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_ciinterface PL<T> { 173af6ab5fSopenharmony_ci then<U, E = never>(onFulfilled?: (value: T) => U|PL<U> throws, 183af6ab5fSopenharmony_ci onRejected?: (error: NullishType) => E|PL<E> throws): PL<U|E>; 193af6ab5fSopenharmony_ci} 203af6ab5fSopenharmony_ci 213af6ab5fSopenharmony_ciclass P<T> implements PL<T> { 223af6ab5fSopenharmony_ci then<U, E = never>(onFulfilled?: (value: T) => U|PL<U> throws, 233af6ab5fSopenharmony_ci onRejected?: (error: NullishType) => E|PL<E> throws): PL<U|E> { 243af6ab5fSopenharmony_ci return new P<U|E>() 253af6ab5fSopenharmony_ci } 263af6ab5fSopenharmony_ci} 27