/**
 * Wrap localStorage#setItem method
 * Support value serialization
 * @param key
 * @param value
 */
export function setItem(key: any, value: any): void;
/**
 * Wrap localStorage#getItem method
 * Parse deserialize storage value
 * If key doesn't exist in storage return defaultValue
 * @param key
 * @param defaultValue
 * @returns {object|string}
 */
export function getItem(key: any, defaultValue: any): object | string;
/**
 * Checks whether the key is contained in storage.
 * @param key
 * @returns {boolean}
 */
export function hasItem(key: any): boolean;