From patchwork Sat Apr 11 08:06:22 2015
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Subject: [2,of,3] committablectx: override manifestnode() to return None
From: Yuya Nishihara <yuya@tcha.org>
X-Patchwork-Id: 8612
Message-Id: <0ba34786c958ea24d33c.1428739582@mimosa>
To: mercurial-devel@selenic.com
Date: Sat, 11 Apr 2015 17:06:22 +0900

# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 1428585535 -32400
#      Thu Apr 09 22:18:55 2015 +0900
# Node ID 0ba34786c958ea24d33ca914546214982b729442
# Parent  2b6e0ebec09f408f79508a057cdd444bd391d2ac
committablectx: override manifestnode() to return None

wctx.manifestnode() crashed before because it has no _changeset. Instead of
crashing, just return None like wctx.node().

diff --git a/mercurial/context.py b/mercurial/context.py
--- a/mercurial/context.py
+++ b/mercurial/context.py
@@ -1191,6 +1191,8 @@ class committablectx(basectx):
     def subrev(self, subpath):
         return None
 
+    def manifestnode(self):
+        return None
     def user(self):
         return self._user or self._repo.ui.username()
     def date(self):