[PATCH 4 of 7 evolve-ext] _evolvestateread

[Shusen LIU]

# HG changeset patch
# User Shusen LIU <liushusen at fb.com>
# Date 1449450884 28800
#      Sun Dec 06 17:14:44 2015 -0800
# Node ID a724adb6f72112f1a197ff61ea9f254a69e2b5af
# Parent  2acfda7f8e3df859d9a8cfc29cc4c90912537098
_evolvestateread

diff --git a/hgext/evolve.py b/hgext/evolve.py
--- a/hgext/evolve.py
+++ b/hgext/evolve.py
@@ -3677,3 +3677,9 @@
 
 def _evolvestatedelete(repo):
     util.unlinkpath(repo.join('evolvestate'), ignoremissing=True)
+
+def _evolvestateread(repo):
+    orig, dest, commitmsg = repo.vfs.read('evolvestate').split('|')
+    return { 'orig': orig,
+             'dest': dest,
+             'commitmsg': commitmsg, }