@mui/x-internals/types/RefObject.d.ts

Utility functions for the MUI X packages (internal use only).

import * as React from 'react';
/**
 * Defines the reference as `React.RefObject` for React 19 and up and `React.MutableRefObject` for React 18 and below.
 * Can be used to maintain the types between the React versions while migrating away from `React.MutableRefObject` in the codebase.
 *
 * @template T - The type to make the reference object from.
 */
export type RefObject<T> = typeof React.useRef extends (() => any) ? React.MutableRefObject<T> : React.RefObject<T>;