视频封面展示

Tcsm

2023-10-23 7f22005c863cd56f62ee4ea5c8c188954de6362b

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import { Subscriber } from './Subscriber';
import { TeardownLogic } from './types';
 
export interface Operator<T, R> {
  call(subscriber: Subscriber<R>, source: any): TeardownLogic;
}