import { AddUpdatesResult, ReplaceUpdatesResult, StoredUpdates, UpdatesStore } from './UpdatesStore';
/**
 * Defines an implementation of UpdatesStore which keeps everything in memory.
 */
export declare class MemoryUpdatesStore implements UpdatesStore {
    private _branches;
    maxAllowedInstSize: number;
    getUpdates(branch: string): Promise<StoredUpdates>;
    addUpdates(branch: string, updates: string[]): Promise<AddUpdatesResult>;
    replaceUpdates(branch: string, updatesToRemove: StoredUpdates, updatesToAdd: string[]): Promise<ReplaceUpdatesResult>;
    clearUpdates(branch: string): Promise<void>;
    reset(): void;
}
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