Pair.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
namespace Chaos
{
template<class T1, class T2>
struct Pair
{
    Pair()
    {}
    Pair(const T1& First, const T2& Second)
        : First(First), Second(Second)
    {}
    T1 First;
    T2 Second;
};
 
template<class T1, class T2>
bool operator==(const Pair<T1, T2>& First, const Pair<T1, T2>& Second)
{
    return First.First == Second.First && First.Second == Second.Second;
}
 
template<class T1, class T2>
bool operator<(const Pair<T1, T2>& First, const Pair<T1, T2>& Second)
{
    if (First.First != Second.First)
    {
        return First.First < Second.First;
    }
    return First.Second < Second.Second;
}
 
template<class T1, class T2>
bool operator>(const Pair<T1, T2>& First, const Pair<T1, T2>& Second)
{
    if (First.First != Second.First)
    {
        return First.First > Second.First;
    }
    return First.Second > Second.Second;
}
 
template<class T1, class T2>
Pair<T1, T2> MakePair(const T1& First, const T2& Second)
{
    Pair<T1, T2> NewPair;
    NewPair.First = First;
    NewPair.Second = Second;
    return NewPair;
}
}