tests/ui/associated-types/associated-types-method.rs

   1 // run-pass
   2 // Test that methods whose impl-trait-ref contains associated types
   3 // are supported.
   4
   5 trait Device {
   6     type Resources;
   7 }
   8 #[allow(unused_tuple_struct_fields)]
   9 struct Foo<D, R>(D, R);
  10
  11 trait Tr {
  12     fn present(&self) {}
  13 }
  14
  15 impl<D: Device> Tr for Foo<D, D::Resources> {
  16     fn present(&self) {}
  17 }
  18
  19 struct Res;
  20 struct Dev;
  21 impl Device for Dev {
  22     type Resources = Res;
  23 }
  24
  25 fn main() {
  26     let foo = Foo(Dev, Res);
  27     foo.present();
  28 }