[PATCH 5 of 5] dirstate: cache util.normcase while constructing the foldmap
Siddharth Agarwal
sid0 at fb.com
Sat Oct 4 03:23:27 UTC 2014
# HG changeset patch
# User Siddharth Agarwal <sid0 at fb.com>
# Date 1412387289 25200
# Fri Oct 03 18:48:09 2014 -0700
# Node ID 65b511b986e729b7d4c099d5189615973f179965
# Parent ceee117160a138ef2896111ae699fc74d9048088
dirstate: cache util.normcase while constructing the foldmap
This is a small win on OS X. hg perfdirstatefoldmap:
before: wall 0.406886 comb 0.410000 user 0.390000 sys 0.020000 (best of 25)
after: wall 0.395550 comb 0.390000 user 0.380000 sys 0.010000 (best of 25)
diff --git a/mercurial/dirstate.py b/mercurial/dirstate.py
--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -84,11 +84,12 @@
@propertycache
def _foldmap(self):
f = {}
+ normcase = util.normcase
for name, s in self._map.iteritems():
if s[0] != 'r':
- f[util.normcase(name)] = name
+ f[normcase(name)] = name
for name in self._dirs:
- f[util.normcase(name)] = name
+ f[normcase(name)] = name
f['.'] = '.' # prevents useless util.fspath() invocation
return f
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