/* * Copyright (c) 2022-2024 Huawei Device Co., Ltd. * 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. */ interface z { a: number } interface b { new(a: number, b: string): number } interface c extends z, b { new(a: number, b: string): number } interface d { a: number, new(a: number, b: string): number } var a: d; var a: c; /* @@? 35:5 Error TypeError: Subsequent variable declaration must have the same type. Variable 'a' must be of type 'd', but here has type 'c'. */