--- a/mercurial/branchmap.py Mon Sep 16 01:08:29 2013 -0700
+++ b/mercurial/branchmap.py Mon Sep 16 01:08:29 2013 -0700
@@ -166,6 +166,19 @@
except IndexError:
return False
+ def _branchtip(self, heads):
+ tip = heads[-1]
+ closed = True
+ for h in reversed(heads):
+ if h not in self._closednodes:
+ tip = h
+ closed = False
+ break
+ return tip, closed
+
+ def branchtip(self, branch):
+ return self._branchtip(self[branch])[0]
+
def copy(self):
"""return an deep copy of the branchcache object"""
return branchcache(self, self.tipnode, self.tiprev, self.filteredhash,