Line data    Source code

       1            0 : // Distributed under the MIT License.
       2              : // See LICENSE.txt for details.
       3              : 
       4              : #pragma once
       5              : 
       6              : #include <type_traits>
       7              : 
       8              : #include "Utilities/TMPL.hpp"
       9              : 
      10              : namespace db {
      11              : /// Concept for a class constructible from tags listed in a
      12              : /// `creation_tags` type alias.
      13              : template <typename T>
      14              : concept constructible_from_tags = tmpl::wrap<
      15              :     tmpl::push_front<tmpl::transform<typename T::creation_tags,
      16              :                                      tmpl::bind<tmpl::type_from, tmpl::_1>>,
      17              :                      T>,
      18              :     std::is_constructible>::value;
      19              : }  // namespace db