/**
 * Get deep child property of an object
 * @param path object path seprate by "."
 */
export declare function objectPath(obj: object, path: string): any;
type KeyType = string | number | symbol;
/**
 * Mutate an object by path
 *
 * @param object the object to mutate, by reference
 */
export declare class ObjectPath {
    readonly object: any;
    constructor(object: any);
    /**
     * Get a value from the object by path
     * @param path the path to get, must not be empty
     * @returns undefined if any part not found
     */
    get(path: readonly KeyType[]): any;
    exists(path: readonly KeyType[]): boolean;
    /**
     * Set value on a path
     * @param path the path to set, must not be empty
     * @param value
     */
    set(path: readonly KeyType[], value: any): void;
}
export {};
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