/* * Copyright (c) 2023 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. */ declare function print(arg: any): string; declare class ArkTools { static isNotHoleProperty(obj: object, key: string): boolean; } class C { x: number = 1; y: string; constructor() { this.y = "abc"; } } class D extends C { z: number = 2; t: string; constructor() { super(); this.t = "bcd"; } } function test(): void { let c = new C(); print(ArkTools.isNotHoleProperty(c, "x")); print(ArkTools.isNotHoleProperty(c, "y")); let d = new D(); print(ArkTools.isNotHoleProperty(d, "x")); print(ArkTools.isNotHoleProperty(d, "y")); print(ArkTools.isNotHoleProperty(d, "z")); print(ArkTools.isNotHoleProperty(d, "t")); } test();