AliSoftware

Keybase proof

I hereby claim:

• I am AliSoftware on github.
• I am aligatr (https://keybase.io/aligatr) on keybase.
• I have a public key whose fingerprint is 172F 2268 1A5A BD88 4FFF D1B3 F6D2 6970 231A FBDE

To claim this, I am signing this object:

AliSoftware

struct Coordinator {
  let window: UIWindow
  let navCtrl: UINavigationController?
  
  func start() {
    presentWelcomeScreen()
  }
  
  private func presentWelcomeScreen() {
    let vc = WelcomeScreenViewController() // Instanciate from code, XIB, Storyboard, whatever your jam is

AliSoftware

enum Crash: ErrorType { case Key(String) }
func kaboom(str: String) throws -> String {
  throw Crash.Key(str)
}

// Crash with EXC_BAD_ACCESS, not every time but quite often
func test1() throws -> [String:[String]] {
  return [
    "foo": try [kaboom("test1a"), kaboom("test1b")]
  ]

AliSoftware

protocol Fooable {
  static var staticBigSelf: String { get }
  static var staticSmallSelf: String { get }
  var instanceBigSelf: String { get }
  var instanceSmallSelf: String { get }
  init()
}

extension Fooable {
  static var staticBigSelf: String { return String(Self) }

AliSoftware

func using<T: AnyObject>(object: T, execute: (T) throws -> Void) rethrows -> T {
  try execute(object)
  return object
}

import UIKit

// Then in some configureView() function of an UIViewController or whatnot…

let label1 = using(UILabel()) {

AliSoftware

//: Playground - noun: a place where people can play

import Foundation

// This is a fake implementation mimicking the behavior of having a Localizable.string
// This is used here to be able to test the code easily in a Playground
func localize(key: String) -> String {
    return [
        "alert.title": "Titre d'Alerte",
        "alert.message": "Message d'Alerte",

AliSoftware

// Allow to use generics even if not supported yet
#if __has_feature(objc_generics)
  #define NSArrayOf(x) NSArray<x>
  #define NSMutableArrayOf(x) NSMutableArray<x>
  #define NSDictionaryOf(x,y) NSDictionary<x, y>
  #define NSMutableDictionaryOf(x, y) NSMutableDictionary<x, y>
  #define NSSetOf(x) NSSet<x>
  #define NSMutableSetOf(x) NSMutableSet<x>
#else
  #define NSArrayOf(x) NSArray

AliSoftware

# Swift 2.0


protocol AbstractAnimal : CustomStringConvertible {
    // Abstract, to implement
    var firstName: String { get set }
    var lastName: String { get set }
    // var fullName: String { get } // don't declare it this time!
}

AliSoftware

// For implementing the Promises pattern, I suggest http://promisekit.org
// But here we will build a very simple, naive and limited implementation just to show very basic concepts

import Foundation

/////////////////////
// Promise Pattern (very simplified and naive)
/////////////////////

class Promise<T> {

AliSoftware

// #!Swift-1.1
import Foundation


// MARK: - (1) classes

// Solution 1:
//  - Use classes instead of struct
// Issue: Violate the concept of moving model to the value layer
//        http://realm.io/news/andy-matuschak-controlling-complexity/