/** * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ export declare type DeepCyclicCopyOptions = { blacklist?: Set<string>; keepPrototype?: boolean; }; export default function deepCyclicCopy<T>(value: T, options?: DeepCyclicCopyOptions, cycles?: WeakMap<any, any>): T;