Adds asio library and Storage Module
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//
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// execution/receiver.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2020 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_EXECUTION_RECEIVER_HPP
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#define ASIO_EXECUTION_RECEIVER_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/type_traits.hpp"
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#include "asio/detail/variadic_templates.hpp"
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#include "asio/execution/set_done.hpp"
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#include "asio/execution/set_error.hpp"
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#include "asio/execution/set_value.hpp"
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#if defined(ASIO_HAS_STD_EXCEPTION_PTR)
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# include <exception>
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#else // defined(ASIO_HAS_STD_EXCEPTION_PTR)
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# include "asio/error_code.hpp"
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#endif // defined(ASIO_HAS_STD_EXCEPTION_PTR)
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#if defined(ASIO_HAS_DEDUCED_SET_DONE_FREE_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_SET_DONE_MEMBER_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_SET_ERROR_FREE_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_SET_ERROR_MEMBER_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_SET_VALUE_FREE_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_SET_VALUE_MEMBER_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_RECEIVER_OF_FREE_TRAIT) \
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&& defined(ASIO_HAS_DEDUCED_RECEIVER_OF_MEMBER_TRAIT)
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# define ASIO_HAS_DEDUCED_EXECUTION_IS_RECEIVER_TRAIT 1
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#endif // defined(ASIO_HAS_DEDUCED_SET_DONE_FREE_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_SET_DONE_MEMBER_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_SET_ERROR_FREE_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_SET_ERROR_MEMBER_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_SET_VALUE_FREE_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_SET_VALUE_MEMBER_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_RECEIVER_OF_FREE_TRAIT)
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// && defined(ASIO_HAS_DEDUCED_RECEIVER_OF_MEMBER_TRAIT)
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#include "asio/detail/push_options.hpp"
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namespace asio {
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namespace execution {
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namespace detail {
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template <typename T, typename E>
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struct is_receiver_base :
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integral_constant<bool,
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is_move_constructible<typename remove_cvref<T>::type>::value
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&& is_constructible<typename remove_cvref<T>::type, T>::value
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>
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{
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};
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} // namespace detail
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#if defined(ASIO_HAS_STD_EXCEPTION_PTR)
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# define ASIO_EXECUTION_RECEIVER_ERROR_DEFAULT = std::exception_ptr
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#else // defined(ASIO_HAS_STD_EXCEPTION_PTR)
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# define ASIO_EXECUTION_RECEIVER_ERROR_DEFAULT \
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= ::asio::error_code
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#endif // defined(ASIO_HAS_STD_EXCEPTION_PTR)
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/// The is_receiver trait detects whether a type T satisfies the
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/// execution::receiver concept.
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/**
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* Class template @c is_receiver is a type trait that is derived from @c
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* true_type if the type @c T meets the concept definition for a receiver for
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* error type @c E, otherwise @c false_type.
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*/
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template <typename T, typename E ASIO_EXECUTION_RECEIVER_ERROR_DEFAULT>
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struct is_receiver :
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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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conditional<
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can_set_done<typename remove_cvref<T>::type>::value
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&& is_nothrow_set_done<typename remove_cvref<T>::type>::value
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&& can_set_error<typename remove_cvref<T>::type, E>::value
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&& is_nothrow_set_error<typename remove_cvref<T>::type, E>::value,
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detail::is_receiver_base<T, E>,
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false_type
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>::type
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#endif // defined(GENERATING_DOCUMENTATION)
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{
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};
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#if defined(ASIO_HAS_VARIABLE_TEMPLATES)
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template <typename T, typename E ASIO_EXECUTION_RECEIVER_ERROR_DEFAULT>
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ASIO_CONSTEXPR const bool is_receiver_v = is_receiver<T, E>::value;
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#endif // defined(ASIO_HAS_VARIABLE_TEMPLATES)
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#if defined(ASIO_HAS_CONCEPTS)
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template <typename T, typename E ASIO_EXECUTION_RECEIVER_ERROR_DEFAULT>
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ASIO_CONCEPT receiver = is_receiver<T, E>::value;
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#define ASIO_EXECUTION_RECEIVER ::asio::execution::receiver
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#else // defined(ASIO_HAS_CONCEPTS)
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#define ASIO_EXECUTION_RECEIVER typename
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#endif // defined(ASIO_HAS_CONCEPTS)
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#if defined(ASIO_HAS_VARIADIC_TEMPLATES) \
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|| defined(GENERATING_DOCUMENTATION)
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/// The is_receiver_of trait detects whether a type T satisfies the
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/// execution::receiver_of concept for some set of value arguments.
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/**
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* Class template @c is_receiver_of is a type trait that is derived from @c
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* true_type if the type @c T meets the concept definition for a receiver for
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* value arguments @c Vs, otherwise @c false_type.
