Mercurial > hg > mercurial-crew-with-dirclash

annotate mercurial/ignore.py @ 4610:b43f17691ae6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
dirstate: move ignore to its own file
author Matt Mackall <mpm@selenic.com>
date Mon, 18 Jun 2007 13:24:34 -0500
parents
children ac97e065cfc7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4610
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
1 # ignore.py - ignored file handling for mercurial
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
2 #
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
3 # Copyright 2007 Matt Mackall <mpm@selenic.com>
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
4 #
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
5 # This software may be used and distributed according to the terms
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
6 # of the GNU General Public License, incorporated herein by reference.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
7
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
8 from i18n import _
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
9 import util
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
10
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
11 def _parselines(fp):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
12 for line in fp:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
13 if not line.endswith('\n'):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
14 line += '\n'
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
15 escape = False
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
16 for i in xrange(len(line)):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
17 if escape: escape = False
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
18 elif line[i] == '\\': escape = True
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
19 elif line[i] == '#': break
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
20 line = line[:i].rstrip()
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
21 if line:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
22 yield line
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
23
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
24 def ignore(root, files, warn):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
25 '''return the contents of .hgignore files as a list of patterns.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
26
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
27 the files parsed for patterns include:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
28 .hgignore in the repository root
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
29 any additional files specified in the [ui] section of ~/.hgrc
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
30
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
31 trailing white space is dropped.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
32 the escape character is backslash.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
33 comments start with #.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
34 empty lines are skipped.
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
35
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
36 lines can be of the following formats:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
37
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
38 syntax: regexp # defaults following lines to non-rooted regexps
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
39 syntax: glob # defaults following lines to non-rooted globs
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
40 re:pattern # non-rooted regular expression
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
41 glob:pattern # non-rooted glob
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
42 pattern # pattern of the current default type'''
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
43
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
44 syntaxes = {'re': 'relre:', 'regexp': 'relre:', 'glob': 'relglob:'}
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
45 pats = {}
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
46 for f in files:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
47 try:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
48 pats[f] = []
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
49 fp = open(f)
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
50 syntax = 'relre:'
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
51 for line in _parselines(fp):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
52 if line.startswith('syntax:'):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
53 s = line[7:].strip()
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
54 try:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
55 syntax = syntaxes[s]
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
56 except KeyError:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
57 warn(_("%s: ignoring invalid syntax '%s'\n") % (f, s))
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
58 continue
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
59 pat = syntax + line
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
60 for s in syntaxes.values():
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
61 if line.startswith(s):
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
62 pat = line
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
63 break
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
64 pats[f].append(pat)
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
65 except IOError, inst:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
66 if f != files[0]:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
67 warn(_("skipping unreadable ignore file '%s': %s\n") %
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
68 (f, inst.strerror))
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
69
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
70 allpats = []
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
71 [allpats.extend(patlist) for patlist in pats.values()]
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
72 if not allpats:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
73 return util.never
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
74
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
75 try:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
76 files, ignorefunc, anypats = (
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
77 util.matcher(root, inc=allpats, src='.hgignore'))
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
78 except util.Abort:
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
79 # Re-raise an exception where the src is the right file
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
80 for f, patlist in pats.items():
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
81 files, ignorefunc, anypats = (
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
82 util.matcher(root, inc=patlist, src=f))
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
83
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
84 return ignorefunc
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
85
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
86
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
87 '''default match function used by dirstate and
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
88 localrepository. this honours the repository .hgignore file
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
89 and any other files specified in the [ui] section of .hgrc.'''
b43f17691ae6 dirstate: move ignore to its own file
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
90