33 lines
1.1 KiB
C
33 lines
1.1 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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#pragma once
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#include "RecognitionException.h"
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namespace antlr4 {
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/// A semantic predicate failed during validation. Validation of predicates
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/// occurs when normally parsing the alternative just like matching a token.
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/// Disambiguating predicate evaluation occurs when we test a predicate during
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/// prediction.
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class ANTLR4CPP_PUBLIC FailedPredicateException : public RecognitionException {
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public:
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FailedPredicateException(Parser *recognizer);
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FailedPredicateException(Parser *recognizer, const std::string &predicate);
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FailedPredicateException(Parser *recognizer, const std::string &predicate, const std::string &message);
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virtual size_t getRuleIndex();
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virtual size_t getPredIndex();
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virtual std::string getPredicate();
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private:
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size_t _ruleIndex;
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size_t _predicateIndex;
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std::string _predicate;
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};
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} // namespace antlr4
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