"{ Package: 'squeak:petitparser' }"

PPDelegateParser subclass:#PPOptionalParser
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'PetitParser-Parsers'
!


!PPOptionalParser methodsFor:'parsing'!

parseOn: aStream
	| element |
	element := parser parseOn: aStream.
	^ element isPetitFailure ifFalse: [ ^ element ]
! !

!PPOptionalParser class methodsFor:'documentation'!

version_SVN
    ^ '$Id: PPOptionalParser.st,v 1.1 2011-08-18 18:56:17 cg Exp $'
! !