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/* ========================================
Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license.
======================================== */
#pragma once
#include <CompilerKit/CompilerKit.h>
#include <NeKit/Defines.h>
#include <NeKit/ErrorOr.h>
namespace Kernel {
template <typename T1, typename T2>
class Pair;
class PairBuilder;
template <typename T1, typename T2>
class Pair final {
T1 fFirst{nullptr};
T2 fSecond{nullptr};
friend PairBuilder;
public:
explicit Pair() = default;
~Pair() = default;
NE_COPY_DEFAULT(Pair)
T1& First() { return fFirst; }
T2& Second() { return fSecond; }
const T1& First() const { return *fFirst; }
const T2& Second() const { return *fSecond; }
private:
Pair(T1 first, T2 second) : fFirst(first), fSecond(second) {}
};
class PairBuilder final {
template <typename T1, typename T2>
STATIC Pair<T1, T2> Construct(T1 first, T2 second) {
return Pair(first, second);
}
};
template <typename T1, typename T2>
using PairOr = ErrorOr<Pair<T1, T2>>;
} // namespace Kernel
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