import type { ConnectAttempt, ConnectTransport } from "./types.js";
export declare class ConnectWaitTimedOutError extends Error {
    constructor();
}
/** Read-only continuation. The backend remains authoritative for expiry and
 * completion; redirects and popup messages are never completion evidence.
 *
 * Without an explicit `timeoutMs`, polling lasts as long as the attempt itself
 * (its `expiresAt`, plus a grace period), because a sign-in can take the
 * person several minutes, for example in a system browser opened by a
 * desktop app. The backend reports the attempt as expired once it is. */
export declare function pollConnectAttempt(transport: Pick<ConnectTransport, "get">, workspaceId: string, attemptId: string, options?: {
    signal?: AbortSignal;
    timeoutMs?: number;
    minimumRevision?: number;
    /** The attempt's own expiry, used as the deadline when no timeoutMs is given. */
    expiresAt?: string;
}): Promise<ConnectAttempt>;