Updated to PetitCompiler-JanKurs.118, PetitCompiler-Tests-JanKurs.46, PetitCompiler-Extras-Tests-JanKurs.11, and PetitCompiler-Benchmarks-JanKurs.11
Name: PetitCompiler-JanKurs.118
Author: JanKurs
Time: 13-05-2015, 03:59:01.292 PM
UUID: 4a8ccd94-3131-4cc7-9098-528f8e5ea0b5
Name: PetitCompiler-Tests-JanKurs.46
Author: JanKurs
Time: 04-05-2015, 04:25:06.162 PM
UUID: 9f4cf8b7-876e-4a13-9579-b833f016db66
Name: PetitCompiler-Extras-Tests-JanKurs.11
Author: JanKurs
Time: 13-05-2015, 04:27:27.940 PM
UUID: e9f30c31-fbd0-4e96-ad2a-868f88d20ea8
Name: PetitCompiler-Benchmarks-JanKurs.11
Author: JanKurs
Time: 13-05-2015, 02:21:49.932 PM
UUID: 6a23fd1e-a86f-46db-8221-cc41b778d32c
"{ Package: 'stx:goodies/petitparser' }"
PPDelegateParser subclass:#PPMemoizedParser
instanceVariableNames:'buffer context hash'
classVariableNames:''
poolDictionaries:''
category:'PetitParser-Parsers'
!
!PPMemoizedParser methodsFor:'operations'!
memoized
"Ther is no point in memoizing more than once."
^ self
! !
!PPMemoizedParser methodsFor:'parsing'!
parseOn: aPPContext
| memento contextMemento aStream |
"TODO: JK memoizing needs review!!"
contextMemento := aPPContext remember.
(hash == aPPContext hash)
ifFalse: [ self reset: aPPContext ].
memento := (buffer at: contextMemento ifAbsentPut: [ PPMemento new ]).
memento contextMemento isNil
ifTrue: [
aStream := aPPContext stream.
memento result: (aStream size - aStream position + 2 < memento count
ifTrue: [ PPFailure message: 'overflow' context: aPPContext ]
ifFalse: [ memento increment. parser parseOn: aPPContext ]).
memento contextMemento: aPPContext remember ]
ifFalse: [ context restore: memento contextMemento ].
^ memento result.
!
reset: aPPContext
hash := aPPContext hash.
context := aPPContext.
buffer := Dictionary new.
! !
!PPMemoizedParser class methodsFor:'documentation'!
version
^ '$Header: /cvs/stx/stx/goodies/petitparser/PPMemoizedParser.st,v 1.3 2012-05-04 21:58:48 vrany Exp $'
!
version_CVS
^ '$Header: /cvs/stx/stx/goodies/petitparser/PPMemoizedParser.st,v 1.3 2012-05-04 21:58:48 vrany Exp $'
!
version_SVN
^ '§Id: PPMemoizedParser.st 2 2010-12-17 18:44:23Z vranyj1 §'
! !