compiler/PPCCharacterNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 23 Nov 2015 11:14:30 +0100
changeset 551 00ebb1b85f53
parent 515 b5316ef15274
permissions -rw-r--r--
Fixed CI scripts on Windows For an unknown reason, unzip on Windows reports status code 50 (presumably "the disk is (or was) full during extraction.") even if there's plenty of space. To workaround this, simply ignore status code 50 on Windows. Sigh.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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"{ Package: 'stx:goodies/petitparser/compiler' }"
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"{ NameSpace: Smalltalk }"
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PPCNode subclass:#PPCCharacterNode
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	instanceVariableNames:'character'
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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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!PPCCharacterNode methodsFor:'accessing'!
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character
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    ^ character
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!
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character: char
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    character := char
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!
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defaultName
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    ^ #char
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! !
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!PPCCharacterNode methodsFor:'analysis'!
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acceptsEpsilon
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    ^ false
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!
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firstCharSet
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    ^ PPCharSetPredicate on: [:e | e = character ]
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!
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recognizedSentencesPrim
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    ^ Array with: character asString
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! !
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!PPCCharacterNode methodsFor:'comparison'!
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= anotherNode
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    super = anotherNode ifFalse: [ ^ false ].
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    ^ character = anotherNode character.
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!
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hash
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    ^ super hash bitXor: character hash
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! !
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!PPCCharacterNode methodsFor:'printing'!
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printNameOn: aStream
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    super printNameOn: aStream.
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    character = $" ifTrue: [ 
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        "this is hack to allow for printing '' in comments..."
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        aStream nextPutAll: ', '; nextPutAll: '$'''''.
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        ^ self
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    ].
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    aStream nextPutAll: ', '; print: character.
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! !
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!PPCCharacterNode methodsFor:'visiting'!
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accept: visitor
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    ^ visitor visitCharacterNode: self
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! !
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