PPPluggableParser.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 26 Oct 2014 01:03:31 +0000
changeset 391 553a5456963b
parent 381 0bbbcf5da2d4
child 421 7e08b31e0dae
permissions -rw-r--r--
Ported PetitCompiler-(Tests). Name: PetitCompiler-JanKurs.41 Author: JanKurs Time: 25-10-2014, 03:30:28 AM UUID: 105186d1-1187-4ca6-8d66-3d2d47def4d3 Repository: http://smalltalkhub.com/mc/JanKurs/PetitParser/main Name: PetitCompiler-Tests-JanKurs.4 Author: JanKurs Time: 25-10-2014, 03:30:58 AM UUID: 3e798fad-d5f6-4881-a583-f0bbffe27869 Repository: http://smalltalkhub.com/mc/JanKurs/PetitParser/main In addition, fixed some problems to make it compilable under Smalltalk/X: * Fixed PPCTokenNode>>initialize - there's no children instvar, it's initialization removed. * Fixed PPCContextMemento>>propertyAt:ifAbsent: - removed return-in-return, not compilable under Smalltalk/X (C issues) * Fixed PPCContextMemento>>hash - there's no stream instvar, access to it removed. * Fixed PPCAbstractCharacterNode>>compileWith:effect:id: - removed dot after method selector (stc does not like it)
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"{ Package: 'stx:goodies/petitparser' }"
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PPParser subclass:#PPPluggableParser
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	instanceVariableNames:'block'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'PetitParser-Parsers'
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!
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!PPPluggableParser class methodsFor:'instance creation'!
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on: aBlock
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	^ self new initializeOn: aBlock
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! !
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!PPPluggableParser methodsFor:'accessing'!
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block
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	"Answer the pluggable block."
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	^ block
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! !
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!PPPluggableParser methodsFor:'initialization'!
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initializeOn: aBlock
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	block := aBlock
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! !
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!PPPluggableParser methodsFor:'parsing'!
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parseOn: aPPContext
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	| memento result |
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	memento := aPPContext remember.
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	result := block value: aPPContext.
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	result isPetitFailure
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		ifTrue: [ aPPContext restore: memento ].
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	^ result
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! !
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!PPPluggableParser class methodsFor:'documentation'!
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version
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPPluggableParser.st,v 1.4 2014-03-04 14:33:12 cg Exp $'
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!
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version_CVS
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPPluggableParser.st,v 1.4 2014-03-04 14:33:12 cg Exp $'
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!
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version_HG
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    ^ '$Changeset: <not expanded> $'
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!
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    ^ '$Id: PPPluggableParser.st,v 1.4 2014-03-04 14:33:12 cg Exp $'
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! !
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