5151_ (u"This value refers to a non-existent ID: '%(attributeName)s' attribute on <%(tagName)s>." ),
5252"invalid-enumerated-value" :
5353_ (u"Value must be one of %(enumeratedValues)s: '%(attributeName)s' attribute on <%tagName)s>." ),
54+ "invalid-boolean-value" :
55+ _ (u"Value must be one of %(enumeratedValues)s: '%(attributeName)s' attribute on <%tagName)s>." ),
5456"contextmenu-must-point-to-menu" :
5557_ (u"The contextmenu attribute must point to an ID defined on a <menu> element." ),
5658})
@@ -368,6 +370,9 @@ def validateAttributeValueDir(self, token, tagName, attrName, attrValue):
368370def validateAttributeValueDraggable (self ,token ,tagName ,attrName ,attrValue ):
369371for t in self .checkEnumeratedValue (token ,tagName ,attrName ,attrValue ,frozenset (('true' ,'false' )))or []:yield t
370372
373+ def validateAttributeValueIrrelevant (self ,token ,tagName ,attrName ,attrValue ):
374+ for t in self .checkBooleanValue (token ,tagName ,attrName ,attrValue )or []:yield t
375+
371376def checkEnumeratedValue (self ,token ,tagName ,attrName ,attrValue ,enumeratedValues ):
372377if not attrValue and ('' not in enumeratedValues ):
373378yield {"type" :"ParseError" ,
@@ -387,6 +392,19 @@ def checkEnumeratedValue(self, token, tagName, attrName, attrValue, enumeratedVa
387392"datavars" : {"tagName" :tagName ,
388393"attributeName" :attrName }}
389394
395+ def checkBooleanValue (self ,token ,tagName ,attrName ,attrValue ):
396+ enumeratedValues = frozenset ((attrName ,'' ))
397+ if attrValue not in enumeratedValues :
398+ yield {"type" :"ParseError" ,
399+ "data" :"invalid-boolean-value" ,
400+ "datavars" : {"tagName" :tagName ,
401+ "attributeName" :attrName ,
402+ "enumeratedValues" :tuple (enumeratedValues )}}
403+ yield {"type" :"ParseError" ,
404+ "data" :"invalid-attribute-value" ,
405+ "datavars" : {"tagName" :tagName ,
406+ "attributeName" :attrName }}
407+
390408def validateAttributeValueContextmenu (self ,token ,tagName ,attrName ,attrValue ):
391409for t in self .checkIDValue (token ,tagName ,attrName ,attrValue )or []:yield t
392410self .thingsThatPointToAnID .append (token )
