| error[E0307]: invalid `self` parameter type: T |
| --> $DIR/issue-66312.rs:4:22 |
| | |
| LL | fn is_some(self: T); |
| | ^ |
| | |
| = note: type of `self` must be `Self` or a type that dereferences to it |
| = help: consider changing to `self`, `&self`, `&mut self`, `self: Box<Self>`, `self: Rc<Self>`, `self: Arc<Self>`, or `self: Pin<P>` (where P is one of the previous types except `Self`) |
| |
| error[E0308]: mismatched types |
| --> $DIR/issue-66312.rs:9:8 |
| | |
| LL | if x.is_some() { |
| | ^^^^^^^^^^^ expected `bool`, found `()` |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors have detailed explanations: E0307, E0308. |
| For more information about an error, try `rustc --explain E0307`. |
