islands/PPInputEnds.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 10 May 2015 14:20:24 +0100
changeset 454 a9cd5ea7cc36
parent 389 009c2e13973c
permissions -rw-r--r--
Portability: fixes for Smalltalk/X * Do not use detect:ifFound: - not present in Smalltalk/X * Removed leftover debugging code (Halt if:, ...) * Do not use `aClass methods`, use `aClass methodDictionary values` * Do not use #allPairsDo; - not present in Smalltalk/X * Do not use #crShow: - not present in Smalltalk/X * On Smalltalk?X use Filename - there's no FileReference in Smalltalk/X * Do not use CharacterSet, use String

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

"{ NameSpace: Smalltalk }"

PPParser subclass:#PPInputEnds
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'PetitIslands-Parsers'
!

!PPInputEnds methodsFor:'as yet unclassified'!

acceptsEpsilon
	^ true
!

exampleOn: aStream 
	aStream nextPutAll: '#End Of Input#'
!

isNullable 
	^ true
!

parseOn: aPPContext
	(aPPContext atEnd) ifFalse:
	[
		^ PPFailure message: 'end of input expected' context: aPPContext.
	].
	^ #inputEnds
! !