author | Jan Vrany <jan.vrany@fit.cvut.cz> |
Thu, 18 Jun 2015 21:20:15 +0100 | |
changeset 496 | 0433a9d7fbcd |
parent 452 | 9f4558b3be66 |
child 502 | 1e45d3c96ec5 |
permissions | -rw-r--r-- |
"{ Package: 'stx:goodies/petitparser/compiler' }" "{ NameSpace: Smalltalk }" PPCNode subclass:#PPCNilNode instanceVariableNames:'' classVariableNames:'' poolDictionaries:'' category:'PetitCompiler-Nodes' ! !PPCNilNode methodsFor:'accessing'! prefix ^ #nil ! ! !PPCNilNode methodsFor:'analysis'! acceptsEpsilon ^ true ! firstCharSet ^ PPCharSetPredicate on: [:e | false ] ! isNullable ^ true ! ! !PPCNilNode methodsFor:'visiting'! accept: visitor ^ visitor visitNilNode: self ! !