/**
 * @category Internal
 */
export declare namespace TypeGuard {
    type Constructor<T> = {
        new (...args: any[]): T;
    };
    /**
     * Checks if the given object is an instance of the indicated class.
     *
     * @param o the object to be checked.
     * @param className the name of the class to check for.
     */
    const typeGuard: <T>(o: any, className: Constructor<T>) => o is T;
}