1/* 2 * Copyright (c) 2022-2025 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 16 17// "assert" is a reserved keyword in ArkTS :-( 18export function assertion(condition: boolean, message: string) { 19 if (!condition) throw new Error(message) 20} 21 22// The unknonwn type support in ArkTS compiler is not ready yet. 23// When it is ready move from 24// ensure(value, message) 25// to 26// value ?? error(message) 27// which is much more readable 28export function ensure<T>(value: T|undefined, message: string): T { 29 if (value == undefined) throw new Error(message) 30 return value as T 31} 32