compiler/PPCTrimNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Fri, 07 Nov 2014 02:14:26 +0000
changeset 417 3c0a91182e65
parent 392 9b297f0d949c
child 421 7e08b31e0dae
permissions -rw-r--r--
Smalltalk grammar updated to allow for Smalltalk/X EOL comments
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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"{ Package: 'stx:goodies/petitparser/compiler' }"
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PPCDelegateNode subclass:#PPCTrimNode
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	instanceVariableNames:''
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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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!PPCTrimNode methodsFor:'accessing'!
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prefix
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	^ #trim
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! !
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!PPCTrimNode methodsFor:'compiling'!
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compileWith: compiler effect: effect id: id
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	"TODO: This ignores the TrimmingParser trimmer object!!"
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	compiler startMethod: id.
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	compiler addVariable: 'result'.	
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	compiler add: '[context atEnd not and: [ context uncheckedPeek isSeparator ]] whileTrue: ['.
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	compiler indent.
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	compiler add: 'context next'.
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	compiler dedent.
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	compiler add: '].'.
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	compiler add: 'result := '.
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	compiler callOnLine: (child compileWith: compiler).
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	compiler add: '[context atEnd not and: [ context uncheckedPeek isSeparator ]] whileTrue: ['.
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	compiler indent.
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	compiler add: 'context next'.
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	compiler dedent.
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	compiler add: '].'.
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	compiler add: '^ result'.
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	compiler stopMethod.
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 ^ compiler lastMethod
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! !
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