Mercurial > public > mercurial-scm > hg-stable
diff mercurial/minifileset.py @ 38904:899b4c74209c
fileset: combine union of basic patterns into single matcher
This appears to improve query performance in a big repository than I thought.
Writing less Python in a hot loop, faster computation we gain.
$ hg files --cwd mozilla-central --time 'set:a* + b* + c* + d* + e*'
(orig) time: real 0.670 secs (user 0.640+0.000 sys 0.030+0.000)
(new) time: real 0.210 secs (user 0.180+0.000 sys 0.020+0.000)
| author | Yuya Nishihara <yuya@tcha.org> |
|---|---|
| date | Sat, 21 Jul 2018 17:19:12 +0900 |
| parents | 7e7e2b2ff284 |
| children | e79a69af1593 |
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--- a/mercurial/minifileset.py Sat Jul 21 17:13:34 2018 +0900 +++ b/mercurial/minifileset.py Sat Jul 21 17:19:12 2018 +0900 @@ -40,7 +40,7 @@ return f raise error.ParseError(_("unsupported file pattern: %s") % name, hint=_('paths must be prefixed with "path:"')) - elif op == 'or': + elif op in {'or', 'patterns'}: funcs = [_compile(x) for x in tree[1:]] return lambda n, s: any(f(n, s) for f in funcs) elif op == 'and':