107 lines
2.4 KiB
C++
107 lines
2.4 KiB
C++
/*
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*
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* Copyright (c) 1998-2002
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* John Maddock
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*
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* Use, modification and distribution are subject to the
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* Boost Software License, Version 1.0. (See accompanying file
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* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*
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*/
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/*
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* LOCATION: see http://www.boost.org for most recent version.
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* FILE pattern_except.hpp
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* VERSION see <boost/version.hpp>
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* DESCRIPTION: Declares pattern-matching exception classes.
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*/
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#ifndef BOOST_RE_V5_PAT_EXCEPT_HPP
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#define BOOST_RE_V5_PAT_EXCEPT_HPP
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#ifndef BOOST_REGEX_CONFIG_HPP
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#include <boost/regex/config.hpp>
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#endif
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#include <cstddef>
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#include <stdexcept>
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#include <boost/regex/v5/error_type.hpp>
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#include <boost/regex/v5/regex_traits_defaults.hpp>
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namespace boost{
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#ifdef BOOST_REGEX_MSVC
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#pragma warning(push)
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#pragma warning(disable : 4275)
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#if BOOST_REGEX_MSVC >= 1800
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#pragma warning(disable : 26812 4459)
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#endif
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#endif
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class regex_error : public std::runtime_error
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{
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public:
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explicit regex_error(const std::string& s, regex_constants::error_type err = regex_constants::error_unknown, std::ptrdiff_t pos = 0)
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: std::runtime_error(s)
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, m_error_code(err)
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, m_position(pos)
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{
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}
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explicit regex_error(regex_constants::error_type err)
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: std::runtime_error(::boost::BOOST_REGEX_DETAIL_NS::get_default_error_string(err))
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, m_error_code(err)
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, m_position(0)
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{
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}
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~regex_error() noexcept override {}
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regex_constants::error_type code()const
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{ return m_error_code; }
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std::ptrdiff_t position()const
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{ return m_position; }
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void raise()const
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{
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#ifndef BOOST_NO_EXCEPTIONS
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#ifndef BOOST_REGEX_STANDALONE
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::boost::throw_exception(*this);
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#else
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throw* this;
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#endif
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#endif
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}
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private:
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regex_constants::error_type m_error_code;
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std::ptrdiff_t m_position;
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};
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typedef regex_error bad_pattern;
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typedef regex_error bad_expression;
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namespace BOOST_REGEX_DETAIL_NS{
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template <class E>
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inline void raise_runtime_error(const E& ex)
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{
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#ifndef BOOST_REGEX_STANDALONE
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::boost::throw_exception(ex);
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#else
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throw ex;
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#endif
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}
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template <class traits>
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void raise_error(const traits& t, regex_constants::error_type code)
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{
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(void)t; // warning suppression
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regex_error e(t.error_string(code), code, 0);
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::boost::BOOST_REGEX_DETAIL_NS::raise_runtime_error(e);
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}
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}
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#ifdef BOOST_REGEX_MSVC
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#pragma warning(pop)
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#endif
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} // namespace boost
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#endif
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