/*

 *

 * Copyright (c) 1998-2002

 * John Maddock

 *

 * Use, modification and distribution are subject to the 

 * Boost Software License, Version 1.0. (See accompanying file 

 * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

 *

 */

 /*

  *   LOCATION:    see http://www.boost.org for most recent version.

  *   FILE         pattern_except.hpp

  *   VERSION      see <boost/version.hpp>

  *   DESCRIPTION: Declares pattern-matching exception classes.

  */

#ifndef BOOST_RE_PAT_EXCEPT_HPP

#define BOOST_RE_PAT_EXCEPT_HPP

#ifndef BOOST_REGEX_CONFIG_HPP

#include <boost/regex/config.hpp>

#endif

#include <stdexcept>

#include <cstddef>

#include <boost/regex/v4/error_type.hpp>

namespace boost{

#ifdef BOOST_HAS_ABI_HEADERS

#  include BOOST_ABI_PREFIX

#endif

#ifdef BOOST_MSVC

#pragma warning(push)

#pragma warning(disable : 4275)

#endif

   class BOOST_REGEX_DECL regex_error : public std::runtime_error

{

public:

   explicit regex_error(const std::string& s, regex_constants::error_type err = regex_constants::error_unknown, std::ptrdiff_t pos = 0);

   explicit regex_error(regex_constants::error_type err);

   ~regex_error() throw();

   regex_constants::error_type code()const

   { return m_error_code; }

   std::ptrdiff_t position()const

   { return m_position; }

   void raise()const;

private:

   regex_constants::error_type m_error_code;

   std::ptrdiff_t m_position;

};

typedef regex_error bad_pattern;

typedef regex_error bad_expression;

namespace re_detail{

BOOST_REGEX_DECL void BOOST_REGEX_CALL raise_runtime_error(const std::runtime_error& ex);

template <class traits>

void raise_error(const traits& t, regex_constants::error_type code)

{

   (void)t;  // warning suppression

   std::runtime_error e(t.error_string(code));

   ::boost::re_detail::raise_runtime_error(e);

}

}

#ifdef BOOST_HAS_ABI_HEADERS

#  include BOOST_ABI_SUFFIX

#endif

} // namespace boost

#endif