react-monaco-editor/example/node_modules/rxjs/src/add/operator/retryWhen.ts

Monaco Editor for React

import { Observable } from '../../Observable';
import { retryWhen } from '../../operator/retryWhen';

Observable.prototype.retryWhen = retryWhen;

declare module '../../Observable' {
  interface Observable<T> {
    retryWhen: typeof retryWhen;
  }
}