         let alertView = alert(title: title, message: message, actions: actions)
         viewController.present(alertView, animated: true, completion: nil)
     }
-    
+
     /// create an alert
     /// - Parameters:
     ///   - title: alert title

import UIKit

extension RGAppTools where Base: UIAlertController {
    
    /// 在视图中显示 Alert
    /// - Parameters:
    ///   - viewController: 展示 Alert 的视图

        }
        return alert
    }

    private static func actionSheet(title: String,
                                   message: String,
                                   actions: [UIAlertAction]) -> UIAlertController
