import { CID } from "./common/cid.js";
import { EventEmitter } from "./common/event-emitter.js";
import { DistinctivePath, Partition, Partitioned } from "./path/index.js";
export { EventEmitter, EventEmitter as Emitter };
/**
 * Events interface.
 *
 * Subscribe to events using `on` and unsubscribe using `off`,
 * alternatively you can use `addListener` and `removeListener`.
 *
 * ```ts
 * program.fileSystem.on("local-change", ({ path, root }) => {
 *   console.log("The file system has changed locally 🔔")
 *   console.log("Changed path:", path)
 *   console.log("New data root CID:", root)
 * })
 *
 * program.fileSystem.off("publish")
 * ```
 */
export declare type ListenTo<EventMap> = Pick<EventEmitter<EventMap>, "addListener" | "removeListener" | "on" | "off">;
export declare type FileSystem = {
    "local-change": {
        root: CID;
        path: DistinctivePath<Partitioned<Partition>>;
    };
    "publish": {
        root: CID;
    };
};
export declare function createEmitter<EventMap>(): EventEmitter<EventMap>;
export declare function listenTo<EventMap>(emitter: EventEmitter<EventMap>): ListenTo<EventMap>;