import * as Y from 'yjs';
import { JSONArray, JSONObject, JSONPrimitive, JSONValue } from './types';
export declare function isJSONPrimitive(v: JSONValue): v is JSONPrimitive;
export declare function isJSONArray(v: JSONValue): v is JSONArray;
export declare function isJSONObject(v: JSONValue): v is JSONObject;
export declare function toYDataType(v: JSONValue, seen?: WeakSet<object>): any;
export declare function applyJsonArray(dest: Y.Array<unknown>, source: JSONArray, seen?: WeakSet<object>): void;
export declare function applyJsonObject(dest: Y.Map<unknown>, source: JSONObject, seen?: WeakSet<object>): void;
export declare function toPlainValue(v: Y.Map<any> | Y.Array<any> | JSONValue): JSONValue;
export declare function notImplemented(reason: string): never;
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