[FE-CVS]r799 - FormEncode/trunk/formencode

[<sub...@co...>]

Author: ianb
Date: 2005-05-25 15:24:39 +0000 (Wed, 25 May 2005)
New Revision: 799

Modified:
   FormEncode/trunk/formencode/validators.py
Log:
Added bool validator from Justin Azoff

Modified: FormEncode/trunk/formencode/validators.py
===================================================================
--- FormEncode/trunk/formencode/validators.py	2005-05-25 15:23:05 UTC (rev 798)
+++ FormEncode/trunk/formencode/validators.py	2005-05-25 15:24:39 UTC (rev 799)
@@ -718,8 +718,31 @@
                     self.message('future', state,
                                  date=date_formatted),
                     value, state)
-        
 
+class Bool(FancyValidator):
+
+    """
+    Always Valid, returns True or False based on the value and the
+    existance of the value.
+
+    Examples::
+
+        >>> Bool.to_python(0)
+        False
+        >>> Bool.to_python(1)
+        True
+        >>> Bool.to_python('')
+        False
+        >>> Bool.to_python(None)
+        False
+    """
+
+    if_missing = False
+
+    def _to_python(self, value, state):
+        return bool(value)
+    _from_python = _to_python        
+
 class Int(FancyValidator):
 
     """