import { H3Event } from "vinxi/http";
import type { FetchEvent } from "./types";
export declare function createFetchEvent(event: H3Event): FetchEvent;
export declare function cloneEvent<T extends FetchEvent>(fetchEvent: T): T;
export declare function getFetchEvent(h3Event: H3Event): FetchEvent;
export declare function mergeResponseHeaders(h3Event: H3Event, headers: Headers): void;