1 /*

     2  *

     3  * Copyright (c) 1998-2002

     4  * John Maddock

     5  *

     6  * Use, modification and distribution are subject to the 

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

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

     9  *

    10  */

    11  

    12  /*

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

    14   *   FILE         pattern_except.hpp

    15   *   VERSION      see <boost/version.hpp>

    16   *   DESCRIPTION: Declares pattern-matching exception classes.

    17   */

    18 

    19 #ifndef BOOST_RE_PAT_EXCEPT_HPP

    20 #define BOOST_RE_PAT_EXCEPT_HPP

    21 

    22 #ifndef BOOST_REGEX_CONFIG_HPP

    23 #include <boost/regex/config.hpp>

    24 #endif

    25 

    26 #include <stdexcept>

    27 #include <cstddef>

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

    29 

    30 namespace boost{

    31 

    32 #ifdef BOOST_MSVC

    33 #pragma warning(push)

    34 #pragma warning(disable: 4103)

    35 #endif

    36 #ifdef BOOST_HAS_ABI_HEADERS

    37 #  include BOOST_ABI_PREFIX

    38 #endif

    39 #ifdef BOOST_MSVC

    40 #pragma warning(pop)

    41 #endif

    42 

    43 #ifdef BOOST_MSVC

    44 #pragma warning(push)

    45 #pragma warning(disable : 4275)

    46 #endif

    47 class BOOST_REGEX_DECL regex_error : public std::runtime_error

    48 {

    49 public:

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

    51    explicit regex_error(regex_constants::error_type err);

    52    ~regex_error() throw();

    53    regex_constants::error_type code()const

    54    { return m_error_code; }

    55    std::ptrdiff_t position()const

    56    { return m_position; }

    57    void raise()const;

    58 private:

    59    regex_constants::error_type m_error_code;

    60    std::ptrdiff_t m_position;

    61 };

    62 

    63 typedef regex_error bad_pattern;

    64 typedef regex_error bad_expression;

    65 

    66 namespace re_detail{

    67 

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

    69 

    70 template <class traits>

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

    72 {

    73    (void)t;  // warning suppression

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

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

    76 }

    77 

    78 }

    79 

    80 #ifdef BOOST_MSVC

    81 #pragma warning(pop)

    82 #endif

    83 

    84 #ifdef BOOST_MSVC

    85 #pragma warning(push)

    86 #pragma warning(disable: 4103)

    87 #endif

    88 #ifdef BOOST_HAS_ABI_HEADERS

    89 #  include BOOST_ABI_SUFFIX

    90 #endif

    91 #ifdef BOOST_MSVC

    92 #pragma warning(pop)

    93 #endif

    94 

    95 } // namespace boost

    96 

    97 #endif

    98 

    99 

   100