/**
 * @typedef {Object} DiscoveryDocument
 * @property {string} issuer
 * @property {string} authorizationEndpoint
 * @property {string} tokenEndpoint
 * @property {string} [userinfoEndpoint]
 * @property {string} [jwksUri]
 * @property {string} [revocationEndpoint]
 * @property {Record<string, unknown>} raw
 */
/**
 * Resolve the discovery document for `issuer`.
 *
 * @param {string} issuer
 * @param {{ ttl?: string|number, timeout?: number }} [options]
 * @returns {Promise<DiscoveryDocument>}
 */
export function discover(issuer: string, options?: {
    ttl?: string | number;
    timeout?: number;
}): Promise<DiscoveryDocument>;
/** Clear the discovery cache — test hook. */
export function _clearDiscoveryCache(): void;
export type DiscoveryDocument = {
    issuer: string;
    authorizationEndpoint: string;
    tokenEndpoint: string;
    userinfoEndpoint?: string | undefined;
    jwksUri?: string | undefined;
    revocationEndpoint?: string | undefined;
    raw: Record<string, unknown>;
};