/**
 * A utility module for HTTP requests
 *
 * Uses `got` to enable RFC 7234 compliant HTTP caching
 *
 * @module util/http
 */
import { Options, Response } from 'got';
/**
 * A `got` instance with default options for HTTP requests.
 *
 * User agent is set, and includes a `mailto`, for politeness:
 * https://github.com/CrossRef/rest-api-doc#good-manners--more-reliable-service
 */
export declare const client: import("got").Got;
/**
 * Get content from a URL
 *
 * @param url The URL to get
 * @param options Options to pass to `got`
 */
export declare function get(url: string, options?: Options): Promise<Response<string>>;
/**
 * Download a file
 *
 * @param from The URL to download from
 * @param to The file path to download to
 */
export declare function download(from: string, to: string): Promise<void>;