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/* 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 "Lexer.h"
#include "misc/MurmurHash.h"
#include "support/CPPUtils.h"
#include "atn/LexerCustomAction.h"
using namespace antlr4;
using namespace antlr4::atn;
using namespace antlr4::misc;
LexerCustomAction::LexerCustomAction(size_t ruleIndex, size_t actionIndex)
: _ruleIndex(ruleIndex), _actionIndex(actionIndex) {}
size_t LexerCustomAction::getRuleIndex() const { return _ruleIndex; }
size_t LexerCustomAction::getActionIndex() const { return _actionIndex; }
LexerActionType LexerCustomAction::getActionType() const {
return LexerActionType::CUSTOM;
}
bool LexerCustomAction::isPositionDependent() const { return true; }
void LexerCustomAction::execute(Lexer* lexer) {
lexer->action(nullptr, _ruleIndex, _actionIndex);
}
size_t LexerCustomAction::hashCode() const {
size_t hash = MurmurHash::initialize();
hash = MurmurHash::update(hash, static_cast<size_t>(getActionType()));
hash = MurmurHash::update(hash, _ruleIndex);
hash = MurmurHash::update(hash, _actionIndex);
return MurmurHash::finish(hash, 3);
}
bool LexerCustomAction::operator==(const LexerAction& obj) const {
if (&obj == this) {
return true;
}
const LexerCustomAction* action =
dynamic_cast<const LexerCustomAction*>(&obj);
if (action == nullptr) {
return false;
}
return _ruleIndex == action->_ruleIndex &&
_actionIndex == action->_actionIndex;
}
std::string LexerCustomAction::toString() const {
return antlrcpp::toString(this);
}
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