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 */ 15export function add(x: number, y: number): number { 16 return x + y; 17} 18 19export function greet(name: string, age?: number): string { 20 return age ? `Hello ${name}, you are ${age} years old.` : `Hello ${name}.`; 21} 22 23export function multiply(x: number, y: number = 2): number { 24 return x * y; 25} 26 27export function formatInput(input: string): string {return input;}; 28export function formatInput(input: number): number {return input;}; 29 30export function identity<T>(arg: T): T { 31 return arg; 32} 33 34export function hello() { 35 return "hello"; 36}