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*/
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template <typename T, typename... Vs>
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struct is_receiver_of :
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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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conditional<
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is_receiver<T>::value,
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can_set_value<typename remove_cvref<T>::type, Vs...>,
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false_type
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>::type
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#endif // defined(GENERATING_DOCUMENTATION)
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{
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};
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#if defined(ASIO_HAS_VARIABLE_TEMPLATES)
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template <typename T, typename... Vs>
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ASIO_CONSTEXPR const bool is_receiver_of_v =
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is_receiver_of<T, Vs...>::value;
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#endif // defined(ASIO_HAS_VARIABLE_TEMPLATES)
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#if defined(ASIO_HAS_CONCEPTS)
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template <typename T, typename... Vs>
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ASIO_CONCEPT receiver_of = is_receiver_of<T, Vs...>::value;
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#define ASIO_EXECUTION_RECEIVER_OF_0 \
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::asio::execution::receiver_of
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#define ASIO_EXECUTION_RECEIVER_OF_1(v) \
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::asio::execution::receiver_of<v>
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#else // defined(ASIO_HAS_CONCEPTS)
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#define ASIO_EXECUTION_RECEIVER_OF_0 typename
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#define ASIO_EXECUTION_RECEIVER_OF_1(v) typename
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#endif // defined(ASIO_HAS_CONCEPTS)
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#else // defined(ASIO_HAS_VARIADIC_TEMPLATES)
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// || defined(GENERATING_DOCUMENTATION)
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template <typename T, typename = void,
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typename = void, typename = void, typename = void, typename = void,
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typename = void, typename = void, typename = void, typename = void>
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struct is_receiver_of;
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template <typename T>
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struct is_receiver_of<T> :
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conditional<
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is_receiver<T>::value,
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can_set_value<typename remove_cvref<T>::type>,
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false_type
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>::type
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{
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};
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#define ASIO_PRIVATE_RECEIVER_OF_TRAITS_DEF(n) \
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template <typename T, ASIO_VARIADIC_TPARAMS(n)> \
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struct is_receiver_of<T, ASIO_VARIADIC_TARGS(n)> : \
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conditional< \
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conditional<true, is_receiver<T>, void>::type::value, \
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can_set_value< \
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typename remove_cvref<T>::type, \
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ASIO_VARIADIC_TARGS(n)>, \
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false_type \
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>::type \
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{ \
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}; \
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/**/
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ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_RECEIVER_OF_TRAITS_DEF)
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#undef ASIO_PRIVATE_RECEIVER_OF_TRAITS_DEF
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#define ASIO_EXECUTION_RECEIVER_OF_0 typename
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#define ASIO_EXECUTION_RECEIVER_OF_1(v) typename
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#endif // defined(ASIO_HAS_VARIADIC_TEMPLATES)
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// || defined(GENERATING_DOCUMENTATION)
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#if defined(ASIO_HAS_VARIADIC_TEMPLATES) \
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|| defined(GENERATING_DOCUMENTATION)
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/// The is_nothrow_receiver_of trait detects whether a type T satisfies the
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/// execution::receiver_of concept for some set of value arguments, with a
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/// noexcept @c set_value operation.
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/**
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* Class template @c is_nothrow_receiver_of is a type trait that is derived
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* from @c true_type if the type @c T meets the concept definition for a
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* receiver for value arguments @c Vs, and the expression
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* <tt>execution::set_value(declval<T>(), declval<Ts>()...)</tt> is noexcept,
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* otherwise @c false_type.
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*/
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template <typename T, typename... Vs>
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struct is_nothrow_receiver_of :
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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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integral_constant<bool,
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is_receiver_of<T, Vs...>::value
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&& is_nothrow_set_value<typename remove_cvref<T>::type, Vs...>::value
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>
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#endif // defined(GENERATING_DOCUMENTATION)
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{
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};
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#if defined(ASIO_HAS_VARIABLE_TEMPLATES)
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template <typename T, typename... Vs>
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ASIO_CONSTEXPR const bool is_nothrow_receiver_of_v =
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is_nothrow_receiver_of<T, Vs...>::value;
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#endif // defined(ASIO_HAS_VARIABLE_TEMPLATES)
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#else // defined(ASIO_HAS_VARIADIC_TEMPLATES)
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// || defined(GENERATING_DOCUMENTATION)
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template <typename T, typename = void,
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typename = void, typename = void, typename = void, typename = void,
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typename = void, typename = void, typename = void, typename = void>
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struct is_nothrow_receiver_of;
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template <typename T>
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struct is_nothrow_receiver_of<T> :
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integral_constant<bool,
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is_receiver_of<T>::value
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&& is_nothrow_set_value<typename remove_cvref<T>::type>::value
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>
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{
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};
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#define ASIO_PRIVATE_NOTHROW_RECEIVER_OF_TRAITS_DEF(n) \
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template <typename T, ASIO_VARIADIC_TPARAMS(n)> \
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struct is_nothrow_receiver_of<T, ASIO_VARIADIC_TARGS(n)> : \
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integral_constant<bool, \
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is_receiver_of<T, ASIO_VARIADIC_TARGS(n)>::value \
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&& is_nothrow_set_value<typename remove_cvref<T>::type, \
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ASIO_VARIADIC_TARGS(n)>::value \
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> \
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{ \
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}; \
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/**/
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ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_NOTHROW_RECEIVER_OF_TRAITS_DEF)
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#undef ASIO_PRIVATE_NOTHROW_RECEIVER_OF_TRAITS_DEF
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#endif // defined(ASIO_HAS_VARIADIC_TEMPLATES)
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// || defined(GENERATING_DOCUMENTATION)
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} // namespace execution
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_EXECUTION_RECEIVER_HPP
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