1/* 2 * Copyright (c) 2023 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 16 17class is { } 18 19namespace is { 20 var is = 1; 21 var asserts = 2; 22 var async = 3; 23} 24 25class asserts { 26 is = 1; 27 asserts = 2; 28 async = 3; 29} 30 31function async() { } 32 33function assertsUse<T>(asserts: T): asserts asserts is NonNullable<T> { } 34