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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 "misc/MurmurHash.h"
#include "Lexer.h"
#include "support/Casts.h"
#include "atn/LexerPushModeAction.h"
using namespace antlr4;
using namespace antlr4::atn;
using namespace antlr4::misc;
using namespace antlrcpp;
LexerPushModeAction::LexerPushModeAction(int mode) : LexerAction(LexerActionType::PUSH_MODE, false), _mode(mode) {}
void LexerPushModeAction::execute(Lexer *lexer) const {
lexer->pushMode(getMode());
}
size_t LexerPushModeAction::hashCodeImpl() const {
size_t hash = MurmurHash::initialize();
hash = MurmurHash::update(hash, static_cast<size_t>(getActionType()));
hash = MurmurHash::update(hash, getMode());
return MurmurHash::finish(hash, 2);
}
bool LexerPushModeAction::equals(const LexerAction &other) const {
if (this == std::addressof(other)) {
return true;
}
if (getActionType() != other.getActionType()) {
return false;
}
const auto &lexerAction = downCast<const LexerPushModeAction&>(other);
return getMode() == lexerAction.getMode();
}
std::string LexerPushModeAction::toString() const {
return "pushMode(" + std::to_string(getMode()) + ")";
}
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