Mercurial > public > mercurial-scm > hg-stable

diff mercurial/util.py @ 12087:a88a4720c2f0

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parsebool: create new function and use it for config parsing
author Augie Fackler <durin42@gmail.com>
date Sat, 28 Aug 2010 21:50:35 -0500
parents dba2db7a7c28
children 1f71dffabc53
line wrap: on
line diff
--- a/mercurial/util.py	Sat Aug 28 21:49:53 2010 -0500
+++ b/mercurial/util.py	Sat Aug 28 21:50:35 2010 -0500
@@ -1435,3 +1435,13 @@
         return socket.getservbyname(port)
     except socket.error:
         raise Abort(_("no port number associated with service '%s'") % port)
+
+_booleans = {'1': True, 'yes': True, 'true': True, 'on': True,
+             '0': False, 'no': False, 'false': False, 'off': False}
+
+def parsebool(s):
+    """Parse s into a boolean.
+
+    If s is not a valid boolean, returns None.
+    """
+    return _booleans.get(s.lower(), None)