/**
 * @license
 *-------------------------------------------------------------------------------------------
 * Copyright © 2026 Progress Software Corporation. All rights reserved.
 * Licensed under commercial license. See LICENSE.md in the package root for more information
 *-------------------------------------------------------------------------------------------
 */
import * as React from 'react';
/**
 * Creates a merged ref callback that assigns the instance to both an internal ref and a forwarded ref.
 * Returns a tuple of [innerRef, mergedRef] where `innerRef` can be used locally and `mergedRef`
 * should be passed to the target component.
 *
 * @hidden
 */
export declare function useMergedRef<T>(ref: React.ForwardedRef<T>): [React.RefObject<T | null>, (instance: T | null) => void];