Merged JK's version from Monticello
Name: PetitParser-JanKurs.275
Author: JanKurs
Time: 31-03-2015, 05:51:24.398 PM
UUID: 9ab3be24-8393-4794-a7e6-e318f3195673
Name: PetitTests-JanKurs.73
Author: JanKurs
Time: 21-02-2015, 01:10:13.115 PM
UUID: de4f77e3-2d07-476b-855e-69f845edfc7c
"{ Package: 'stx:goodies/petitparser' }"
"{ NameSpace: Smalltalk }"
PPDelegateParser subclass:#PPConditionalParser
instanceVariableNames:'block'
classVariableNames:''
poolDictionaries:''
category:'PetitParser-Parsers'
!
!PPConditionalParser class methodsFor:'as yet unclassified'!
on: aPPParser block: block
^ (PPConditionalParser on: aPPParser)
block: block;
yourself
! !
!PPConditionalParser methodsFor:'accessing'!
block: aBlock
block := aBlock
! !
!PPConditionalParser methodsFor:'parsing'!
parseOn: aPPContext
^ (block value: aPPContext)
ifTrue: [ parser parseOn: aPPContext ]
ifFalse: [ PPFailure message: block asString, ' was not evaluated to true.' context: aPPContext ]
! !