compiler/PPCTokenizingCompiler.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Tue, 12 May 2015 01:24:03 +0100
changeset 459 4751c407bb40
parent 452 9f4558b3be66
child 464 f6d77fee9811
permissions -rw-r--r--
Merged with PetitCompiler-JanKurs.20150510144201, PetitCompiler-Tests-JanKurs.20150510144201, PetitCompiler-Extras-Tests-JanKurs.20150510144201, PetitCompiler-Benchmarks-JanKurs.20150510144201 Name: PetitCompiler-JanKurs.20150510144201 Author: JanKurs Time: 10-05-2015, 04:42:29.192 PM UUID: 58a4786b-1182-4904-8b44-a13d3918f244 Name: PetitCompiler-Tests-JanKurs.20150510144201 Author: JanKurs Time: 10-05-2015, 04:32:12.870 PM UUID: 2a8fd41a-331b-4dcf-a7a3-752a50ce86e7 Name: PetitCompiler-Extras-Tests-JanKurs.20150510144201 Author: JanKurs Time: 10-05-2015, 04:59:25.308 PM UUID: ef43bd1a-be60-4e88-b749-8b635622c969 Name: PetitCompiler-Benchmarks-JanKurs.20150510144201 Author: JanKurs Time: 10-05-2015, 05:04:54.561 PM UUID: d8e764fd-016b-46e2-9fc1-17c38c18f0e5
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"{ Package: 'stx:goodies/petitparser/compiler' }"
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"{ NameSpace: Smalltalk }"
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PPCCompiler subclass:#PPCTokenizingCompiler
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	instanceVariableNames:'rememberStrategy'
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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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!PPCTokenizingCompiler methodsFor:'code generation'!
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smartRemember: parser to: variableName 
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    rememberStrategy smartRemember: parser to: variableName
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!
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smartRestore: parser from: mementoName
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    rememberStrategy smartRestore: parser from: mementoName
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! !
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!PPCTokenizingCompiler methodsFor:'hooks'!
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compiledParserSuperclass
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    ^ compiledParserSuperclass ifNil: [ PPTokenizingCompiledParser ]
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!
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rememberStrategy
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    ^ rememberStrategy ifNil: [ PPCCompilerTokenizingRememberStrategy on: self  ]
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!
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rememberStrategy: whatever
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    rememberStrategy := whatever 
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! !
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!PPCTokenizingCompiler methodsFor:'initialization'!
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initialize
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    super initialize.
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    rememberStrategy := PPCCompilerTokenizingRememberStrategy on: self
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! !
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!PPCTokenizingCompiler methodsFor:'remember strategy'!
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toNormalRememberStrategy
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    "
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        When backtracking, currentTokenValue and currentTokenType has
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        to be restored
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    "
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    rememberStrategy := PPCCompilerTokenizingRememberStrategy on: self
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!
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toTokenRememberStrategy
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    "
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        We dont have to remember currentTokenType and currentTokenValue,
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        while parsing token
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    "
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    rememberStrategy := PPCCompilerTokenRememberStrategy on: self
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! !
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