue | |
153 m = sectionre.match(l) | |
154 if m: | |
155 section = m.group(1) | |
8298
9542f4c3fa1b
config: make remap actually work
Matt Mackall <mpm@selenic.com>
parents:
8265
diff
changeset
|
156 if remap: |
9542f4c3fa1b
config: make remap actually work
Matt Mackall <mpm@selenic.com>
parents:
8265
diff
changeset
|
157 section = remap.get(section, section) |
8144 | 158 if section not in self: |
159 self._data[section] = sortdict() | |
160 continue | |
161 m = itemre.match(l) | |
162 if m: | |
163 item = m.group(1) | |
9339
9be91129c96e
config: improve code readability
Andrey <py4fun@gmail.com>
parents:
9136
diff
changeset
|
164 cont = True |
8193
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
165 if sections and section not in sections: |
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
166 continue |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
167 self.set(section, item, m.group(2), "%s:%d" % (src, line)) |
8144 | 168 continue |
8184
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
169 m = unsetre.match(l) |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
170 if m: |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
171 name = m.group(1) |
8193
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
172 if sections and section not in sections: |
94246e90081e
config: add section filter to read
Matt Mackall <mpm@selenic.com>
parents:
8192
diff
changeset
|
173 continue |
13031
3da456d0c885
code style: prefer 'is' and 'is not' tests with singletons
Martin Geisler <mg@aragost.com>
parents:
11292
diff
changeset
|
174 if self.get(section, name) is not None: |
8184
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
175 del self._data[section][name] |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
176 continue |
9189afe1eba3
config: add %unset name support
Matt Mackall <mpm@selenic.com>
parents:
8183
diff
changeset
|
177 |
11288
2123aad24d56
error: add new ParseError for various parsing errors
Matt Mackall <mpm@selenic.com>
parents:
11224
diff
changeset
|
178 raise error.ParseError(l.rstrip(), ("%s:%s" % (src, line))) |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
179 |
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
180 def read(self, path, fp=None, sections=None, remap=None): |
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
181 if not fp: |
13664
53db4e2026ab
config: use util.posixfile
Adrian Buehlmann <adrian@cadifra.com>
parents:
13031
diff
changeset
|
182 fp = util.posixfile(path) |
8265
52c5be55af82
config: add parse interface
Matt Mackall <mpm@selenic.com>
parents:
8263
diff
changeset
|
183 self.parse(path, fp.read(), sections, remap, self.read) |