Line data    Source code

       1             : // Copyright (c) 2022  Made to Order Software Corp.  All Rights Reserved
       2             : //
       3             : // https://snapwebsites.org/project/snapdev
       4             : // contact@m2osw.com
       5             : //
       6             : // This program is free software; you can redistribute it and/or modify
       7             : // it under the terms of the GNU General Public License as published by
       8             : // the Free Software Foundation; either version 2 of the License, or
       9             : // (at your option) any later version.
      10             : //
      11             : // This program 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             : // You should have received a copy of the GNU General Public License along
      17             : // with this program; if not, write to the Free Software Foundation, Inc.,
      18             : // 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
      19             : #pragma once
      20             : 
      21             : // self
      22             : //
      23             : #include    <snapdev/not_used.h>
      24             : 
      25             : 
      26             : // C++ lib
      27             : //
      28             : #include    <iostream>
      29             : 
      30             : 
      31             : 
      32             : namespace snapdev
      33             : {
      34             : 
      35             : /** \brief A debug/non-debug assert() which can include side effects.
      36             :  *
      37             :  * This function is safe to use without any special protection. The
      38             :  * expression to verify will be optimized out, except for any part which
      39             :  * may have side effects.
      40             :  *
      41             :  * \param[in] test_result  The value to be tested, if true, the assert passes.
      42             :  * \param[in] ... args  Arguments to pass to std::cerr for a user defined
      43             :  * message.
      44             :  */
      45             : template<typename ... Args>
      46           1 : void SAFE_ASSERT(bool test_result, Args && ... args)
      47             : {
      48             : #ifdef _DEBUG
      49           1 :     if(!test_result)
      50             :     {
      51           0 :         (std::cerr << ... << args);
      52           0 :         std::cerr << std::endl;
      53           0 :         std::terminate();
      54             :     }
      55             : #else
      56             :     NOT_USED(test_result, args...);
      57             : #endif
      58           1 : }
      59             : 
      60             : 
      61             : 
      62             : } // snap namespacedev
      63             : // vim: ts=4 sw=4 et