declare const _default: {
  nullOrUndefined: (input: any) => boolean;
  object: (input: any) => boolean;
  string: (input: any) => boolean;
  nodeList: (input: any) => boolean;
  element: (input: any) => boolean;
  empty: (input: any) => boolean;
  array: (input: any) => boolean;
};
export default _default;
