D884: dirstate: implement __len__ on dirstatemap (issue5695)

[swhitaker (Simon Whitaker)]

swhitaker created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D884

AFFECTED FILES
  mercurial/dirstate.py

CHANGE DETAILS

diff --git a/mercurial/dirstate.py b/mercurial/dirstate.py
--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -1300,6 +1300,9 @@
     def iteritems(self):
         return self._map.iteritems()
 
+    def __len__(self):
+        return len(self._map)
+
     def __iter__(self):
         return iter(self._map)
 



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