32 lines
916 B
C++
32 lines
916 B
C++
/* 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 "RecognitionException.h"
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#include "atn/ATNConfigSet.h"
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namespace antlr4 {
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class ANTLR4CPP_PUBLIC LexerNoViableAltException : public RecognitionException {
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public:
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LexerNoViableAltException(Lexer *lexer, CharStream *input, size_t startIndex,
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atn::ATNConfigSet *deadEndConfigs);
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virtual size_t getStartIndex();
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virtual atn::ATNConfigSet* getDeadEndConfigs();
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virtual std::string toString();
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private:
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/// Matching attempted at what input index?
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const size_t _startIndex;
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/// Which configurations did we try at input.index() that couldn't match input.LA(1)?
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atn::ATNConfigSet *_deadEndConfigs;
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};
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} // namespace antlr4
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