import { ComputedRef, WatchOptions } from "vue";
import { MaybeComputedRef } from "./Types";
export interface UseClonedOptions<T = any> extends WatchOptions {
    /**
    * Manually sync the ref
    *
    * @default false
    */
    manual?: boolean;
}
export interface UseClonedReturn<T> {
    /**
     * Cloned ref
     */
    cloned: ComputedRef<T>;
    /**
     * Sync cloned data with source manually
     */
    sync: () => void;
}
/**
 * Clones an object and returns a copy of it.
 *
 * @export
 * @template T
 * @param {T} source
 * @return {*}  {T}
 */
export declare function useClone<T>(source: T): T;
/**
 * Clones an reactive object and returns a copy of it.
 *
 * @export
 * @template T
 * @param {MaybeComputedRef<T>} source
 * @param {UseClonedOptions} [options={}]
 * @return {*}
 */
export declare function useCloneRef<T>(source: MaybeComputedRef<T>, options?: UseClonedOptions): {
    cloned: import("vue").Ref<import("vue").UnwrapRef<T>>;
    sync: () => void;
};