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File indexing completed on 2025-01-18 09:54:52

0001 ///////////////////////////////////////////////////////////////////////////////
0002 // Copyright (c) Lewis Baker
0003 // Licenced under MIT license. See LICENSE.txt for details.
0004 ///////////////////////////////////////////////////////////////////////////////
0005 #ifndef CPPCORO_IS_AWAITABLE_HPP_INCLUDED
0006 #define CPPCORO_IS_AWAITABLE_HPP_INCLUDED
0007 
0008 #include <cppcoro/detail/get_awaiter.hpp>
0009 
0010 #include <type_traits>
0011 
0012 namespace cppcoro
0013 {
0014     template<typename T, typename = std::void_t<>>
0015     struct is_awaitable : std::false_type {};
0016 
0017     template<typename T>
0018     struct is_awaitable<T, std::void_t<decltype(cppcoro::detail::get_awaiter(std::declval<T>()))>>
0019         : std::true_type
0020     {};
0021 
0022     template<typename T>
0023     constexpr bool is_awaitable_v = is_awaitable<T>::value;
0024 }
0025 
0026 #endif