import { RegisteredCache } from '@emotion/utils';
/**
 * 判断是否是 ReactCss 的编译产物
 * @param params
 */
export declare const isReactCssResult: (params: any) => boolean;
export declare const classnames: (args: any) => string;
export declare const mergeCSS: (registered: RegisteredCache, css: any, className: string) => string;