CompactBinaryContainerSerialization.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Serialization/CompactBinary.h"
#include "Serialization/CompactBinaryWriter.h"
#include "Templates/Tuple.h"
 
template <typename... Types>
inline FCbWriter& operator<<(FCbWriter& Writer, const TTuple<Types...>& Tuple)
{
    Writer.BeginArray();
    VisitTupleElements([&Writer](auto&& ElementValue) { Writer << ElementValue; }, Tuple);
    Writer.EndArray();
    return Writer;
}
 
template <typename... Types>
inline bool LoadFromCompactBinary(FCbFieldView Field, TTuple<Types...>& Tuple)
{
    bool bOk = Field.AsArrayView().Num() == sizeof...(Types);
    FCbFieldViewIterator ElementIterator = Field.CreateViewIterator();
 
    VisitTupleElements([&ElementIterator, &bOk](auto&& ElementValue)
        {
            bOk = LoadFromCompactBinary(ElementIterator++, ElementValue) & bOk;
        },
        Tuple
    );
    return bOk;
}