Oops, forgot to export PETITCOMPILER_DATA_DIRECTORY variable
...so Smalltalk code could not read it. Also fixed test for "include" scripts
so they are not downloaded again when already downloaded.
"{ Package: 'stx:goodies/petitparser/compiler' }"
"{ NameSpace: Smalltalk }"
PPCDelegateNode subclass:#PPCNotNode
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'PetitCompiler-Nodes'
!
!PPCNotNode methodsFor:'accessing'!
defaultName
^ #not
! !
!PPCNotNode methodsFor:'analysis'!
firstCharSet
^ PPCharSetPredicate on: [:e | true ]
!
isFirstSetTerminal
^ true
! !
!PPCNotNode methodsFor:'visiting'!
accept: visitor
^ visitor visitNotNode: self
! !