| error[E0214]: parenthesized type parameters may only be used with a `Fn` trait |
| --> $DIR/unboxed-closure-sugar-used-on-struct.rs:7:15 |
| | |
| LL | fn foo(b: Box<Bar()>) { |
| | ^^^^^ only `Fn` traits may use parentheses |
| |
| error[E0107]: wrong number of type arguments: expected 1, found 0 |
| --> $DIR/unboxed-closure-sugar-used-on-struct.rs:7:15 |
| | |
| LL | fn foo(b: Box<Bar()>) { |
| | ^^^^^ expected 1 type argument |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors have detailed explanations: E0107, E0214. |
| For more information about an error, try `rustc --explain E0107`. |