import type { CreateTabSessionSyncArgs, TabSessionEvent, TabSessionLogoutPublication, TabSessionPublication } from './types.js';
export type { CreateTabSessionSyncArgs, TabSessionEvent, TabSessionEventType, TabSessionLogoutPublication, TabSessionMessage, TabSessionPublication, TabSessionReconciliationOptions, TabSessionReconciliationResult, } from './types.js';
export { TAB_SESSION_EVENT_TYPES } from './types.js';
/**
 * Coordinates authentication session state across browser tabs.
 *
 * BroadcastChannel carries complete session events when available. Transient localStorage
 * notifications carry lifecycle metadata only and allow tabs to reconcile through
 * `reconcileSession` when BroadcastChannel is unavailable. Lifecycle ordering prevents older async
 * work from replacing a newer session state.
 */
export declare function createTabSessionSync({ getTokenExpirationMs, now, onSessionExpired, onSessionLoggedOut, onSessionRefreshed, onTabSessionUnauthenticated, reconcileSession, sourceTabID, }: CreateTabSessionSyncArgs): {
    broadcast: (event: TabSessionEvent) => TabSessionPublication;
    broadcastLogoutSettlement: (publication: TabSessionLogoutPublication) => void;
    cleanup: () => void;
};
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