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iOS Swift 2.0 Enumerations and Optionals Introduction to Enumerations Enum Methods

David Alberto Fuentes Ortiz
David Alberto Fuentes Ortiz
1,593 Points

swift 2.0 enumeration and optionals

i have and issue with this challenge please help i tried many things and nothing works

buttons.swift
import Foundation

enum UIBarButtonStyle {
    case Done
    case Plain
    case Bordered
}

class UIBarButtonItem {

    var title: String?
    let style: UIBarButtonStyle
    var target: AnyObject?
    var action: Selector

    init(title: String?, style: UIBarButtonStyle, target: AnyObject?, action: Selector) {
        self.title = title
        self.style = style
        self.target = target
        self.action = action
    }
}
enums.swift
enum Button {
    case Done(String)
    case Edit(String)

    func toUIBarButtonItem() -> UIBarButtonItem {

        switch self {
        case .Done("Done"):
            return UIBarButtonItem(title: "Done", style: UIBarButtonStyle.Done, target: nil, action: nil)

        case .Edit("Edit"): UIBarButtonItem(title: "Edit",style: UIBarButtonStyle.Plain,target: nil, action: nil)
        }

    }
}

let done = Button.Done("Done")
let doneButton = Button.Done("Donde").toUIBarButtonItem()

2 Answers

Think you need a break Statement in switch case and you have to close it with a default statement for all other cases. This should work.

switch bar {
  case foo:{
    do something
    break
  }
  case bar:{
    do something
    break
  }
  default:{
    do all other cases
  }
}