export function popover(): {
    setRelated: (node: Element | null) => void;
    setContent: (content: unknown) => void;
    setPosition: (position: OverlayPosition) => void;
    setArrows: (arrows: boolean) => void;
    open: () => void;
    close: () => void;
    dispose: () => void;
};
export type OverlayPosition = import("./overlay.js").OverlayPosition;
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