compiler/PPCNilNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 26 Oct 2014 01:28:07 +0000
changeset 392 9b297f0d949c
parent 391 553a5456963b
child 414 0eaf09920532
permissions -rw-r--r--
Fixed PPCNode>>doOptmizationLoop:status: Must report status to changeStatus as caller is checking its value. Also, added PPCOptimizationResult class>>new as Smaltalk/X (actually, most Smalltalks) does not call #initialize by default.

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

PPCNode subclass:#PPCNilNode
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'PetitCompiler-Nodes'
!

!PPCNilNode methodsFor:'as yet unclassified'!

acceptsEpsilon
	^ true
!

asInlined
	^ PPCInlineNilNode new
!

compileWith: compiler effect: effect id: id
	compiler startMethod: id.
	compiler add: '^ nil.'.
 ^ compiler stopMethod.
!

firstCharParser
	^ PPFailingParser new
!

prefix
	^ #nil
! !