/**
 * Accepts any value and returns a valid clone of that object.
 * Dream instances, Query instances, and other special types are
 * automatically cloned using their specialized cloning methods.
 *
 * @param original - The value to clone
 * @param unsupportedTypeCloneFunction - Optional function to handle cloning of unsupported types.
 *   If not provided, an error will be thrown for unsupported types.
 * @returns Either a clone of the original value, or the original value itself for immutable types
 * @throws {TypeUnsupportedByClone} When an unsupported type is encountered and no unsupportedTypeCloneFunction is provided
 */
export default function cloneDeepSafe<T>(original: T, unsupportedTypeCloneFunction?: <U>(x: U) => U): T;
export declare class TypeUnsupportedByClone extends Error {
    private original;
    constructor(original: any);
    get message(): string;
}