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annotate en/examples/data/check_whitespace.py @ 133:1e013fbe35f7

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Lots of filename related content. A little more command reference
work.

Added a script to make sure commands are exhaustively documented.
author Bryan O'Sullivan <bos@serpentine.com>
date Fri Dec 29 17:54:14 2006 -0800 (2006-12-29)
parents 18210d46491f
children
rev   line source
bos@44 1 #!/usr/bin/python
bos@44 2
bos@49 3 import re
bos@44 4
bos@49 5 def trailing_whitespace(difflines):
bos@49 6 added, linenum, header = [], 0, False
bos@44 7
bos@49 8 for line in difflines:
bos@49 9 if header:
bos@65 10 # remember the name of the file that this diff affects
bos@65 11 m = re.match(r'(?:---|\+\+\+) ([^\t]+)', line)
bos@65 12 if m and m.group(1) != '/dev/null':
bos@65 13 filename = m.group(1).split('/', 1)[-1]
bos@49 14 if line.startswith('+++ '):
bos@49 15 header = False
bos@49 16 continue
bos@49 17 if line.startswith('diff '):
bos@49 18 header = True
bos@49 19 continue
bos@49 20 # hunk header - save the line number
bos@65 21 m = re.match(r'@@ -\d+,\d+ \+(\d+),', line)
bos@49 22 if m:
bos@49 23 linenum = int(m.group(1))
bos@49 24 continue
bos@49 25 # hunk body - check for an added line with trailing whitespace
bos@49 26 m = re.match(r'\+.*\s$', line)
bos@49 27 if m:
bos@49 28 added.append((filename, linenum))
bos@49 29 if line and line[0] in ' +':
bos@49 30 linenum += 1
bos@49 31 return added
bos@44 32
bos@49 33 if __name__ == '__main__':
bos@49 34 import os, sys
bos@49 35
bos@49 36 added = trailing_whitespace(os.popen('hg export tip'))
bos@49 37 if added:
bos@49 38 for filename, linenum in added:
bos@49 39 print >> sys.stderr, ('%s, line %d: trailing whitespace added' %
bos@49 40 (filename, linenum))
bos@49 41 # save the commit message so we don't need to retype it
bos@49 42 os.system('hg tip --template "{desc}" > .hg/commit.save')
bos@49 43 print >> sys.stderr, 'commit message saved to .hg/commit.save'
bos@49 44 sys.exit(1)