# HG changeset patch
# User Martin von Zweigbergk <martinvonz@google.com>
# Date 2015-03-10 23:26:13
# Node ID 22d560fe1516516261f22cc822102e03115f9b58
# Parent  2720f967a7b139f2935cf2e6b3916a890c1c0857

manifest: don't let find() look inside manifestdict

The find() method is currently implemented by looking inside the _lm
field of the manifest dict. Future manifests types (tree manifests)
may not have such a field, so add a method for getting to the data
instead.

diff --git a/mercurial/manifest.py b/mercurial/manifest.py
--- a/mercurial/manifest.py
+++ b/mercurial/manifest.py
@@ -100,6 +100,9 @@ class manifestdict(object):
     def __getitem__(self, key):
         return self._lm[key][0]
 
+    def find(self, key):
+        return self._lm[key]
+
     def __len__(self):
         return len(self._lm)
 
@@ -352,7 +355,7 @@ class manifest(revlog.revlog):
             return m.get(f), m.flags(f)
         text = self.revision(node)
         try:
-            return manifestdict(text)._lm[f]
+            return manifestdict(text).find(f)
         except KeyError:
             return None, None