     }
 }
 
-
+/// Extensions for `UIBarButtonItem`. 
 public extension UIBarButtonItem {
      /**
      Initializes a new bar button item using the specified configuration.


    /// Specifies the text for the bar button.
    public enum Text {
        /// Bar button system `.Cancel` text.
        case Cancel

        /// Bar button system `.Done` text.
        case Done

        /// Bar button system `.Save` text.
        case Save

        /// Specifies custom text for the bar button.
        case Custom(String)

extension DismissButtonConfig.Text {
    var systemItem: UIBarButtonSystemItem? {
        switch self {
        case .SystemItem(let item):
            return item
        default:
            return nil
        }
