# HG changeset patch
# User Lucas Moscovicz <lmoscovicz@fb.com>
# Date 1394070125 28800
# Node ID a4d587c6e3dd142cd1a8d5713e161aca28e3f825
# Parent  7d83c3b6e8d960e02c59bb6140b0ef60f4794fdc
localrepo: changed revs to use spanset instead of baseset

Performance benchmarking:

$ time hg log -qf -l1
...

real  0m1.420s
user  0m1.249s
sys 0m0.167s

$ time ~/local/hg/hg log -qf -l1
...

real  0m0.719s
user  0m0.614s
sys 0m0.103s

diff -r 7d83c3b6e8d9 -r a4d587c6e3dd mercurial/localrepo.py
--- a/mercurial/localrepo.py	Wed Mar 05 09:31:05 2014 +0000
+++ b/mercurial/localrepo.py	Wed Mar 05 17:42:05 2014 -0800
@@ -428,7 +428,7 @@
         '''Return a list of revisions matching the given revset'''
         expr = revset.formatspec(expr, *args)
         m = revset.match(None, expr)
-        return revset.baseset([r for r in m(self, revset.baseset(self))])
+        return m(self, revset.spanset(self))
 
     def set(self, expr, *args):
         '''