mcs/errors/cs1106-2.cs

   1 // CS1106: `S<T>.Foo(this string)': Extension methods must be defined in a non-generic static class
   2 // Line: 6
   3
   4
   5 static class S<T>
   6 {
   7         static void Foo (this string s)
   8         {
   9         }
  10 }