import { Plugin } from '../HeadlessEditor';
import { JsonNode, PluginEvent } from '../types';
export declare const historyPluginId: "history";
type Signature = {
    undo(): void;
    redo(): void;
    getUndoCount(): number;
    getRedoCount(): number;
};
export type Commit = {
    root: JsonNode;
    changes: PluginEvent[];
    updateCount: number;
};
export declare const HistoryPlugin: Plugin<null, Signature>;
export {};