diff mercurial/patch.py @ 41375:f1b0d9988825

diffstat: make --git work properly on renames (issue6025)

`$ hg diff --stat --git` shows only the new filename on renames.
I added the old filename also to the output to make it identical
with the output of `$ git diff --stat`.

Differential Revision: https://phab.mercurial-scm.org/D5628

--- a/mercurial/patch.py	Fri Jan 25 09:50:23 2019 -0800
+++ b/mercurial/patch.py	Thu Jan 17 18:05:54 2019 +0530
@@ -2805,6 +2805,10 @@
         elif (line.startswith('GIT binary patch') or
               line.startswith('Binary file')):
             isbinary = True
+        elif line.startswith('rename from'):
+            filename = line.split()[-1]
+        elif line.startswith('rename to'):
+            filename += ' => %s' % line.split()[-1]
     addresult()
     return results