2 using System
.Collections
.Generic
;
4 public class B
: IDisposable
10 public void DoSomething ()
17 public static IEnumerable
<int> Test ()
19 using (var b
= new B ()) {
20 Action a
= () => b
.DoSomething ();
27 public static int Main ()
29 foreach (var e
in Test ()) {
30 Console
.WriteLine (e
);