/**
 * Utility class providing methods for identifying and working with native JavaScript objects and types.
 * Used within the observer pattern implementation to handle special cases for native objects.
 */
export declare class NativeHelper {
    /**
     * Collection of constructor functions for native JavaScript types.
     * Used to identify instances of built-in JavaScript objects and data structures.
     */
    static readonly NATIVE_TYPES: (ObjectConstructor | ArrayConstructor | DateConstructor | RegExpConstructor | FunctionConstructor | WeakMapConstructor | WeakSetConstructor | PromiseConstructor)[];
    /**
     * Checks if an object is an instance of any native JavaScript type.
     * @param {unknown} obj The object to check.
     * @returns {boolean} True if the object is an instance of a native type, false otherwise.
     */
    static isNativeObject(obj: unknown): boolean;
}