compiler/PPCBridge.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 18 Jan 2016 08:05:03 +0000
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For tests on Pharo 5.0, use Spur VM
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"{ Package: 'stx:goodies/petitparser/compiler' }"
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"{ NameSpace: Smalltalk }"
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PPParser subclass:#PPCBridge
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	instanceVariableNames:'selector'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'PetitCompiler-Core'
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!
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!PPCBridge class methodsFor:'as yet unclassified'!
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on: aSymbol
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    ^ self new
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        selector: aSymbol;
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        yourself
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! !
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!PPCBridge methodsFor:'as yet unclassified'!
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call
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    ^ 'self callParser: ', self id, '.'.
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!
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selector: aSymbol
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    selector := aSymbol
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! !
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!PPCBridge methodsFor:'parsing'!
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parseOn: aPPContext
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    | retval |
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    retval := (aPPContext compiledParser) perform: selector.
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    (aPPContext compiledParser isError) ifTrue: [ 
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        aPPContext compiledParser clearError.		
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        ^ PPFailure message: 'error' context: aPPContext 
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    ].
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    ^ retval
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! !
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