# HG changeset patch
# User Idan Kamara <idankk86@gmail.com>
# Date 1302887264 -10800
# Node ID e44ebd2a142aa6920b33fc9f21c20e2516424cbd
# Parent  f4e4faa92939d213543ad85fa650ad54bc2b4f04
revset: optimize stringset when subset == entire repo

if range(len(repo)) is passed to stringset and x is a valid rev
(checked before) then x is guaranteed to be in subset, we can check
for that by comparing the lengths of the sets

diff -r f4e4faa92939 -r e44ebd2a142a mercurial/revset.py
--- a/mercurial/revset.py	Thu Apr 14 10:00:15 2011 +0200
+++ b/mercurial/revset.py	Fri Apr 15 20:07:44 2011 +0300
@@ -123,7 +123,7 @@
     x = repo[x].rev()
     if x == -1 and len(subset) == len(repo):
         return [-1]
-    if x in subset:
+    if len(subset) == len(repo) or x in subset:
         return [x]
     return []