mcs/tests/gtest-etree-10.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq.Expressions;
   4
   5 class Foo<T>
   6 {
   7         public bool ContainsAll<U> (IEnumerable<U> items) where U : T
   8         {
   9                 foreach (U item in items) {
  10                         Expression<Func<bool>> e = () => !Contains (item);
  11                         if (!e.Compile () ())
  12                                 return false;
  13                 }
  14
  15                 return true;
  16         }
  17
  18         public bool Contains (T t)
  19         {
  20                 return false;
  21         }
  22 }
  23
  24 class Program
  25 {
  26         public static int Main ()
  27         {
  28                 var x = new Foo<int> ();
  29                 return x.ContainsAll (new [] { 4, 6, 78 }) ? 0 : 1;
  30         }
  31 }
  32