/**
 * convert query string to object
 *
 * @param url http url
 * @returns
 */
export declare function convertQueryString<T extends Record<string, string>>(url: string): T;
/**
 * convert params routes to regular expressions
 *
 * @param path a params paths
 * @returns null or An array contains the RegExp that matches the params and the path for each params parameter
 */
export declare function convertParamsRouterToRegExp(path: string): (RegExp | string[])[] | null;