compiler/PPCMessagePredicateNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Wed, 15 Apr 2015 11:28:09 +0100
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"{ Package: 'stx:goodies/petitparser/compiler' }"
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"{ NameSpace: Smalltalk }"
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PPCAbstractPredicateNode subclass:#PPCMessagePredicateNode
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	instanceVariableNames:'message'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'PetitCompiler-Nodes'
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!
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!PPCMessagePredicateNode methodsFor:'accessing'!
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asInlined
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	^ PPCInlineMessagePredicateNode new
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		message: message;
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		predicate: predicate;
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		name: name;
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		yourself
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!
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message
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	^ message
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!
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message: anObject
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	message := anObject
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! !
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!PPCMessagePredicateNode methodsFor:'as yet unclassified'!
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bodyOfPredicate: compiler
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	compiler addOnLine: '(context peek ', self message, ')'.
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	compiler indent.
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	compiler add: 'ifFalse: [ self error: ''predicate not found'' ]'.
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	compiler add: 'ifTrue: [ context next ].'.
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	compiler dedent.
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! !
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!PPCMessagePredicateNode methodsFor:'comparing'!
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= anotherNode
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	super = anotherNode ifFalse: [ ^ false ].
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	^ message = anotherNode message.
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!
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hash
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	^ super hash bitXor: message hash
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! !
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