let label = UILabel().then {
    $0.textAlignment = .Center
    $0.textColor = .blackColor()
    $0.text = "Hello, World!"
}

let label: UILabel = {
    let label = UILabel()
    label.textAlignment = .Center
    label.textColor = .blackColor()
    label.text = "Hello, World!"
    return label
}()

let queue = NSOperationQueue().then {
    $0.maxConcurrentOperationCount = 1
}

extension MyClass: Then {}

let instance = MyClass().then {
    $0.really = "awesome!"
}

final class MyViewController: UIViewController {

    let titleLabel = UILabel().then {
        $0.textColor = .blackColor()
        $0.textAlignment = .Center
    }
    
    let tableView = UITableView().then {
        $0.backgroundColor = .clearColor()
        $0.separatorStyle = .None
        $0.registerClass(MyCell.self, forCellReuseIdentifier: "myCell")
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.view.addSubview(self.titleLabel)
        self.view.addSubview(self.tableView)
    }

}