# HG changeset patch
# User Pulkit Goyal <pulkit@yandex-team.ru>
# Date 1554038417 -10800
# Node ID 29c22496dd973a568caae2953866b3d24eae3d6f
# Parent  f0fa0fc4900ac6c62b39d88dbd65867d0e6a82cb
branchmap: prevent using __getitem__() in branchheads()

branchheads() can directly use self._entries instead.

Differential Revision: https://phab.mercurial-scm.org/D6205

diff -r f0fa0fc4900a -r 29c22496dd97 mercurial/branchmap.py
--- a/mercurial/branchmap.py	Wed Mar 27 21:33:04 2019 +0300
+++ b/mercurial/branchmap.py	Sun Mar 31 16:20:17 2019 +0300
@@ -290,7 +290,7 @@
         return (n for n in nodes if n not in self._closednodes)
 
     def branchheads(self, branch, closed=False):
-        heads = self[branch]
+        heads = self._entries[branch]
         if not closed:
             heads = list(self.iteropen(heads))
         return heads