| error[E0425]: cannot find type `T` in this scope | |
| --> $DIR/refine-err.rs:4:38 | |
| | | |
| LL | fn prepare(self) -> impl Fn() -> T; | |
| | ^ not found in this scope | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0425`. |