import { Query } from './query';
import { Aggregator } from './aggregator';
import { Cursor } from './cursor';
import './init/basic';
export { Query } from './query';
export { Aggregator } from './aggregator';
/**
 * Performs a query on a collection and returns a cursor object.
 * Shorthand for `Query(criteria).find(collection, projection)`
 *
 * @param collection Array of objects
 * @param criteria Query criteria
 * @param projection Projection criteria
 * @returns {Cursor} A cursor of results
 */
export declare function find(collection: object[], criteria: object, projection?: object): Cursor;
/**
 * Returns a new array without objects which match the criteria
 *
 * @param collection Array of objects
 * @param criteria Query criteria of objects to remove
 * @returns {Array} New filtered array
 */
export declare function remove(collection: object[], criteria: object): object[];
/**
 * Return the result collection after running the aggregation pipeline for the given collection.
 * Shorthand for `(new Aggregator(pipeline, options)).run(collection)`
 *
 * @param {Array} collection Collection or stream of objects
 * @param {Array} pipeline The pipeline operators to use
 * @returns {Array} New array of results
 */
export declare function aggregate(collection: object[], pipeline: object[]): any[];
declare const _default: {
    Aggregator: typeof Aggregator;
    Query: typeof Query;
    aggregate: typeof aggregate;
    find: typeof find;
    remove: typeof remove;
};
export default _default;