mirror of
https://github.com/SerenityOS/serenity
synced 2024-07-01 11:59:23 +00:00
122c82a2a1
The SetOnce class is meant to be used as one-time set boolean flag, which is useful for flags that change only once and then stay immutable forever.
37 lines
496 B
C++
37 lines
496 B
C++
/*
|
|
* Copyright (c) 2024, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Noncopyable.h>
|
|
#include <AK/Types.h>
|
|
|
|
namespace AK {
|
|
|
|
class SetOnce {
|
|
AK_MAKE_NONCOPYABLE(SetOnce);
|
|
AK_MAKE_NONMOVABLE(SetOnce);
|
|
|
|
public:
|
|
SetOnce() = default;
|
|
|
|
void set()
|
|
{
|
|
m_value = true;
|
|
}
|
|
|
|
bool was_set() const { return m_value; }
|
|
|
|
private:
|
|
bool m_value { false };
|
|
};
|
|
|
|
}
|
|
|
|
#if USING_AK_GLOBALLY
|
|
using AK::SetOnce;
|
|
#endif
|