PPFlattenParser.st
author Claus Gittinger <cg@exept.de>
Fri, 13 Jan 2012 12:22:50 +0100
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"{ Package: 'stx:goodies/petitparser' }"
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PPDelegateParser subclass:#PPFlattenParser
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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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PPFlattenParser comment:'A parser that answers a flat copy of the range my delegate parses.'
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!
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!PPFlattenParser methodsFor:'hooks'!
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create: aCollection start: aStartInteger stop: aStopInteger
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	^ aCollection copyFrom: aStartInteger to: aStopInteger
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! !
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!PPFlattenParser methodsFor:'parsing'!
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parseOn: aStream
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	| start element stop |
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	start := aStream position.
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	element := parser parseOn: aStream.
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	element isPetitFailure ifTrue: [
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		aStream position: start.
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		^ element ].
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	stop := aStream position.
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	^ self create: aStream collection start: start + 1 stop: stop
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! !
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!PPFlattenParser class methodsFor:'documentation'!
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version_SVN
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    ^ '$Id: PPFlattenParser.st,v 1.2 2012-01-13 11:22:50 cg Exp $'
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! !