import { OperatorFunction } from "rxjs";
import { Repo, RepoEntity, RepoSearch, Search } from "../types";
/**
 * Transforms observable into stream of changed entities in supplied repository matching
 * conditions supplied by search parameter.
 *
 * @see {@link changed} For underlying change call documentation.
 *
 * @param repo - The repository to monitor for changes.
 * @param search - The search parameters.
 */
export declare function feed<T, TRepo extends Repo<TEntity, TSearch>, TEntity = RepoEntity<TRepo>, TSearch = RepoSearch<TRepo>>(repo: TRepo, search: Search<TSearch>): OperatorFunction<T, TEntity>;
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