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

PPDelegateParser subclass:#PPEndOfInputParser

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	category:'PetitParser-Parsers'

!

PPEndOfInputParser comment:'A parser that succeeds only at the end of the input stream.'

!

!PPEndOfInputParser methodsFor:'operations'!

end

	^ self

! !

!PPEndOfInputParser methodsFor:'parsing'!

parseOn: aStream

	| position result |

	position := aStream position.

	result := parser parseOn: aStream.

	(result isPetitFailure or: [ aStream atEnd ])

		ifTrue: [ ^ result ].

	result := PPFailure

		message: 'end of input expected'

		at: aStream position.

	aStream position: position.

	^ result

! !

!PPEndOfInputParser class methodsFor:'documentation'!

version_SVN

    ^ '$Id: PPEndOfInputParser.st,v 1.2 2012-01-13 11:22:50 cg Exp $'

! !