import React from "react";
export type ComboboxSlotComponent<Props, MarkerKey extends string, Slot extends string> = React.FC<Props> & Record<MarkerKey, Slot>;
export declare function createComboboxSlotSystem<MarkerKey extends string, SlotName extends string>(markerKey: MarkerKey): {
    assignSlot: <Props, Slot extends SlotName>(component: React.FC<Props>, slot: Slot) => ComboboxSlotComponent<Props, MarkerKey, Slot>;
    createSlot: <Props, Slot extends SlotName = SlotName>(slot: Slot) => ComboboxSlotComponent<Props, MarkerKey, Slot>;
    isSlotElement: <Props = unknown>(child: React.ReactNode) => child is React.ReactElement<Props, ComboboxSlotComponent<Props, MarkerKey, SlotName>>;
};