/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkExchange_DEFINED
#define SkExchange_DEFINED
#include <utility>
namespace skstd {
// std::exchange is in C++14
template<typename T, typename U = T>
inline static T exchange(T& obj, U&& new_val) {
T old_val = std::move(obj);
obj = std::forward<U>(new_val);
return old_val;
}
}
#endif // SkExchange_DEFINED