cobalt/experimental/frame.hpp

0001 //
0002 // Copyright (c) 2024 Klemens Morgenstern (klemens.morgenstern@gmx.net)
0003 //
0004 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0005 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0006 //
0007
0008 #ifndef BOOST_COBALT_EXPERIMENTAL_FRAME_HPP
0009 #define BOOST_COBALT_EXPERIMENTAL_FRAME_HPP
0010
0011 #include <type_traits>
0012 #include <utility>
0013
0014 namespace boost::cobalt::experimental
0015 {
0016
0017 template<typename Impl, typename Promise>
0018 struct frame
0019 {
0020   void (*resume_) (frame *) = +[](frame * ff) { static_cast<Impl*>(ff)->resume();};
0021   void (*destroy_)(frame *) = +[](frame * ff) { static_cast<Impl*>(ff)->destroy();};
0022   typedef Promise promise_type;
0023   Promise promise;
0024
0025   template<typename ... Args>
0026   frame(Args && ... args) : promise(std::forward<Args>(args)...)
0027   {
0028   }
0029
0030 };
0031
0032
0033 }
0034
0035 #endif //BOOST_COBALT_EXPERIMENTAL_FRAME_HPP