RangePointerType.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Templates/UnrealTemplate.h" // For DeclVal
 
namespace AlgoImpl
{
    /**
     * Traits class whose Type member is the pointer type to an element of the range.
     */
    template <typename RangeType>
    struct TRangePointerType
    {
        using Type = decltype(&*DeclVal<RangeType&>().begin());
    };
 
    template <typename T, unsigned int N>
    struct TRangePointerType<T[N]>
    {
        using Type = T*;
    };
}