/** 
 * Copyright © INOVUA TRADING.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
export interface FunctionNotifier<T> {
    (value: T): void;
    get: () => T;
    onCalled: (listener: (v: T | null) => void) => VoidFunction;
}
export declare function notifier<VALUE>(defaultValue: VALUE): FunctionNotifier<VALUE>;