57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
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/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
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* Use of this file is governed by the BSD 3-clause license that
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* can be found in the LICENSE.txt file in the project root.
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*/
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#include "misc/MurmurHash.h"
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#include "Lexer.h"
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#include "atn/LexerPushModeAction.h"
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using namespace antlr4;
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using namespace antlr4::atn;
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using namespace antlr4::misc;
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LexerPushModeAction::LexerPushModeAction(int mode) : _mode(mode) {
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}
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int LexerPushModeAction::getMode() const {
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return _mode;
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}
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LexerActionType LexerPushModeAction::getActionType() const {
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return LexerActionType::PUSH_MODE;
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}
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bool LexerPushModeAction::isPositionDependent() const {
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return false;
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}
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void LexerPushModeAction::execute(Lexer *lexer) {
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lexer->pushMode(_mode);
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}
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size_t LexerPushModeAction::hashCode() const {
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size_t hash = MurmurHash::initialize();
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hash = MurmurHash::update(hash, static_cast<size_t>(getActionType()));
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hash = MurmurHash::update(hash, _mode);
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return MurmurHash::finish(hash, 2);
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}
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bool LexerPushModeAction::operator == (const LexerAction &obj) const {
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if (&obj == this) {
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return true;
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}
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const LexerPushModeAction *action = dynamic_cast<const LexerPushModeAction *>(&obj);
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if (action == nullptr) {
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return false;
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}
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return _mode == action->_mode;
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}
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std::string LexerPushModeAction::toString() const {
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return "pushMode(" + std::to_string(_mode) + ")";
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}
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