| error[E0038]: the trait `Trait` cannot be made into an object |
| --> $DIR/E0038.rs:5:16 |
| | |
| LL | fn call_foo(x: Box<dyn Trait>) { |
| | ^^^^^^^^^^^^^^ `Trait` cannot be made into an object |
| | |
| = help: consider moving `foo` to another trait |
| 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/E0038.rs:2:22 |
| | |
| LL | trait Trait { |
| | ----- this trait cannot be made into an object... |
| LL | fn foo(&self) -> Self; |
| | ^^^^ ...because method `foo` references the `Self` type in its return type |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0038`. |
