author | Jan Vrany <jan.vrany@fit.cvut.cz> |
Mon, 18 Jan 2016 08:05:03 +0000 | |
changeset 555 | 4aa0496e6c22 |
parent 515 | b5316ef15274 |
permissions | -rw-r--r-- |
"{ Package: 'stx:goodies/petitparser/compiler' }" "{ NameSpace: Smalltalk }" PPCDelegateNode subclass:#PPCOptionalNode instanceVariableNames:'' classVariableNames:'' poolDictionaries:'' category:'PetitCompiler-Nodes' ! !PPCOptionalNode methodsFor:'accessing'! defaultName ^ #opt ! ! !PPCOptionalNode methodsFor:'analysis'! acceptsEpsilon ^ true ! acceptsEpsilonOpenSet: set ^ true ! isNullable ^ true ! ! !PPCOptionalNode methodsFor:'visiting'! accept: visitor ^ visitor visitOptionalNode: self ! !