boost/regex/pattern_except.hpp

   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
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