| error[E0746]: return type cannot have an unboxed trait object |
| --> $DIR/E0746.rs:8:13 |
| | |
| LL | fn foo() -> dyn Trait { Struct } |
| | ^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits> |
| help: use `impl Trait` as the return type, as all return paths are of type `Struct`, which implements `Trait` |
| | |
| LL | fn foo() -> impl Trait { Struct } |
| | ^^^^^^^^^^ |
| |
| error[E0746]: return type cannot have an unboxed trait object |
| --> $DIR/E0746.rs:11:13 |
| | |
| LL | fn bar() -> dyn Trait { |
| | ^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits> |
| help: use `impl Trait` as the return type, as all return paths are of type `{integer}`, which implements `Trait` |
| | |
| LL | fn bar() -> impl Trait { |
| | ^^^^^^^^^^ |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0746`. |
