tests/delegates/bug659778.vala

   1 delegate G DoSomething<G>(G g);
   2
   3 void do_something<G> (DoSomething<G> f) {}
   4
   5 enum TestEnum {
   6         T;
   7         public void f() {
   8                 do_something<TestEnum> ((x) => {
   9                         switch (this) {
  10                         case T:
  11                                 return T;
  12                         default:
  13                                 assert_not_reached ();
  14                         }
  15         });
  16         }
  17         public void g(int i) {
  18                 do_something<TestEnum> ((x) => {
  19                         switch (this) {
  20                         case T:
  21                                 i++;
  22                                 return T;
  23                         default:
  24                                 assert_not_reached ();
  25                         }
  26                 });
  27         }
  28 }
  29
  30 class Test {
  31         public void f() {
  32                 do_something<TestEnum> (g);
  33                 do_something<int> (h);
  34         }
  35         [CCode (instance_pos = -1)]
  36         private TestEnum g(TestEnum i) {
  37                 return i;
  38         }
  39         [CCode (instance_pos = -1)]
  40         private int h(int i) {
  41                 return i;
  42         }
  43 }
  44
  45 int main() {
  46         TestEnum t = TestEnum.T;
  47         t.f ();
  48         t.g (0);
  49         Test t2 = new Test ();
  50         t2.f ();
  51         return 0;
  52 }