| error[E0038]: the trait `Foo` cannot be made into an object |
| --> $DIR/object-safety-err-ret.rs:17:16 |
| | |
| LL | fn use_dyn(v: &dyn Foo) { |
| | ^^^^^^^ `Foo` cannot be made into an object |
| | |
| note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> |
| --> $DIR/object-safety-err-ret.rs:8:8 |
| | |
| LL | trait Foo { |
| | --- this trait cannot be made into an object... |
| LL | fn test(&self) -> [u8; bar::<Self>()]; |
| | ^^^^ ^^^^^^^^^^^^^^^^^^^ ...because method `test` references the `Self` type in its return type |
| | | |
| | ...because method `test` references the `Self` type in its `where` clause |
| = help: consider moving `test` to another trait |
| = help: consider moving `test` to another trait |
| = help: only type `()` implements the trait, consider using it directly instead |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0038`. |
