export declare const ensureArray: (input: any) => any[]; export declare const delay: (t: number) => Promise; export declare const joinPaths: (...paths: string[]) => string; export declare const reverse: (arr: T[]) => T[]; export declare const hasChineseChar: (str: any) => boolean; export declare function isValidIP(str: string): boolean; export declare const getRootDomain: (hostname: string) => string; export declare function isEmail(email: string): boolean; export declare const isThenable: (obj: any) => boolean; export * from './color'; export * from './diff'; export * from './object-id'; export * from './paginate';