.. _program_listing_file_src_ifcparse_IfcException.h:

Program Listing for File IfcException.h
=======================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_ifcparse_IfcException.h>` (``src/ifcparse/IfcException.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /********************************************************************************
    *                                                                              *
    * This file is part of IfcOpenShell.                                           *
    *                                                                              *
    * IfcOpenShell is free software: you can redistribute it and/or modify         *
    * it under the terms of the Lesser GNU General Public License as published by  *
    * the Free Software Foundation, either version 3.0 of the License, or          *
    * (at your option) any later version.                                          *
    *                                                                              *
    * IfcOpenShell is distributed in the hope that it will be useful,              *
    * but WITHOUT ANY WARRANTY; without even the implied warranty of               *
    * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                 *
    * Lesser GNU General Public License for more details.                          *
    *                                                                              *
    * You should have received a copy of the Lesser GNU General Public License     *
    * along with this program. If not, see <http://www.gnu.org/licenses/>.         *
    *                                                                              *
    ********************************************************************************/
   
   #ifndef IFCEXCEPTION_H
   #define IFCEXCEPTION_H
   
   #include "ifc_parse_api.h"
   
   #include <boost/lexical_cast.hpp>
   
   #include <exception>
   #include <string>
   
   #ifdef _MSC_VER
   // "C4275 can be ignored in Visual C++ if you are deriving from a type in the Standard C++ Library",
   // https://msdn.microsoft.com/en-us/library/3tdb471s.aspx
   #pragma warning(push)
   #pragma warning(disable : 4275)
   #endif
   
   namespace IfcParse {
       class IFC_PARSE_API IfcException : public std::exception {
       private:
           std::string message;
       public:
           IfcException(const std::string& m)
                : message(m) {}
           virtual ~IfcException () throw () {}
           virtual const char* what() const throw() {
               return message.c_str(); 
           }
       };
   
       class IFC_PARSE_API IfcAttributeOutOfRangeException : public IfcException {
       public:
           IfcAttributeOutOfRangeException(const std::string& e)
               : IfcException(e) {}
           ~IfcAttributeOutOfRangeException () throw () {}
       };
   
       class IFC_PARSE_API IfcInvalidTokenException : public IfcException {
       public:
           IfcInvalidTokenException(
               int token_start,
               const std::string& token_string,
               const std::string& expected_type
           )
               : IfcException(
                   std::string("Token ") + token_string + " at " + 
                   boost::lexical_cast<std::string>(token_start) + 
                   " invalid " + expected_type
               )
           {}
           IfcInvalidTokenException(
               int token_start,
               char c
           )
               : IfcException(
                   std::string("Unexpected '") + std::string(1, c) + "' at " +
                   boost::lexical_cast<std::string>(token_start)
               )
           {}
           ~IfcInvalidTokenException() throw () {}
       };
   
   }
   
   #ifdef _MSC_VER
   #pragma warning(pop)
   #endif
   
   #endif