rust/tests/ui/borrowck/borrow-immutable-upvar-mutation-impl-trait.stderr
Nilstrieb 41e8d152dc Show number in error message even for one error
Co-authored-by: Adrian <adrian.iosdev@gmail.com>
2023-11-24 19:15:52 +01:00

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error[E0594]: cannot assign to `x`, as it is a captured variable in a `Fn` closure
--> $DIR/borrow-immutable-upvar-mutation-impl-trait.rs:11:9
|
LL | fn bar() -> impl Fn() -> usize {
| --- ------------------ change this to return `FnMut` instead of `Fn`
LL | let mut x = 0;
LL | move || {
| ------- in this closure
LL | x += 1;
| ^^^^^^ cannot assign
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0594`.