import * as Y from 'yjs';
export declare function advanceFloor(floor: number, pageSeqsAscending: number[]): number;
export declare function shouldAuthorSnapshot(p: {
    canAuthor: boolean;
    updatesSinceLastSnapshot: number;
    threshold: number;
}): boolean;
export declare function computeLocalOnlyUpdate(ydoc: Y.Doc, serverMerged: Uint8Array | null): Uint8Array | null;