Luna/libluna/include/luna/Alloc.h
2023-08-23 11:08:18 +02:00

31 lines
821 B
C++

/**
* @file Alloc.h
* @author apio (cloudapio.eu)
* @brief Fallible version of new.
*
* @copyright Copyright (c) 2022-2023, the Luna authors.
*
*/
#pragma once
#include <luna/Heap.h>
#include <luna/PlacementNew.h>
#include <luna/Result.h>
/**
* @brief Allocate a value on the heap and initialize it.
*
* When this value is no longer used, you must call delete to destroy it.
*
* @tparam T The type of the value.
* @tparam Args The types of arguments to pass to the value's constructor.
* @param args The arguments to pass to the value's constructor.
* @return Result<T*> An error, or a pointer to the new value.
*/
template <typename T, class... Args> [[nodiscard]] Result<T*> make(Args... args)
{
T* const result = (T*)TRY(malloc_impl(sizeof(T)));
new (result) T(args...);
return result;
}