PiedPiper | small set of classes and functions to make easy use | Reactive Programming library

// In this snippet `doStuff` returns a Future
let newFuture = doStuff().filter { value in
  value > 0
}.flatMap { value in
  Future("\(value)")
}.map { value in
  "The result is \(value)"
}

// `newFuture` is now a Future that will only succeed wh  

func randomInt() -> Int {
  return 4 //Guaranteed random
}

func stringifyInt(number: Int) -> String {
  return "\(number)"
}

func helloString(input: String) -> String {
  return "Hello \(input)!"
}

let composition = randomInt >>>  

// The login function returns a Future
let login = userManager.login(username, password)

// You can specify success or failure callbacks, and chain the calls together
login.onSuccess { user in
  print("User \(user.username) logged in successfully!")