serenity/AK/IntrusiveListRelaxedConst.h
Andreas Kling ae3ffdd521 AK: Make it possible to not using AK classes into the global namespace
This patch adds the `USING_AK_GLOBALLY` macro which is enabled by
default, but can be overridden by build flags.

This is a step towards integrating Jakt and AK types.
2022-11-26 15:51:34 +01:00

40 lines
1.1 KiB
C++

/*
* Copyright (c) 2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/IntrusiveList.h>
namespace AK {
namespace Detail {
template<class T, typename Container, IntrusiveListNode<T, Container> T::*member>
class IntrusiveListRelaxedConst : public IntrusiveList<T, Container, member> {
AK_MAKE_NONCOPYABLE(IntrusiveListRelaxedConst);
AK_MAKE_NONMOVABLE(IntrusiveListRelaxedConst);
public:
using IntrusiveList<T, Container, member>::IntrusiveList;
using Iterator = typename IntrusiveList<T, Container, member>::Iterator;
Iterator begin() const { return const_cast<IntrusiveListRelaxedConst*>(this)->IntrusiveList<T, Container, member>::begin(); }
Iterator end() const { return Iterator {}; }
};
}
template<auto member>
using IntrusiveListRelaxedConst = Detail::IntrusiveListRelaxedConst<
decltype(Detail::ExtractIntrusiveListTypes::value(member)),
decltype(Detail::ExtractIntrusiveListTypes::container(member)),
member>;
}
#if USING_AK_GLOBALLY
using AK::IntrusiveListRelaxedConst;
#endif