PPConditionalParser.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 17 Aug 2015 12:13:16 +0100
changeset 515 b5316ef15274
parent 427 a7f5e6de19d2
permissions -rw-r--r--
Updated to PetitCompiler-JanKurs.160, PetitCompiler-Tests-JanKurs.112, PetitCompiler-Extras-Tests-JanKurs.25, PetitCompiler-Benchmarks-JanKurs.17 Name: PetitCompiler-JanKurs.160 Author: JanKurs Time: 17-08-2015, 09:52:26.291 AM UUID: 3b4bfc98-8098-4951-af83-a59e2585b121 Name: PetitCompiler-Tests-JanKurs.112 Author: JanKurs Time: 16-08-2015, 05:00:32.936 PM UUID: 85613d47-08f3-406f-9823-9cdab451e805 Name: PetitCompiler-Extras-Tests-JanKurs.25 Author: JanKurs Time: 16-08-2015, 05:00:10.328 PM UUID: 09731810-51a1-4151-8d3a-56b636fbd1f7 Name: PetitCompiler-Benchmarks-JanKurs.17 Author: JanKurs Time: 05-08-2015, 05:29:32.407 PM UUID: e544b5f1-bcf8-470b-93a6-d2363e4dfc8a

"{ 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 ]
! !