# HG changeset patch
# User Marcin Kuzminski <marcin@python-works.com>
# Date 2012-05-02 18:19:10
# Node ID e5abb9efaf2cb890085f2b45ddc411f8ec3b4bff
# Parent  f219eb1f6bb3410b3e7b84e1ec67d276f2426575

add option for graphmod to support both hg 2.2 and hg 2.1

diff --git a/rhodecode/controllers/changelog.py b/rhodecode/controllers/changelog.py
--- a/rhodecode/controllers/changelog.py
+++ b/rhodecode/controllers/changelog.py
@@ -126,7 +126,12 @@ class ChangelogController(BaseRepoContro
 
         elif repo.alias == 'hg':
             dag = graphmod.dagwalker(repo._repo, revs)
-            c.dag = graphmod.colored(dag, repo._repo)
+            try:
+                c.dag = graphmod.colored(dag)
+            except:
+                #HG 2.2+
+                c.dag = graphmod.colored(dag, repo._repo)
+
             for (id, type, ctx, vtx, edges) in c.dag:
                 if type != graphmod.CHANGESET:
                     continue