/* * * Copyright (c) 2020-2021 Project CHIP Authors * All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #pragma once namespace chip { namespace app { namespace DataModel { // // This type exists purely as a means to // achieve normalization and consistency in templated APIs // where it is possible to accept a valid data model type as // well as not have one either. In the latter case, this type // can be used to convey 'no type'. // struct NullObjectType { }; } // namespace DataModel } // namespace app } // namespace chip