/**
 * Wraps a constructor function as a singleton to ensure only one instance is created.
 *
 * @param {Function} ctro - The constructor function to be wrapped as a singleton.
 * @returns {Function} A function that, when called, returns the single instance of the constructor.
 */
declare function wrapAsSingleton(ctro: any): (...args: any[]) => any;
export { wrapAsSingleton };