Function PushSet

Plugins/UnLua/Source/UnLua/Private/UnLuaBase.cpp:400–432

* Push an untyped set (same memory layout with TSet). see PushArray */

     * Push an untyped set (same memory layout with TSet). see PushArray
     */
    int32 PushSet(lua_State *L, const FScriptSet *ScriptSet, TSharedPtr<ITypeInterface> TypeInterface, bool bCreateCopy)
    {
        if (!L || !ScriptSet || !TypeInterface)
        {
            return 0;
        }

        const auto Registry = FLuaEnv::FindEnvChecked(L).GetContainerRegistry();
        if (bCreateCopy)
        {
            int32 Num = ScriptSet->Num();
            FLuaSet SrcSet(ScriptSet, TypeInterface, FLuaSet::OwnedByOther);
            FLuaSet* DestSet = Registry->NewSet(L, TypeInterface, FLuaSet::OwnedBySelf);
            DestSet->Clear(Num);
            for (int32 SrcIndex = 0; Num; ++SrcIndex)
            {
                if (ScriptSet->IsValidIndex(SrcIndex))
                {
                    const int32 DestIndex = DestSet->AddDefaultValue_Invalid_NeedsRehash();
                    uint8 *SrcData = SrcSet.GetData(SrcIndex);
                    uint8 *DestData = DestSet->GetData(DestIndex);
                    TypeInterface->Copy(DestData, SrcData);
                    --Num;
                }
            }
            DestSet->Rehash();
        }
        else
        {
            Registry->FindOrAdd(L, (FScriptSet*)ScriptSet, TypeInterface);
        }
        return 1;
    }

    /**
     * Push an untyped map (same memory layout with TMap). see PushArray