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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.
*/
#pragma once
#include "atn/ATNConfig.h"
namespace antlr4 {
namespace atn {
class ANTLR4CPP_PUBLIC LexerATNConfig : public ATNConfig {
public:
LexerATNConfig(ATNState* state, int alt,
Ref<PredictionContext> const& context);
LexerATNConfig(ATNState* state, int alt,
Ref<PredictionContext> const& context,
Ref<LexerActionExecutor> const& lexerActionExecutor);
LexerATNConfig(Ref<LexerATNConfig> const& c, ATNState* state);
LexerATNConfig(Ref<LexerATNConfig> const& c, ATNState* state,
Ref<LexerActionExecutor> const& lexerActionExecutor);
LexerATNConfig(Ref<LexerATNConfig> const& c, ATNState* state,
Ref<PredictionContext> const& context);
/**
* Gets the {@link LexerActionExecutor} capable of executing the embedded
* action(s) for the current configuration.
*/
Ref<LexerActionExecutor> getLexerActionExecutor() const;
bool hasPassedThroughNonGreedyDecision();
virtual size_t hashCode() const override;
bool operator==(const LexerATNConfig& other) const;
private:
/**
* This is the backing field for {@link #getLexerActionExecutor}.
*/
const Ref<LexerActionExecutor> _lexerActionExecutor;
const bool _passedThroughNonGreedyDecision;
static bool checkNonGreedyDecision(Ref<LexerATNConfig> const& source,
ATNState* target);
};
} // namespace atn
} // namespace antlr4
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