From a9f1ac6a665709217d93f46ab53de0a37b814abd Mon Sep 17 00:00:00 2001
From: oysteini <oysteini@pvv.ntnu.no>
Date: Sat, 8 Oct 2011 19:49:28 +0000
Subject: [PATCH] Fix in fileformat.py: Empty fields are None when reading.

---
 cli/fileformat.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cli/fileformat.py b/cli/fileformat.py
index 1708de4..3b89c90 100644
--- a/cli/fileformat.py
+++ b/cli/fileformat.py
@@ -55,6 +55,8 @@ class CommitFormatSyntaxError(Exception):
     pass
 
 def read_field_value_str(val):
+    if val.strip() == '':
+        return None
     return '\n'.join(map(lambda x: x.strip(), val.split('\n'))).strip()
 
 def read_field_value_int(val):