1/*
2 * Copyright (c) 2024 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
16class Cat {
17    name: string;
18  
19    constructor();
20    constructor(name: string);
21    constructor(name?: string) {
22      "use sendable"
23      this.name = name ?? 'Mi';
24    }
25  
26    static greet1(): string;
27    static greet1(msg?: string): string {
28      return msg? msg:'hello';
29    }
30  
31    greet2(): string;
32    greet2(msg?: string): string {
33      return msg? `${msg}${this.name}`:'hello Mi';
34    }
35  }