export declare function md5(value: string): string;
export declare function sha1(value: string): string;
export declare type NormalizeUrlOptions = {
    readonly defaultProtocol?: string;
    readonly normalizeProtocol?: boolean;
    readonly forceHttp?: boolean;
    readonly forceHttps?: boolean;
    readonly stripAuthentication?: boolean;
    readonly stripHash?: boolean;
    readonly stripProtocol?: boolean;
    readonly stripWWW?: boolean;
    readonly removeQueryParameters?: ReadonlyArray<RegExp | string>;
    readonly removeTrailingSlash?: boolean;
    readonly removeDirectoryIndex?: ReadonlyArray<RegExp | string>;
    readonly sortQueryParameters?: boolean;
};
export declare function normalizeUrl(url: string, options?: NormalizeUrlOptions): string;
export declare function uniq<T>(items: T[]): T[];
export declare function uniqByProperty<T>(items: T[], prop: keyof T): T[];
export declare function mapPromise<T, R>(keys: T[], callback: (key: T) => Promise<R>): Promise<Map<T, R>>;
export declare function isAbbr(name: string): boolean;
export declare function clearText(text: string): string;
export declare function atonic(text: string): string;
export declare function countWords(name: string): number;
export declare function getWeekNumber(d: Date): number;
export declare function getRandomInt(min: number, max: number): number;
export declare function getRandomIntInclusive(min: number, max: number): number;
export declare function unixTime(date?: Date): number;