PPLiteralSequenceParser.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Thu, 30 Jul 2015 08:37:37 +0100
changeset 510 869853decf31
parent 382 1825151d6455
child 642 77d5fddb6462
permissions -rw-r--r--
Tests refactoring - use generated test cases to make sure all posibilities are tested. Do not generate resource for all combinations, use PPCSetUpBeforeTearDownAfterResource instead that delegates parser compilation to the testcase itself (it calls it's #setUpBefore method).

"{ Package: 'stx:goodies/petitparser' }"

PPLiteralParser subclass:#PPLiteralSequenceParser
	instanceVariableNames:'size'
	classVariableNames:''
	poolDictionaries:''
	category:'PetitParser-Parsers'
!


!PPLiteralSequenceParser methodsFor:'accessing'!

size
	"Answer the sequence size of the receiver."

	^ size
! !

!PPLiteralSequenceParser methodsFor:'initialization'!

initializeOn: anObject message: aString
	super initializeOn: anObject message: aString.
	size := literal size
! !

!PPLiteralSequenceParser methodsFor:'operators'!

caseInsensitive
	"Answer a parser that can parse the receiver case-insensitive."
	
	literal asUppercase = literal asLowercase ifTrue: [ ^ self ].
	^ PPPredicateSequenceParser on: [ :value | literal sameAs: value ] message: message size: size
! !

!PPLiteralSequenceParser methodsFor:'parsing'!

parseOn: aPPContext
	| memento result |
	memento := aPPContext remember.
	result := aPPContext next: size.
	literal = result ifTrue: [ ^ result ].
	aPPContext restore: memento.
	^ PPFailure message: message context: aPPContext
! !

!PPLiteralSequenceParser class methodsFor:'documentation'!

version
    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPLiteralSequenceParser.st,v 1.3 2012-05-04 21:58:27 vrany Exp $'
!

version_CVS
    ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPLiteralSequenceParser.st,v 1.3 2012-05-04 21:58:27 vrany Exp $'
!

version_HG

    ^ '$Changeset: <not expanded> $'
!

version_SVN
    ^ '§Id: PPLiteralSequenceParser.st 2 2010-12-17 18:44:23Z vranyj1 §'
! !