import type { EventEmitter } from "node:events";
/**
 * Call with an emitter and an object of callbacks, and the first event to be emitted will call the callback.
 * If the callback returns a promise, waits for the promise to resolve or reject. eventSwitch will resolve or reject with the same value.
 * All added listeners are removed before eventSwitch returns.
 */
declare function eventSwitch(emitter: EventEmitter, cbs: {
    [eventName: string]: (...args: any[]) => any;
}, signal?: AbortSignal | null): Promise<void>;
export = eventSwitch;