export interface StorageFacade<T> {
    /**
     * Returns the value of the provided key from the storage
     * @param key Key of the value to retrieve
     * @return The value associated to the provided key or undefined if not found.
     */
    getItem(key: string): Promise<T | undefined>;
    /**
     * Set an item in the storage for the given key
     * @param key Key of the value to set
     * @param valueToStore
     */
    setItem(key: string, valueToStore: T): Promise<void>;
    /**
     * Removes the item with the given key from the storage.
     * @param key The key of the item to remove.
     */
    removeItem(key: string): Promise<void>;
}