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Diffstat (limited to 'antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/FailedPredicateException.h')
| -rw-r--r-- | antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/FailedPredicateException.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/FailedPredicateException.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/FailedPredicateException.h new file mode 100644 index 0000000..16e37f7 --- /dev/null +++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/FailedPredicateException.h @@ -0,0 +1,32 @@ +/* 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 "RecognitionException.h" + +namespace antlr4 { + + /// A semantic predicate failed during validation. Validation of predicates + /// occurs when normally parsing the alternative just like matching a token. + /// Disambiguating predicate evaluation occurs when we test a predicate during + /// prediction. + class ANTLR4CPP_PUBLIC FailedPredicateException : public RecognitionException { + public: + FailedPredicateException(Parser *recognizer); + FailedPredicateException(Parser *recognizer, const std::string &predicate); + FailedPredicateException(Parser *recognizer, const std::string &predicate, const std::string &message); + + virtual size_t getRuleIndex(); + virtual size_t getPredIndex(); + virtual std::string getPredicate(); + + private: + size_t _ruleIndex; + size_t _predicateIndex; + std::string _predicate; + }; + +} // namespace antlr4 |
