import { AsyncIterableX } from './asynciterablex';
export declare type NodeEventEmitter = {
    addListener: (eventName: string, handler: Function) => void;
    removeListener: (eventName: string, handler: Function) => void;
};
export declare type EventListenerOptions = {
    capture?: boolean;
    passive?: boolean;
    once?: boolean;
} | boolean;
export declare type EventedTarget = EventTarget | NodeEventEmitter;
export declare function fromEvent<TSource>(obj: EventedTarget, type: string, options?: EventListenerOptions): AsyncIterableX<TSource>;