[PATCH] localrepo: use set for tag_disallowed

[Simon Heimberg]

# HG changeset patch
# User Simon Heimberg <simohe at besonet.ch>
# Date 1241402310 -7200
# Node ID bafd1242ab8f8afe2e5ede2769c08feefbeca759
# Parent  8b73db9fece2d936f9cc694c59a7206ff0829f2d
localrepo: use set for tag_disallowed

diff -r 8b73db9fece2 -r bafd1242ab8f mercurial/localrepo.py
--- a/mercurial/localrepo.py	Mon Mai 04 03:49:57 2009 +0200
+++ b/mercurial/localrepo.py	Mon Mai 04 03:58:30 2009 +0200
@@ -127,7 +127,7 @@
     def hook(self, name, throw=False, **args):
         return hook.hook(self.ui, self, name, throw, **args)
 
-    tag_disallowed = ':\r\n'
+    tag_disallowed = set(':\r\n')
 
     def _tag(self, names, node, message, local, user, date, parent=None,
              extra={}):
@@ -138,9 +138,10 @@
             names = (names,)
         else:
             allchars = ''.join(names)
-        for c in self.tag_disallowed:
-            if c in allchars:
-                raise util.Abort(_('%r cannot be used in a tag name') % c)
+        disallowed = self.tag_disallowed.intersection(allchars)
+        if disallowed:
+            c = list(disallowed)[0]
+            raise util.Abort(_('%r cannot be used in a tag name') % c)
 
         for name in names:
             self.hook('pretag', throw=True, node=hex(node), tag=name,