47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
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//
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// is_executor.hpp
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// ~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_IS_EXECUTOR_HPP
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#define ASIO_IS_EXECUTOR_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#include "asio/detail/is_executor.hpp"
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#include "asio/detail/push_options.hpp"
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namespace asio {
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/// The is_executor trait detects whether a type T meets the Executor type
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/// requirements.
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/**
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* Class template @c is_executor is a UnaryTypeTrait that is derived from @c
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* true_type if the type @c T meets the syntactic requirements for Executor,
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* otherwise @c false_type.
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*/
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template <typename T>
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struct is_executor
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#if defined(GENERATING_DOCUMENTATION)
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: integral_constant<bool, automatically_determined>
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#else // defined(GENERATING_DOCUMENTATION)
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: asio::detail::is_executor<T>
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#endif // defined(GENERATING_DOCUMENTATION)
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{
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};
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_IS_EXECUTOR_HPP
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