import * as React from 'react';

type PopoverFlipSide = "top" | "bottom";
/**
 * Pick top vs bottom for tall popovers (calendars, long menus) when Radix
 * collision alone leaves the content clipped at the viewport edge.
 */
declare function usePopoverFlipSide(open: boolean, anchorRef: React.RefObject<HTMLElement | null>, estimatedHeight: number): PopoverFlipSide;

export { type PopoverFlipSide, usePopoverFlipSide };