Asynchronous Calls With FutureKit

VillainsMasterViewController.swift

import FutureKit
import UIKit

class VillainsMasterViewController: UIViewController {
  let villainService: VillainService?
  
  ...
  
  func viewDidLoad() {
      villainService?.getVillainList()
            .onSuccess() { (apiRootResourceLinks) in
                //display villain information in view
            }.onCancel {
                //tell the user that the villain call got cancelled
            }.onFail { (error) in
                //show the villain app error page
        }
  }
  
  ...

}