PPLiteralObjectParser.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 26 Oct 2014 01:03:31 +0000
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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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PPLiteralParser subclass:#PPLiteralObjectParser
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	instanceVariableNames:''
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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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!PPLiteralObjectParser methodsFor:'operators'!
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caseInsensitive
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	"Answer a parser that can parse the receiver case-insensitive."
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	literal asUppercase = literal asLowercase ifTrue: [ ^ self ].
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	^ PPPredicateObjectParser on: [ :value | literal sameAs: value ] message: message
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negate
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	^ (PPPredicateObjectParser expect: literal message: message) negate
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! !
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!PPLiteralObjectParser methodsFor:'parsing'!
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parseOn: aPPContext
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	^ (aPPContext stream atEnd not and: [ literal = aPPContext stream uncheckedPeek ])
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		ifFalse: [ PPFailure message: message context: aPPContext ]
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		ifTrue: [ aPPContext stream next ]
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! !
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!PPLiteralObjectParser class methodsFor:'documentation'!
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version
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPLiteralObjectParser.st,v 1.4 2014-03-04 14:33:00 cg Exp $'
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!
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version_CVS
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPLiteralObjectParser.st,v 1.4 2014-03-04 14:33:00 cg Exp $'
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!
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    ^ '$Id: PPLiteralObjectParser.st,v 1.4 2014-03-04 14:33:00 cg Exp $'
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! !
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