41 lines
804 B
Plaintext
41 lines
804 B
Plaintext
|
|
#pragma once
|
|
|
|
#if !defined(BAD_APPLE_OS_UTILITY_INCLUDED)
|
|
#define BAD_APPLE_OS_UTILITY_INCLUDED
|
|
|
|
#include "type_traits"
|
|
|
|
namespace std
|
|
{
|
|
template<typename T>
|
|
constexpr remove_reference_t<T>&& move(T&& val) noexcept
|
|
{
|
|
return static_cast<remove_reference_t<T>&&>(val);
|
|
}
|
|
|
|
template<typename T>
|
|
constexpr void swap(T& first, T& second)
|
|
{
|
|
T temp = std::move(first);
|
|
first = std::move(second);
|
|
second = std::move(temp);
|
|
}
|
|
|
|
template<typename T>
|
|
[[nodiscard]] constexpr T&& forward(remove_reference_t<T>& value)
|
|
{
|
|
return static_cast<T&&>(value);
|
|
}
|
|
|
|
template<typename T, typename U = T>
|
|
[[nodiscard]] constexpr T exchange(T& obj, U&& newValue)
|
|
{
|
|
T oldValue = std::move(obj);
|
|
obj = std::forward<U>(newValue);
|
|
return oldValue;
|
|
}
|
|
}
|
|
|
|
#endif // !defined(BAD_APPLE_OS_UTILITY_INCLUDED)
|