export function assignRef<T>(ref: Ref<T>, value: T): void;
export function mergeRefs<T>(...refs: Ref<T>[]): (value: T) => void;
export default function useMergedRefs<T>(...refs: Ref<T>[]): (value: T) => void;
export type Ref<T> = import('react').MutableRefObject<T> | import('react').RefCallback<T>;