compiler/PPCAndNode.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Wed, 15 Apr 2015 11:28:09 +0100
changeset 422 116d2b2af905
parent 392 9b297f0d949c
child 438 20598d7ce9fa
permissions -rw-r--r--
To fold

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

"{ NameSpace: Smalltalk }"

PPCDelegateNode subclass:#PPCAndNode
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'PetitCompiler-Nodes'
!

!PPCAndNode methodsFor:'as yet unclassified'!

compileWith: compiler effect: effect id: id

	compiler startMethod: id.
	compiler addVariable: 'memento'.
	compiler addVariable: 'retval'.
	compiler add: (compiler smartRemember: child).
	
	compiler add: 'retval :='.
	compiler callOnLine: (child compileWith: compiler).
	compiler add: (compiler smartRestore: child).

	compiler add: '^ retval'.
 ^ compiler stopMethod.
!

prefix
	^ #and
! !