13af6ab5fSopenharmony_ci/*
23af6ab5fSopenharmony_ci * Copyright (c) 2024 Huawei Device Co., Ltd.
33af6ab5fSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
43af6ab5fSopenharmony_ci * you may not use this file except in compliance with the License.
53af6ab5fSopenharmony_ci * You may obtain a copy of the License at
63af6ab5fSopenharmony_ci *
73af6ab5fSopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0
83af6ab5fSopenharmony_ci *
93af6ab5fSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
103af6ab5fSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
113af6ab5fSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
123af6ab5fSopenharmony_ci * See the License for the specific language governing permissions and
133af6ab5fSopenharmony_ci * limitations under the License.
143af6ab5fSopenharmony_ci */
153af6ab5fSopenharmony_ci
163af6ab5fSopenharmony_ciclass A<TA> extends B<TA> {}
173af6ab5fSopenharmony_ci
183af6ab5fSopenharmony_ciclass B<TB> {
193af6ab5fSopenharmony_ci    f() {}
203af6ab5fSopenharmony_ci    g(a: A<TB>) {
213af6ab5fSopenharmony_ci        a.f();
223af6ab5fSopenharmony_ci    }
233af6ab5fSopenharmony_ci}
243af6ab5fSopenharmony_ci
253af6ab5fSopenharmony_ciclass M<K, V> {
263af6ab5fSopenharmony_ci    constructor(iter: ArrayLike<[K, V]> | Iterable<[K, V]>) {
273af6ab5fSopenharmony_ci        Array.from<[K, V]>(iter);
283af6ab5fSopenharmony_ci    }
293af6ab5fSopenharmony_ci}
303af6ab5fSopenharmony_ci
313af6ab5fSopenharmony_ciclass C<T> {}
323af6ab5fSopenharmony_ci
333af6ab5fSopenharmony_cifunction mp<T>(): C<T> {
343af6ab5fSopenharmony_ci    return new C<T>();
353af6ab5fSopenharmony_ci}
363af6ab5fSopenharmony_ci
373af6ab5fSopenharmony_ciclass M1<K, V> {
383af6ab5fSopenharmony_ci    it(): C<[K, V]> {
393af6ab5fSopenharmony_ci        return this.bar();
403af6ab5fSopenharmony_ci    }
413af6ab5fSopenharmony_ci    bar(): C<[K, V]> {
423af6ab5fSopenharmony_ci        return mp<[K, V]>();
433af6ab5fSopenharmony_ci    }
443af6ab5fSopenharmony_ci}
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