export declare enum Scheme {
    http = 0,
    https = 1
}
export interface Url {
    scheme: Scheme;
    hostname: string;
    port?: number;
    path: string;
    query: string | {
        [key: string]: string;
    };
    format(): string;
}
export declare function parseUrl(url: string): Url;
export declare function parseQuery(query: string): {
    [key: string]: string;
} | undefined;
export declare function formatQuery(obj: {
    [key: string]: any;
}): string;