import React from 'react';
type MountHandle = {
    render: (element: React.ReactElement) => void;
    unmount: () => void;
};
/**
 * 尝试加载 react-dom/client 模块。
 * @returns client 模块或 null
 */
declare function loadReactDomClient(): {
    createRoot?: (container: HTMLElement) => {
        render: (el: React.ReactElement) => void;
        unmount: () => void;
    };
} | null;
/**
 * 创建兼容 React 16/17/18 的挂载句柄。
 * @param container - 挂载容器
 * @param loadClient - 可选 client 加载器，便于测试注入
 * @returns 渲染与卸载方法
 */
declare function createMountHandle(container: HTMLElement, loadClient?: typeof loadReactDomClient): MountHandle;
export { createMountHandle, loadReactDomClient, };