struct mit content Clusure

Playground.swift

@@ -25,6 +25,7 @@ struct Train: Vehicle {
     var name: String
     var color = "white"
     var delay  = 0 // nicht im protocol
+    
     func delayed(minutes: Int) -> Train {
         var train = self
         train.delay = minutes
@@ -34,6 +35,7 @@ struct Train: Vehicle {
     let makeSomeNoise = { (noise: String) -> String in
         noise.uppercased()
     }
+    var content: () -> Vehicle
 }
 
 struct ICE: Vehicle {
@@ -64,19 +66,23 @@ struct Bike: Vehicle, CustomStringConvertible {
   //      }
         }
 }
-
+var bike = Bike.trek
+let train = Train(name: "RadZug", content: { Bike.trek })
+ 
 #Playground {
   //  var greeting = "Hallo Playground"
-  var bike = Bike.trek
-    var train = Train(name:"ICE")
+  
+  //  var train = Train(name:"ICE")
  //   bike.description
  //   bike.description = "Mein Rad"
  //   bike.description
 
-    train
-    train.delayed(minutes: 23)
-    BikeGarage().park(vehicle: bike)
-    print( bike)
-    train.makeSomeNoise("huhu")
-    // write code here
+//    train
+//    train.delayed(minutes: 23)
+//    BikeGarage().park(vehicle: bike)
+//    print( bike)
+//    train.makeSomeNoise("huhu")
+//    // write code here
+    
+    train.content().name
 }

TheSwiftWeek.xcodeproj/xcuserdata/rohing73.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

@@ -14,8 +14,8 @@
             filePath = "Playground.swift"
             startingColumnNumber = "9223372036854775807"
             endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "39"
-            endingLineNumber = "39"
+            startingLineNumber = "40"
+            endingLineNumber = "40"
             landmarkName = "ICE"
             landmarkType = "14">
          </BreakpointContent>