crash all the things

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

import Cocoa

var str = "Hello, playground"
import Foundation

class POSIXSocketNotificationHandle { }

protocol Nextable {
    typealias NEXT
    var next : NEXT { get }
}

protocol Notifiable {

}

protocol NotifiableProxy {
    var notifiableProxy : Notifiable { get }
}

extension Nextable where Self.NEXT : Notifiable {
    var notifiableProxy : Notifiable {
        get {
            return self.next
        }
    }
}

extension Nextable where Self.NEXT : NotifiableProxy {
    var notifiableProxy : Notifiable {
        get {
            return self.next.notifiableProxy
        }
    }
}