/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved. * Use of this file is governed by the BSD 3-clause license that * can be found in the LICENSE.txt file in the project root. */ #include "Exceptions.h" #include "support/Arrays.h" #include "atn/Transition.h" using namespace antlr4; using namespace antlr4::atn; using namespace antlrcpp; Transition::Transition(TransitionType transitionType, ATNState *target) : _transitionType(transitionType) { if (target == nullptr) { throw NullPointerException("target cannot be null."); } this->target = target; } bool Transition::isEpsilon() const { return false; } misc::IntervalSet Transition::label() const { return misc::IntervalSet::EMPTY_SET; } std::string Transition::toString() const { std::stringstream ss; ss << "(Transition " << std::hex << this << ", target: " << std::hex << target << ')'; return ss.str(); }