# HG changeset patch
# User Patrick Mezard <patrick@mezard.eu>
# Date 2012-07-27 15:48:49
# Node ID c0068b058fcd73d0230b3c06ff4e98b1b6df679f
# Parent  3e856d8abe9c73746e0118a7c84d51db04c6b619

webcommands: do not modify repo.tagslist()

Repeatedly refreshing a gitweb summary page served by hg serve would
show the tags list switching between two different sequences.

diff --git a/mercurial/hgweb/webcommands.py b/mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py
+++ b/mercurial/hgweb/webcommands.py
@@ -394,8 +394,7 @@ def manifest(web, req, tmpl):
                 branches=webutil.nodebranchdict(web.repo, ctx))
 
 def tags(web, req, tmpl):
-    i = web.repo.tagslist()
-    i.reverse()
+    i = reversed(web.repo.tagslist())
     parity = paritygen(web.stripecount)
 
     def entries(notip=False, limit=0, **map):
@@ -466,8 +465,7 @@ def branches(web, req, tmpl):
                 latestentry=lambda **x: entries(1, **x))
 
 def summary(web, req, tmpl):
-    i = web.repo.tagslist()
-    i.reverse()
+    i = reversed(web.repo.tagslist())
 
     def tagentries(**map):
         parity = paritygen(web.stripecount)