olbrichj

func application(_ application: UIApplication, continue userActivity: NSUserActivity, restorationHandler: @escaping ([UIUserActivityRestoring]?) -> Void) -> Bool {
    if let intent = userActivity.interaction?.intent as? DanceIntent {
        handle(intent)
        return true
    } 
    return false
}

olbrichj

public func handle(intent: DanceIntent, completion: @escaping (DanceIntentResponse) -> Void) {
        // check for your intent here and handle it accordingly
        let dance = intent.dance

        // finish by providing a response
        completion(DanceIntentResponse.success(dance: dance, playTime: 10))
}

olbrichj

let danceIntent = DanceIntent()
danceIntent.<property> = //set here your configuration for this intent
    
let interaction = INInteraction(intent: danceIntent, response: nil)
interaction.donate { (error) in
    if error != nil {
        if let error = error as NSError? {
            print("error")
        }
    } else {

olbrichj

func rotFinal(msg: String, key: String, op: (UInt32, UInt32) -> UInt32) -> String {
    return String(zip(msg.unicodeScalars.map{$0.value}, String(repeating: key, count: (msg.count / key.count) + 1)
            .unicodeScalars.map{$0.value})
                  .map{Character(UnicodeScalar(op($0.0, $0.1))!)})
}

olbrichj

func rot3(msg: String, op: (UInt32, UInt32) -> UInt32) -> String {
    let numbers = msg.unicodeScalars.map{$0.value}
    return String(numbers.map{Character(UnicodeScalar(op($0, 3))!)})
}

olbrichj

et number = UInt32(Calendar.current.component(.weekday, from: Date()))
let msg = ["D", "(", "o", "o", "#", "(", "w", "k", "h", "#", "e", "(", "h", "v", "w", "!", "(", "#", "d", "q", "(", "g", "#", "n", "h", "h", ")", "s", "#", "r", "!", "q", "#", "h", "y", "d", "!", "o", "x", "d", "w", "(", "l", "q", "j"]
print(msg.filter{$0.unicodeScalars.map{$0.value}.reduce(0, +) > 64
    || $0.unicodeScalars.map{$0.value}.reduce(0, +) == 35}.map{
        Character(UnicodeScalar($0.unicodeScalars.map{$0.value}.reduce(0, +)
            - number)!)})

olbrichj

class ViewController: UIViewController {
    private let (promise, seal) = Guarantee<...>.pending()

    func show(in: UIViewController) -> Promise<…> {
        in.show(self, sender: in)
        return promise
    }

    func done() {
        dismiss(animated: true)

olbrichj

func foo() -> (Promise<Void>, cancel: () -> Void) {
    let task = Task(…)
    var cancelme = false

    let promise = Promise<Void> { seal in
        task.completion = { value in
            guard !cancelme else { reject(NSError.cancelledError) }
            seal.fulfill(value)
        }
        task.start()

olbrichj

let p1 = promise1.then {
  ...
}

let p2 = promise2.then {
  ...
}

when(fulfilled: p1, p2).catch { error in
   ...

olbrichj

login().then { username in
    getTokens(for: username).map { ($0, username) }
}.then { tokens, username in
    //…
}