1886da342Sopenharmony_ci/* 2886da342Sopenharmony_ci * Copyright (c) 2021-2024 Huawei Device Co., Ltd. 3886da342Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 4886da342Sopenharmony_ci * you may not use this file except in compliance with the License. 5886da342Sopenharmony_ci * You may obtain a copy of the License at 6886da342Sopenharmony_ci * 7886da342Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 8886da342Sopenharmony_ci * 9886da342Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software 10886da342Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 11886da342Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12886da342Sopenharmony_ci * See the License for the specific language governing permissions and 13886da342Sopenharmony_ci * limitations under the License. 14886da342Sopenharmony_ci */ 15886da342Sopenharmony_ci 16886da342Sopenharmony_cifunction isPromiseLike(obj) { 17886da342Sopenharmony_ci return !!obj && isFunction(obj.then); 18886da342Sopenharmony_ci} 19886da342Sopenharmony_ci 20886da342Sopenharmony_cifunction isFunction(value) { 21886da342Sopenharmony_ci return isA('Function', value); 22886da342Sopenharmony_ci} 23886da342Sopenharmony_ci 24886da342Sopenharmony_cifunction isA(typeName, value) { 25886da342Sopenharmony_ci return getType(value) === '[object ' + typeName + ']'; 26886da342Sopenharmony_ci} 27886da342Sopenharmony_ci 28886da342Sopenharmony_cifunction getType(value) { 29886da342Sopenharmony_ci return Object.prototype.toString.apply(value); 30886da342Sopenharmony_ci} 31886da342Sopenharmony_ci 32886da342Sopenharmony_ciexport default isPromiseLike; 33