import type { JsonObject } from '../being/index.ts';
import type { Harbor } from '../harbor/index.ts';
type Scope = {
    addEventListener(type: string, listener: (event: never) => void): void;
};
export declare const serveWorker: (opening: Promise<Harbor>, scope?: Scope) => void;
export type Reaching = {
    postMessage(message: unknown, transfer: Transferable[]): void;
};
export declare const rootOf: (worker: Reaching) => (request: JsonObject) => Promise<JsonObject>;
export {};