Mercurial > hg > mercurial-crew-with-dirclash
diff mercurial/commands.py @ 4877:242026115e6a
hg grep: handle re.compile errors & update tests/test-grep
author | Giorgos Keramidas <keramida@ceid.upatras.gr> |
---|---|
date | Mon, 09 Jul 2007 17:41:14 +0300 |
parents | 9858477ed74c |
children | da8640113b5a be5dc5e3ab2d |
line wrap: on
line diff
--- a/mercurial/commands.py +++ b/mercurial/commands.py @@ -1092,7 +1092,11 @@ def grep(ui, repo, pattern, *pats, **opt reflags = 0 if opts['ignore_case']: reflags |= re.I - regexp = re.compile(pattern, reflags) + try: + regexp = re.compile(pattern, reflags) + except Exception, inst: + ui.warn(_("grep: invalid match pattern: %s!\n") % inst) + return None sep, eol = ':', '\n' if opts['print0']: sep = eol = '\0'