interface SyncState<T> {
    value?: T;
    onChange: (value: T) => void;
}
interface UseSyncValuesOptions<T> {
    equals?: (a: T, b: T) => boolean;
    delay?: number;
}
/**
 * Synchronizes a list of state objects: when one state's value changes, the others are
 * updated (debounced) via their `onChange`.
 *
 * @param states - List of state objects to synchronize.
 * @param options - `equals` (defaults to strict equality) and `delay` (defaults to `DEBOUNCE_DELAY`).
 */
export declare const useSyncValues: <T>(states: SyncState<T>[], { equals, delay }?: UseSyncValuesOptions<T>) => null;
export {};