/**
 * Querys an object indicating a dot splitted query
 * @template T the expected return type (don't lie to the compiler)
 * @param o Object to get queried
 * @param query query to use on the object (for example 'a.b.c' will return the value of c that is inside b that is inside a)
 * @returns the value of the queried property if exists, otherwise undefined
 */
export declare function queryObject<T = any>(o: Object, query: string): T | undefined;