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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/SingletonPredictionContext.h"
namespace antlr4 {
namespace atn {
class ANTLR4CPP_PUBLIC EmptyPredictionContext : public SingletonPredictionContext {
public:
EmptyPredictionContext();
virtual bool isEmpty() const override;
virtual size_t size() const override;
virtual Ref<PredictionContext> getParent(size_t index) const override;
virtual size_t getReturnState(size_t index) const override;
virtual std::string toString() const override;
virtual bool operator == (const PredictionContext &o) const override;
};
} // namespace atn
} // namespace antlr4
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