Portabiluty: use `Exception new signal: message` to throw exceptions
...instead of #signalWith: It seems that this is the only portable way
to throw exceptions (at least among Pharo and Smalltalk/X)
"{ 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
! !