variant_data.h 3.3 KB

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  1. /************************************************************************************
  2. * *
  3. * Copyright (c) 2014 - 2018 Axel Menzel <info@rttr.org> *
  4. * *
  5. * This file is part of RTTR (Run Time Type Reflection) *
  6. * License: MIT License *
  7. * *
  8. * Permission is hereby granted, free of charge, to any person obtaining *
  9. * a copy of this software and associated documentation files (the "Software"), *
  10. * to deal in the Software without restriction, including without limitation *
  11. * the rights to use, copy, modify, merge, publish, distribute, sublicense, *
  12. * and/or sell copies of the Software, and to permit persons to whom the *
  13. * Software is furnished to do so, subject to the following conditions: *
  14. * *
  15. * The above copyright notice and this permission notice shall be included in *
  16. * all copies or substantial portions of the Software. *
  17. * *
  18. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR *
  19. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *
  20. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE *
  21. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER *
  22. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, *
  23. * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE *
  24. * SOFTWARE. *
  25. * *
  26. *************************************************************************************/
  27. #ifndef RTTR_VARIANT_DATA_H_
  28. #define RTTR_VARIANT_DATA_H_
  29. #include "rttr/detail/misc/misc_type_traits.h"
  30. #include <type_traits>
  31. namespace rttr
  32. {
  33. namespace detail
  34. {
  35. /////////////////////////////////////////////////////////////////////////////////////////
  36. using variant_basic_types = type_list<bool,
  37. signed char, unsigned char, char, wchar_t,
  38. short int, unsigned short int, int, unsigned int,
  39. long int, unsigned long int, long long int,
  40. unsigned long long int, float, double, void*>;
  41. /*!
  42. * This is the data storage for the \ref variant class.
  43. */
  44. using variant_data = std::aligned_storage<max_sizeof_list<variant_basic_types>::value,
  45. max_alignof_list<variant_basic_types>::value>::type;
  46. /////////////////////////////////////////////////////////////////////////////////////////
  47. struct RTTR_API void_variant_type {};
  48. } // end namespace detail
  49. } // end namespace rttr
  50. #endif // RTTR_VARIANT_DATA_H_