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Current view: top level - usr/include/c++/9/bits - regex_error.h (source / functions) Hit Total Coverage
Test: ROSE Lines: 0 4 0.0 %
Date: 2022-12-08 13:48:47 Functions: 0 1 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : // class template regex -*- C++ -*-
       2             : 
       3             : // Copyright (C) 2010-2019 Free Software Foundation, Inc.
       4             : //
       5             : // This file is part of the GNU ISO C++ Library.  This library is free
       6             : // software; you can redistribute it and/or modify it under the
       7             : // terms of the GNU General Public License as published by the
       8             : // Free Software Foundation; either version 3, or (at your option)
       9             : // any later version.
      10             : 
      11             : // This library is distributed in the hope that it will be useful,
      12             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             : // GNU General Public License for more details.
      15             : 
      16             : // Under Section 7 of GPL version 3, you are granted additional
      17             : // permissions described in the GCC Runtime Library Exception, version
      18             : // 3.1, as published by the Free Software Foundation.
      19             : 
      20             : // You should have received a copy of the GNU General Public License and
      21             : // a copy of the GCC Runtime Library Exception along with this program;
      22             : // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
      23             : // <http://www.gnu.org/licenses/>.
      24             : 
      25             : /**
      26             :  * @file bits/regex_error.h
      27             :  * @brief Error and exception objects for the std regex library.
      28             :  *
      29             :  *  This is an internal header file, included by other library headers.
      30             :  *  Do not attempt to use it directly. @headername{regex}
      31             :  */
      32             : 
      33             : namespace std _GLIBCXX_VISIBILITY(default)
      34             : {
      35             : _GLIBCXX_BEGIN_NAMESPACE_VERSION
      36             : 
      37             : /**
      38             :  * @addtogroup regex
      39             :  * @{
      40             :  */
      41             : 
      42             : namespace regex_constants
      43             : {
      44             :   /**
      45             :    * @name 5.3 Error Types
      46             :    */
      47             :   ///@{
      48             : 
      49             :   enum error_type
      50             :     {
      51             :       _S_error_collate,
      52             :       _S_error_ctype,
      53             :       _S_error_escape,
      54             :       _S_error_backref,
      55             :       _S_error_brack,
      56             :       _S_error_paren,
      57             :       _S_error_brace,
      58             :       _S_error_badbrace,
      59             :       _S_error_range,
      60             :       _S_error_space,
      61             :       _S_error_badrepeat,
      62             :       _S_error_complexity,
      63             :       _S_error_stack,
      64             :     };
      65             : 
      66             :   /** The expression contained an invalid collating element name. */
      67             :   constexpr error_type error_collate(_S_error_collate);
      68             : 
      69             :   /** The expression contained an invalid character class name. */
      70             :   constexpr error_type error_ctype(_S_error_ctype);
      71             : 
      72             :   /**
      73             :    * The expression contained an invalid escaped character, or a trailing
      74             :    * escape.
      75             :    */
      76             :   constexpr error_type error_escape(_S_error_escape);
      77             : 
      78             :   /** The expression contained an invalid back reference. */
      79             :   constexpr error_type error_backref(_S_error_backref);
      80             : 
      81             :   /** The expression contained mismatched [ and ]. */
      82             :   constexpr error_type error_brack(_S_error_brack);
      83             : 
      84             :   /** The expression contained mismatched ( and ). */
      85             :   constexpr error_type error_paren(_S_error_paren);
      86             : 
      87             :   /** The expression contained mismatched { and } */
      88             :   constexpr error_type error_brace(_S_error_brace);
      89             : 
      90             :   /** The expression contained an invalid range in a {} expression. */
      91             :   constexpr error_type error_badbrace(_S_error_badbrace);
      92             : 
      93             :   /**
      94             :    * The expression contained an invalid character range,
      95             :    * such as [b-a] in most encodings.
      96             :    */
      97             :   constexpr error_type error_range(_S_error_range);
      98             : 
      99             :   /**
     100             :    * There was insufficient memory to convert the expression into a
     101             :    * finite state machine.
     102             :    */
     103             :   constexpr error_type error_space(_S_error_space);
     104             : 
     105             :   /**
     106             :    * One of <em>*?+{</em> was not preceded by a valid regular expression.
     107             :    */
     108             :   constexpr error_type error_badrepeat(_S_error_badrepeat);
     109             : 
     110             :   /**
     111             :    * The complexity of an attempted match against a regular expression
     112             :    * exceeded a pre-set level.
     113             :    */
     114             :   constexpr error_type error_complexity(_S_error_complexity);
     115             : 
     116             :   /**
     117             :    * There was insufficient memory to determine whether the
     118             :    * regular expression could match the specified character sequence.
     119             :    */
     120             :   constexpr error_type error_stack(_S_error_stack);
     121             : 
     122             :   ///@}
     123             : } // namespace regex_constants
     124             : 
     125             :   // [7.8] Class regex_error
     126             :   /**
     127             :    * @brief A regular expression exception class.
     128             :    * @ingroup exceptions
     129             :    *
     130             :    * The regular expression library throws objects of this class on error.
     131             :    */
     132             :   class regex_error : public std::runtime_error
     133             :   {
     134             :     regex_constants::error_type _M_code;
     135             : 
     136             :   public:
     137             :     /**
     138             :      * @brief Constructs a regex_error object.
     139             :      *
     140             :      * @param __ecode the regex error code.
     141             :      */
     142             :     explicit
     143             :     regex_error(regex_constants::error_type __ecode);
     144             : 
     145             :     virtual ~regex_error() throw();
     146             : 
     147             :     /**
     148             :      * @brief Gets the regex error code.
     149             :      *
     150             :      * @returns the regex error code.
     151             :      */
     152             :     regex_constants::error_type
     153             :     code() const
     154             :     { return _M_code; }
     155             : 
     156             :   private:
     157           0 :     regex_error(regex_constants::error_type __ecode, const char* __what)
     158           0 :     : std::runtime_error(__what), _M_code(__ecode)
     159             :     { }
     160             : 
     161             :     friend void __throw_regex_error(regex_constants::error_type, const char*);
     162             :   };
     163             : 
     164             :   ///@} // group regex
     165             : 
     166             :   void
     167             :   __throw_regex_error(regex_constants::error_type __ecode);
     168             : 
     169             :   inline void
     170           0 :   __throw_regex_error(regex_constants::error_type __ecode, const char* __what)
     171           0 :   { _GLIBCXX_THROW_OR_ABORT(regex_error(__ecode, __what)); }
     172             : 
     173             : _GLIBCXX_END_NAMESPACE_VERSION
     174             : } // namespace std

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