rust/tests/ui/nll/issue-27282-reborrow-ref-mut-in-guard.stderr
2023-01-11 09:32:08 +00:00

24 lines
1.2 KiB
Plaintext

error[E0596]: cannot borrow `r` as mutable, as it is immutable for the pattern guard
--> $DIR/issue-27282-reborrow-ref-mut-in-guard.rs:14:25
|
LL | ref mut r if { (|| { let bar = &mut *r; **bar = false; })();
| ^^ -- mutable borrow occurs due to use of `r` in closure
| |
| cannot borrow as mutable
|
= note: variables bound in patterns are immutable until the end of the pattern guard
error[E0596]: cannot borrow `r` as mutable, as it is immutable for the pattern guard
--> $DIR/issue-27282-reborrow-ref-mut-in-guard.rs:24:40
|
LL | ref mut r if let Some(()) = { (|| { let bar = &mut *r; **bar = false; })();
| ^^ -- mutable borrow occurs due to use of `r` in closure
| |
| cannot borrow as mutable
|
= note: variables bound in patterns are immutable until the end of the pattern guard
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0596`.