PPChoiceParser.st
author Jan Vrany <jan.vrany@labware.com>
Wed, 10 Jun 2020 21:33:27 +0100
changeset 650 4c6ed0a28d18
parent 642 77d5fddb6462
permissions -rw-r--r--
Replace `ifNil:[...]` with `isNil ifTrue:[...]` The latter is optimized by compilers and therefore faster.
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77d5fddb6462 Issue #239: Fix all Smalltak/X source files to be in unicode (UTF8 without BOM) and prefixed by "{ Encoding: utf8 }" when any unicode character is present
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"{ Encoding: utf8 }"
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"{ Package: 'stx:goodies/petitparser' }"
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PPListParser subclass:#PPChoiceParser
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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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!PPChoiceParser methodsFor:'operations'!
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/ aRule 
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	^ self copyWith: aRule
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! !
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!PPChoiceParser methodsFor:'parsing'!
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parseOn: aPPContext
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	"This is optimized code that avoids unnecessary block activations, do not change. When all choices fail, the last failure is answered."
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	| element |
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	1 to: parsers size do: [ :index |
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		element := (parsers at: index)
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			parseOn: aPPContext.
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		element isPetitFailure
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			ifFalse: [ ^ element ] ].
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	^ element
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! !
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!PPChoiceParser class methodsFor:'documentation'!
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version
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPChoiceParser.st,v 1.3 2012-05-04 22:05:05 vrany Exp $'
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!
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version_CVS
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    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPChoiceParser.st,v 1.3 2012-05-04 22:05:05 vrany Exp $'
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!
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0
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version_SVN
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Patrik Svestka <patrik.svestka@gmail.com>
parents: 377
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    ^ '§Id: PPChoiceParser.st 2 2010-12-17 18:44:23Z vranyj1 §'
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! !
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