Prevent type exception on concatenation if diffstat returns None.
This will most often occur if diffstat is not installed in the
target platform, though may also happen in other cases where
diffstat fails to execute.
Signed-off-by: Sean Dague <sean@dague.net>
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1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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added 1 changesets with 1 changes to 1 files
Subject: b
From: test@test.com
X-Hg-Notification: changeset 0647d048b600
Message-Id:
To: foo@bar
changeset 0647d048b600
description:
b
diffs (6 lines):
diff -r cb9a9f314b8b -r 0647d048b600 a
--- a/a Thu Jan 01 00:00:00 1970 +0000
+++ b/a Thu Jan 01 00:00:01 1970 +0000
@@ -1,1 +1,2 @@ a
a
+a
(run 'hg update' to get a working copy)