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
"{ Package: 'stx:goodies/petitparser/compiler' }"
"{ NameSpace: Smalltalk }"
PPCRewritingVisitor subclass:#PPCRecognizerComponentDetector
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'PetitCompiler-Visitors'
!
!PPCRecognizerComponentDetector methodsFor:'visiting'!
visitNotNode: node
"We don't need result of the not,..."
| child newChild |
self change.
child := node child.
newChild := self visitWithRecognizingComponentVisitor: child.
node replace: child with: newChild.
^ node
!
visitTokenConsumeNode: node
"Let the scanner handle this stuff"
^ node
!
visitTokenNode: node
| child newChild |
self change.
child := node child.
newChild := self visitWithRecognizingComponentVisitor: child.
node replace: child with: newChild.
^ node
!
visitTokenWhitespaceNode: node
| child newChild |
self change.
child := node child.
newChild := self visitWithRecognizingComponentVisitor: child.
node replace: child with: newChild.
^ node
!
visitTokenizingParserNode: node
| newWhitespace |
self change.
newWhitespace := self visitWithRecognizingComponentVisitor: node whitespace.
node replace: node whitespace with: newWhitespace.
"Do not visit tokens, they will be handled by the scanner:"
"self visit: node tokens."
self visitChild: node parser of: node.
^ node
!
visitTrimmingTokenNode: node
| child newChild whitespace newWhitespace |
self change.
child := node child.
newChild := self visitWithRecognizingComponentVisitor: child.
node replace: child with: newChild.
whitespace := node whitespace.
newWhitespace := self visitWithRecognizingComponentVisitor: whitespace.
node replace: whitespace with: newWhitespace.
^ node
!
visitWithRecognizingComponentVisitor: node
| retval forbiddenNodes copyVisitor tokenVisitor |
copyVisitor := PPCCopyVisitor new.
tokenVisitor := PPCRecognizerComponentVisitor new.
forbiddenNodes := openSet copy.
tokenVisitor forbiddenNodes: forbiddenNodes.
retval := copyVisitor visit: node.
retval := tokenVisitor visit: retval.
^ retval
! !