130b0d294a
```
error[E0596]: cannot borrow `*self.s` as mutable, as it is behind a `&` reference
--> $DIR/issue-38147-1.rs:17:9
|
LL | self.s.push('x');
| ^^^^^^ `self` is a `&` reference, so the data it refers to cannot be borrowed as mutable
|
help: consider changing this to be a mutable reference
|
LL | fn f(&mut self) {
| +++
```
Note the suggestion to add `mut` instead of replacing the entire `&self` with `&mut self`.
48 lines
1.5 KiB
Plaintext
48 lines
1.5 KiB
Plaintext
error[E0594]: cannot assign to `self.0`, which is behind a `&` reference
|
|
--> $DIR/suggest-ref-mut.rs:7:9
|
|
|
|
|
LL | self.0 = 32;
|
|
| ^^^^^^^^^^^ `self` is a `&` reference, so the data it refers to cannot be written
|
|
|
|
|
help: consider changing this to be a mutable reference
|
|
|
|
|
LL | fn zap(&mut self) {
|
|
| +++
|
|
|
|
error[E0594]: cannot assign to `*foo`, which is behind a `&` reference
|
|
--> $DIR/suggest-ref-mut.rs:15:5
|
|
|
|
|
LL | *foo = 32;
|
|
| ^^^^^^^^^ `foo` is a `&` reference, so the data it refers to cannot be written
|
|
|
|
|
help: consider changing this to be a mutable reference
|
|
|
|
|
LL | let ref mut foo = 16;
|
|
| +++
|
|
|
|
error[E0594]: cannot assign to `*bar`, which is behind a `&` reference
|
|
--> $DIR/suggest-ref-mut.rs:19:9
|
|
|
|
|
LL | *bar = 32;
|
|
| ^^^^^^^^^ `bar` is a `&` reference, so the data it refers to cannot be written
|
|
|
|
|
help: consider changing this to be a mutable reference
|
|
|
|
|
LL | if let Some(ref mut bar) = Some(16) {
|
|
| +++
|
|
|
|
error[E0594]: cannot assign to `*quo`, which is behind a `&` reference
|
|
--> $DIR/suggest-ref-mut.rs:23:22
|
|
|
|
|
LL | ref quo => { *quo = 32; },
|
|
| ^^^^^^^^^ `quo` is a `&` reference, so the data it refers to cannot be written
|
|
|
|
|
help: consider changing this to be a mutable reference
|
|
|
|
|
LL | ref mut quo => { *quo = 32; },
|
|
| +++
|
|
|
|
error: aborting due to 4 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0594`.
|