compiler/PPCRecognizerComponentDetector.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Mon, 17 Aug 2015 12:13:16 +0100
changeset 515 b5316ef15274
parent 452 9f4558b3be66
child 524 f6f68d32de73
permissions -rw-r--r--
Updated to PetitCompiler-JanKurs.160, PetitCompiler-Tests-JanKurs.112, PetitCompiler-Extras-Tests-JanKurs.25, PetitCompiler-Benchmarks-JanKurs.17 Name: PetitCompiler-JanKurs.160 Author: JanKurs Time: 17-08-2015, 09:52:26.291 AM UUID: 3b4bfc98-8098-4951-af83-a59e2585b121 Name: PetitCompiler-Tests-JanKurs.112 Author: JanKurs Time: 16-08-2015, 05:00:32.936 PM UUID: 85613d47-08f3-406f-9823-9cdab451e805 Name: PetitCompiler-Extras-Tests-JanKurs.25 Author: JanKurs Time: 16-08-2015, 05:00:10.328 PM UUID: 09731810-51a1-4151-8d3a-56b636fbd1f7 Name: PetitCompiler-Benchmarks-JanKurs.17 Author: JanKurs Time: 05-08-2015, 05:29:32.407 PM UUID: e544b5f1-bcf8-470b-93a6-d2363e4dfc8a
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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PPCRewritingVisitor subclass:#PPCRecognizerComponentDetector
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	instanceVariableNames:''
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	classVariableNames:''
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	poolDictionaries:''
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	category:'PetitCompiler-Visitors'
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!
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9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
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!PPCRecognizerComponentDetector methodsFor:'visiting'!
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9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
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visitNotNode: node
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    "We don't need result of the not,..."
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    | child newChild |
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    self change.
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    child := node child.
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    newChild := self visitWithRecognizingComponentVisitor: child.
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    node replace: child with: newChild.
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    ^ node
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!
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515
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visitTokenConsumeNode: node
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    "Let the scanner handle this stuff"
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    ^ node
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!
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452
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visitTokenNode: node
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    | child newChild |
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    self change.
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    child := node child.
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    newChild := self visitWithRecognizingComponentVisitor: child.
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    node replace: child with: newChild.
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    ^ node
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!
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515
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visitTokenWhitespaceNode: node
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    | child newChild |
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    self change.
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    child := node child.
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    newChild := self visitWithRecognizingComponentVisitor: child.
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    node replace: child with: newChild.
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    ^ node
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!
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b5316ef15274 Updated to PetitCompiler-JanKurs.160, PetitCompiler-Tests-JanKurs.112, PetitCompiler-Extras-Tests-JanKurs.25, PetitCompiler-Benchmarks-JanKurs.17
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visitTokenizingParserNode: node
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    | newWhitespace |
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    self change.
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    newWhitespace := self visitWithRecognizingComponentVisitor: node whitespace.
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    node replace: node whitespace with: newWhitespace.
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b5316ef15274 Updated to PetitCompiler-JanKurs.160, PetitCompiler-Tests-JanKurs.112, PetitCompiler-Extras-Tests-JanKurs.25, PetitCompiler-Benchmarks-JanKurs.17
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    "Do not visit tokens, they will be handled by the scanner:"
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    "self visit: node tokens."
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    self visitChild: node parser of: node.
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    ^ node
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!
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452
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visitTrimmingTokenNode: node
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    | child newChild whitespace newWhitespace |
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    self change.
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    child := node child.
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    newChild := self visitWithRecognizingComponentVisitor: child.
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    node replace: child with: newChild.
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    whitespace := node whitespace.
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    newWhitespace := self visitWithRecognizingComponentVisitor: whitespace.
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    node replace: whitespace with: newWhitespace.
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9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
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    ^ node
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!
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visitWithRecognizingComponentVisitor: node
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    | retval forbiddenNodes copyVisitor tokenVisitor |
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    copyVisitor := PPCCopyVisitor new.
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    tokenVisitor := PPCRecognizerComponentVisitor new.
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    forbiddenNodes := openSet copy.
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    tokenVisitor forbiddenNodes: forbiddenNodes.
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    retval := copyVisitor visit: node.
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    retval := tokenVisitor visit: retval.
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    ^ retval
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
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! !
9f4558b3be66 Updated to PetitCompiler-JanKurs.111, PetitCompiler-Tests-JanKurs.51, PetitCompiler-Benchmarks-JanKurs.7, added PetitCompiler-Extras-Tests-JanKurs.4
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
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    93