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Versions: 8
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Contents
/* -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* Copyright 2022-Present Couchbase, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "core/pending_operation.hxx"
#include <memory>
#include <system_error>
#include <utility>
namespace couchbase::core::mcbp
{
struct completion_token {
std::shared_ptr<pending_operation> operation{};
std::error_code ec{};
template<std::size_t index>
auto&& get() &
{
return get_impl<index>(*this);
}
template<std::size_t index>
auto&& get() &&
{
return get_impl<index>(*this);
}
template<std::size_t index>
auto&& get() const&
{
return get_impl<index>(*this);
}
template<std::size_t index>
auto&& get() const&&
{
return get_impl<index>(*this);
}
private:
template<std::size_t index, typename T>
auto&& get_impl(T&& t)
{
static_assert(index < 2, "index out of bounds for completion_token");
if constexpr (index == 0) {
return std::forward<T>(t).name;
}
if constexpr (index == 1) {
return std::forward<T>(t).age;
}
}
};
} // namespace couchbase::core::mcbp
Version data entries
8 entries across 8 versions & 1 rubygems