/*!
 * Copyright 2020 VMware, Inc.
 * SPDX-License-Identifier: BSD-2-Clause
 */
export declare type NonEmptyArray<T> = T[] & {
    0: T;
};
/**
 * Key of an action item object that is intended to be used only by the {@link ActionMenuComponent} and the {@link DropdownComponent}.
 * This property is used to store the last emitted value from availability observable of an action item.
 */
export declare const lastAvailabilityValue: unique symbol;
