/**
 * Helper that returns a default value if the passed argument is undefined
 *
 * @param {array} param
 * @property {unknown} 0 - value to be returned if it's defined
 * @property {unknown} 1 - default value to be returned if value is undefined
 */
export declare function argOrDefault([value, defaultValue]: [unknown, unknown]): unknown;
export declare function argOrDefaultDecorator<T>(defaultValue: T): Function;
declare const _default: any;
export default _default;