import type { SnapshotRead, SnapshotValue } from './conversationPort.js';
export type SnapshotDisplayItem = Exclude<SnapshotValue, {
    kind: 'state';
}>;
export declare function orderSnapshotItems(items: ReadonlyMap<string, SnapshotDisplayItem>): SnapshotDisplayItem[];
export declare function snapshotItemKey(item: SnapshotValue): string;
export declare class SnapshotChanges {
    private baseline;
    private active;
    read(metadata: Pick<SnapshotRead, 'transferId' | 'conversationId' | 'revision' | 'stateSequence' | 'operationId'>, source: AsyncIterable<SnapshotValue>): SnapshotRead;
}
//# sourceMappingURL=snapshotChanges.d.ts.map