mcs/tests/test-315.cs

   1 using System;
   2
   3 public interface IDirectedEnumerable
   4 {
   5         IDirectedEnumerable Backwards();
   6 }
   7
   8 public interface IDirectedCollectionValue : IDirectedEnumerable
   9 {
  10         new IDirectedCollectionValue Backwards();
  11 }
  12
  13 public class GuardedCollectionValue : IDirectedCollectionValue
  14 {
  15         IDirectedEnumerable IDirectedEnumerable.Backwards ()
  16         {
  17                 return this;
  18         }
  19
  20         public IDirectedCollectionValue Backwards ()
  21         {
  22                 return this;
  23         }
  24 }
  25
  26 public interface ISequenced : IDirectedCollectionValue
  27 {
  28 }
  29
  30 public class GuardedSequenced
  31 {
  32         ISequenced sequenced;
  33
  34         public IDirectedCollectionValue Test ()
  35         {
  36                 return sequenced.Backwards();
  37         }
  38 }
  39
  40 class X
  41 {
  42         public static void Main ()
  43         { }
  44 }