BeauNouvelle

extension UIControl {
    
    /// Typealias for UIControl closure.
    public typealias UIControlTargetClosure = (UIControl) -> ()
    
    private class UIControlClosureWrapper: NSObject {
        let closure: UIControlTargetClosure
        init(_ closure: @escaping UIControlTargetClosure) {
            self.closure = closure
        }

BeauNouvelle

import UIKit
import Foundation

struct BigInt {
    
    var value: String
    
    func multiply(right: BigInt) -> BigInt {
        var leftCharacterArray = value.characters.reversed().map { Int(String($0))! }
        var rightCharacterArray = right.value.characters.reversed().map { Int(String($0))! }

BeauNouvelle

extension UITableView {
    
    public func dequeue<T: UITableViewCell>(cellClass: T.Type) -> T? {
        return dequeueReusableCell(withIdentifier: cellClass.reuseIdentifier) as? T
    }

    public func dequeue<T: UITableViewCell>(cellClass: T.Type, forIndexPath indexPath: IndexPath) -> T {
        guard let cell = dequeueReusableCell(
            withIdentifier: cellClass.reuseIdentifier, for: indexPath) as? T else {
                fatalError(

BeauNouvelle

extension UITableView {
    
    public func register<T: UITableViewCell>(cellClass: T.Type) {
        register(cellClass, forCellReuseIdentifier: cellClass.reuseIdentifier)
    }
    
}

BeauNouvelle

extension UITableViewCell {
    
    static var reuseIdentifier: String {
        return NSStringFromClass(self)
    }
    
}

BeauNouvelle

let button = UIButton()
button.addAction(for: .touchUpInside) { (button) in
    // Run code
}

let slider = UISlider()
slider.addAction(for: .valueChanged) { (slider) in
    // Run code
}

BeauNouvelle

extension UIBarButtonItem {
    
    /// Typealias for UIBarButtonItem closure.
    private typealias UIBarButtonItemTargetClosure = (UIBarButtonItem) -> ()

    private class UIBarButtonItemClosureWrapper: NSObject {
        let closure: UIBarButtonItemTargetClosure
        init(_ closure: @escaping UIBarButtonItemTargetClosure) {
            self.closure = closure
        }

BeauNouvelle

convenience init(title: String?, style: UIBarButtonItem.Style, closure: @escaping UIBarButtonItemTargetClosure) {
    self.init(title: title, style: style, target: nil, action: nil)
    targetClosure = closure
    action = #selector(UIBarButtonItem.closureAction)
}

@objc func closureAction() {
    guard let targetClosure = targetClosure else { return }
    targetClosure(self)
}

BeauNouvelle

// Old way of doing things.
let actionButton = UIBarButtonItem(title: "Done", style: .done, target: self, action: #selector(someMethod()))

// New way of doing things.
let button = UIBarButtonItem(title: "Done", style: .done) { _ in
    // Do stuff here.            
}

BeauNouvelle

let view = WorldView(worldSize: 100, cellSize: 5)
view.autoRun()
PlaygroundPage.current.liveView = view