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b06100dbed
In preparation for adding 'include:' rule support to match.py, let's move the pattern file reader function to match.py
65 lines
1.9 KiB
Python
65 lines
1.9 KiB
Python
# ignore.py - ignored file handling for mercurial
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#
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# Copyright 2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from i18n import _
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import util, match
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def readpats(root, files, warn):
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'''return a dict mapping ignore-file-name to list-of-patterns'''
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pats = {}
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for f in files:
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if f in pats:
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continue
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try:
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pats[f] = match.readpatternfile(f, warn)
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except IOError, inst:
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warn(_("skipping unreadable ignore file '%s': %s\n") %
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(f, inst.strerror))
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return [(f, pats[f]) for f in files if f in pats]
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def ignore(root, files, warn):
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'''return matcher covering patterns in 'files'.
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the files parsed for patterns include:
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.hgignore in the repository root
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any additional files specified in the [ui] section of ~/.hgrc
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trailing white space is dropped.
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the escape character is backslash.
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comments start with #.
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empty lines are skipped.
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lines can be of the following formats:
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syntax: regexp # defaults following lines to non-rooted regexps
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syntax: glob # defaults following lines to non-rooted globs
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re:pattern # non-rooted regular expression
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glob:pattern # non-rooted glob
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pattern # pattern of the current default type'''
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pats = readpats(root, files, warn)
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allpats = []
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for f, patlist in pats:
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allpats.extend(patlist)
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if not allpats:
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return util.never
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try:
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ignorefunc = match.match(root, '', [], allpats)
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except util.Abort:
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# Re-raise an exception where the src is the right file
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for f, patlist in pats:
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try:
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match.match(root, '', [], patlist)
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except util.Abort, inst:
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raise util.Abort('%s: %s' % (f, inst[0]))
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return ignorefunc
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