import { ReactElement, ReactNode } from 'react';
import { ActionProps } from './actions';
export declare const IS_ACTION: unique symbol;
/**
 * Type guard that checks whether a React node is an action component.
 *
 * Identifies action elements by the internal {@link IS_ACTION} symbol
 * attached to the component type.
 *
 * @param el - React node to test.
 * @returns `true` if the node is an action element.
 *
 * @internal
 */
export declare function isAction(el: ReactNode): el is ReactElement<ActionProps>;