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