// Copyright 2016 The Chromium Authors. All rights reserved.
|
// Use of this source code is governed by a BSD-style license that can be
|
// found in the LICENSE file.
|
|
#ifndef BASE_POST_TASK_AND_REPLY_WITH_RESULT_INTERNAL_H_
|
#define BASE_POST_TASK_AND_REPLY_WITH_RESULT_INTERNAL_H_
|
|
#include <utility>
|
|
#include "base/callback.h"
|
|
namespace base {
|
|
namespace internal {
|
|
// Adapts a function that produces a result via a return value to
|
// one that returns via an output parameter.
|
template <typename ReturnType>
|
void ReturnAsParamAdapter(OnceCallback<ReturnType()> func, ReturnType* result) {
|
*result = std::move(func).Run();
|
}
|
|
// Adapts a T* result to a callblack that expects a T.
|
template <typename TaskReturnType, typename ReplyArgType>
|
void ReplyAdapter(OnceCallback<void(ReplyArgType)> callback,
|
TaskReturnType* result) {
|
std::move(callback).Run(std::move(*result));
|
}
|
|
} // namespace internal
|
|
} // namespace base
|
|
#endif // BASE_POST_TASK_AND_REPLY_WITH_RESULT_INTERNAL_H_
|
