import type { User } from '@bounded-sh/core';
import { type BoundedWidgetOptions } from './bounded-login-widget';
/**
 * Return the restored user or open the Bounded sign-in widget when signed out.
 *
 * Calls made while init() is restoring a stored session wait for that work first.
 * Concurrent calls share one attempt, so repeated clicks cannot open competing
 * auth flows. If initialization fails, its original error is preserved.
 */
export declare function ensureSignedIn(options?: BoundedWidgetOptions): Promise<User>;