Portability fixes
* do not use Object>>asString. Not all Smalltalks implement it.
* do not use Object>>name. Not all Smalltalks implement it.
* do not use Dictionary keysAndValuesRemove:. Not all Smalltalks implement it.
* do not use Class>>methods The semantics is different among Smalltalks.
Use `Class methodDictionary values` instead.
* do not modify dictionary in #at:ifAbsentPut: block!
"{ Package: 'stx:goodies/petitparser/compiler' }"
"{ NameSpace: Smalltalk }"
PPCAbstractPredicateNode subclass:#PPCCharSetPredicateNode
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'PetitCompiler-Nodes'
!
!PPCCharSetPredicateNode methodsFor:'as yet unclassified'!
start: compiler id: id
compiler startMethod: id
!
stop: compiler
^ compiler stopMethod
! !
!PPCCharSetPredicateNode methodsFor:'visiting'!
accept: visitor
^ visitor visitCharSetPredicateNode: self
! !