| error[E0308]: mismatched types | |
| --> $DIR/mut-ref-reassignment.rs:2:11 | |
| | | |
| LL | fn suggestion(opt: &mut Option<String>) { | |
| | ------------------- expected due to this parameter type | |
| LL | opt = None; | |
| | ^^^^ expected `&mut Option<String>`, found `Option<_>` | |
| | | |
| = note: expected mutable reference `&mut Option<String>` | |
| found enum `Option<_>` | |
| help: consider dereferencing here to assign to the mutably borrowed value | |
| | | |
| LL | *opt = None; | |
| | + | |
| error[E0308]: mismatched types | |
| --> $DIR/mut-ref-reassignment.rs:6:11 | |
| | | |
| LL | fn no_suggestion(opt: &mut Result<String, ()>) { | |
| | ----------------------- expected due to this parameter type | |
| LL | opt = None | |
| | ^^^^ expected `&mut Result<String, ()>`, found `Option<_>` | |
| | | |
| = note: expected mutable reference `&mut Result<String, ()>` | |
| found enum `Option<_>` | |
| error[E0308]: mismatched types | |
| --> $DIR/mut-ref-reassignment.rs:10:11 | |
| | | |
| LL | fn suggestion2(opt: &mut Option<String>) { | |
| | ------------------- expected due to this parameter type | |
| LL | opt = Some(String::new()) | |
| | ^^^^^^^^^^^^^^^^^^^ expected `&mut Option<String>`, found `Option<String>` | |
| | | |
| = note: expected mutable reference `&mut Option<_>` | |
| found enum `Option<_>` | |
| help: consider dereferencing here to assign to the mutably borrowed value | |
| | | |
| LL | *opt = Some(String::new()) | |
| | + | |
| error[E0308]: mismatched types | |
| --> $DIR/mut-ref-reassignment.rs:14:11 | |
| | | |
| LL | fn no_suggestion2(opt: &mut Option<String>) { | |
| | ------------------- expected due to this parameter type | |
| LL | opt = Some(42) | |
| | ^^^^^^^^ expected `&mut Option<String>`, found `Option<{integer}>` | |
| | | |
| = note: expected mutable reference `&mut Option<String>` | |
| found enum `Option<{integer}>` | |
| error: aborting due to 4 previous errors | |
| For more information about this error, try `rustc --explain E0308`. |