# HG changeset patch
# User Alecs King <alecsk@gmail.com>
# Date 1281529719 -28800
# Node ID 5094e6b2f64099cfcd602d783140828e78ff4cf6
# Parent  df52ff0980fee8803fe57cbcafd1031764b733f7
ui: differentiate empty configlist from None

diff -r df52ff0980fe -r 5094e6b2f640 mercurial/ui.py
--- a/mercurial/ui.py	Fri Aug 13 13:11:41 2010 -0300
+++ b/mercurial/ui.py	Wed Aug 11 20:28:39 2010 +0800
@@ -218,7 +218,7 @@
         def _configlist(s):
             s = s.rstrip(' ,')
             if not s:
-                return None
+                return []
             parser, parts, offset = _parse_plain, [''], 0
             while parser:
                 parser, parts, offset = parser(parts, s, offset)