PPOptionalParser.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Tue, 02 Jun 2015 00:16:55 +0100
changeset 479 6316a98b7150
parent 377 6112a403a52d
permissions -rw-r--r--
Action inlining [1/x]: Initial support for inlining actions parsers (i.e., ==>) The code of the action is now inlined into parsing method rather then delegated to stored block. Mapping parser (i.e., map:[...]) are not supported and not detected, so using them cause crash. This will be fixed later.

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

PPDelegateParser subclass:#PPOptionalParser
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'PetitParser-Parsers'
!



!PPOptionalParser methodsFor:'parsing'!

parseOn: aPPContext
	| element |
	element := parser parseOn: aPPContext.
	^ element isPetitFailure ifFalse: [ element ]
! !

!PPOptionalParser class methodsFor:'documentation'!

version_SVN
    ^ '$Id: PPOptionalParser.st,v 1.4 2014-03-04 14:33:10 cg Exp $'
! !