 		Handy var to get whether the transition state is none
 	*/
 	var isNone: Bool {
-		if case let .None = self {
+		if case .None = self {
 			return true
 		}
 		return false

		Handy var to get whether the transition has cancelled
	*/
	var isInteractiveTransitionCancelled: Bool {
		if case let .CancelInteractive = self {
			return true
		}
		return false

	var isInteractive: Bool {
		switch self {
		case .Start(let transitionType):
			if case .Interactive = transitionType {
				return true
			}
			return false
		case .InteractivePercentage:
			return true
		case .Finish(let transitionType):
			if case .Interactive = transitionType {
				return true
			}
			return false
