HyperlinkLabel.swift

var didTapOnURL: (URL) -> Void = { url in
  if UIApplication.shared.canOpenURL(url) {
    UIApplication.shared.open(url, options: [:], completionHandler: { success in
      if success {
        print("Opened URL \(url) successfully")
      }
      else {
        print("Failed to open URL \(url)")
      }
    })
  }
  else {
    print("Can't open the URL: \(url)")
  }
}
override func touchesEnded(_ touches: Set<UITouch>, with event: UIEvent?) {
  if let url = self.url(at: touches) {
    didTapOnURL(url)
  }
  else {
    super.touchesEnded(touches, with: event)
  }
}