import { AuthResponse } from './ScramAuth';
export { AuthResponse } from './ScramAuth';
/**
 * Parameters used for authentication.
 */
export interface AuthParams {
    /**
     * The username used in authentication.
     */
    username: string;
    /**
     * The password used in in authentication.
     */
    password: string;
    /**
     * Optional server URI to authenticate with (defaults to /).
     */
    uri?: string;
    /**
     * Optional fetch function implementation.
     */
    fetch?: typeof fetch;
}
/**
 * Authenticate with a server using SCRAM.
 *
 * - https://tools.ietf.org/html/rfc5802
 * - http://www.alienfactory.co.uk/articles/skyspark-scram-over-sasl
 *
 * @param options.username The username.
 * @param options.password The password.
 * @param options.uri Optional server URI to authenticate with (defaults to /).
 * @param options.fetch Optional alternative fetch function.
 * @returns If successful, the final client authentication information is returned.
 * @throws If the authentication is not successful or if there's an error.
 */
export declare function authenticate({ username, password, uri, fetch, }: AuthParams): Promise<AuthResponse>;
export default authenticate;