| /// <reference types="node" /> | |
| import { EventEmitter } from 'events'; | |
| import { EventNames, EventListenerParameters, AbortSignal } from './types'; | |
| export interface OnceOptions { | |
| signal?: AbortSignal; | |
| } | |
| export default function once<Emitter extends EventEmitter, Event extends EventNames<Emitter>>(emitter: Emitter, name: Event, { signal }?: OnceOptions): Promise<EventListenerParameters<Emitter, Event>>; | |