/**
 *
 * @param time 毫秒
 * @returns
 */
export declare const waitReactUpdate: ({ time, cb }?: {
    time?: number;
    cb?: (...args: any[]) => void;
}) => Promise<unknown>;
/** 确保 key 一定存在 */
export declare const ensureKeyExist: (obj: any, key: string, defaultValue: any) => void;
export declare const sageJSONParse: (jsonStr: string, errorValue: any) => any;
export * from './css';
export * from './defaultEngineConfig';
export * from './logger';
