updatehook branch: add kwexpander and updatekw modules WARNING: Do not use this branch for production! Update hook changes to working directory are detected by hg. The only /hook/ to escape hg's attention seems to be pretxcommit. And that probably only due to bug. Kept branch for archiving purposes.

# $Hg: hgkwencode.py,v$

import re, sys

def kwencode():
    '''Truncates keywords in IO stream.'''

    re_kwtrunc = re.compile(r'([$]Hg: .+?,v) [a-z0-9]{12} [^$]+? \$')
    sys.stdout.write(re_kwtrunc.sub(r'\1$', sys.stdin.read()))