import { Subject } from 'rxjs';
import { RxCollection, RxPlugin } from 'rxdb';
import { RxDatabaseBase } from 'rxdb/dist/types/rx-database';
type CollectionRecord = Record<string, RxCollection>;
export type RxDatabaseBaseExtended<Internals = any, Options = any> = RxDatabaseBase<Internals, Options> & {
    newCollections$?: Subject<CollectionRecord>;
};
/**
 * Extends RxDB prototype with a newCollections$ property: a stream emitting any
 * new collections added via addCollections().
 */
export declare const observeNewCollections: RxPlugin;
export {};