1/* 2 * Copyright (C) 2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import { memo, __memo_context_type, __memo_id_type } from "@ohos.arkui.stateManagement" 17 18declare abstract class A { 19 @memo 20 x(): void; 21 22 test_signature( 23 @memo arg1: () => void, 24 @memo arg2: (() => void) | undefined, 25 @memo arg3: ((() => void) | undefined) | ((() => int) | undefined), 26 @memo x: (y: (z: @memo () => void) => void) => void, 27 ): @memo () => void; 28} 29 30class AA extends A { 31 @memo x(): void {} 32} 33 34@memo 35() => { 36 new AA().x(); 37 38 const a: A = new AA(); 39 a.x(); 40} 41 42