Single Linked List Node

gistfile1.txt

class SingleLinkedListNode <T : Printable> : Printable {
    var next : LinkedListNode?
    var data : T
    
    init(data : T) {
        self.data = data
    }
    
    var description : String {
        get {
            var result = ""
            var current : LinkedListNode? = self
            while (current != nil) {
                if let _current = current {
                    result += _current.data.description
                    current = _current.next
                    if (current != nil) {
                        result += "-->"
                    }
                }
            }
            return result
        }
    }
}