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rust/tests/ui/moves/assignment-of-clone-call-on-ref-due-to-missing-bound.stderr

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On "this .clone() is on the reference", provide more info When encountering a case where `let x: T = (val: &T).clone();` and `T: !Clone`, already mention that the reference is being cloned. We now also suggest `#[derive(Clone)]` not only on `T` but also on type parameters to satisfy blanket implementations. ``` error[E0308]: mismatched types --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ------------ ^^^^^^^^^ expected `HashSet<Day>`, found `&HashSet<Day>` | | | expected due to this | = note: expected struct `HashSet<Day>` found reference `&HashSet<Day>` note: `HashSet<Day>` does not implement `Clone`, so `&HashSet<Day>` was cloned instead --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ^ = help: `Clone` is not implemented because the trait bound `Day: Clone` is not satisfied help: consider annotating `Day` with `#[derive(Clone)]` | LL + #[derive(Clone)] LL | enum Day { | ``` Case taken from # #41825.
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error[E0308]: mismatched types
--> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:18:39
|
LL | let mut x: HashSet<Day> = v.clone();
| ------------ ^^^^^^^^^ expected `HashSet<Day>`, found `&HashSet<Day>`
| |
| expected due to this
|
recurse into refs when comparing tys for diagnostics
2023-12-07 21:54:41 -06:00
= note: expected struct `HashSet<_>`
found reference `&HashSet<_>`
On "this .clone() is on the reference", provide more info When encountering a case where `let x: T = (val: &T).clone();` and `T: !Clone`, already mention that the reference is being cloned. We now also suggest `#[derive(Clone)]` not only on `T` but also on type parameters to satisfy blanket implementations. ``` error[E0308]: mismatched types --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ------------ ^^^^^^^^^ expected `HashSet<Day>`, found `&HashSet<Day>` | | | expected due to this | = note: expected struct `HashSet<Day>` found reference `&HashSet<Day>` note: `HashSet<Day>` does not implement `Clone`, so `&HashSet<Day>` was cloned instead --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ^ = help: `Clone` is not implemented because the trait bound `Day: Clone` is not satisfied help: consider annotating `Day` with `#[derive(Clone)]` | LL + #[derive(Clone)] LL | enum Day { | ``` Case taken from # #41825.
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note: `HashSet<Day>` does not implement `Clone`, so `&HashSet<Day>` was cloned instead
--> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:18:39
|
LL | let mut x: HashSet<Day> = v.clone();
| ^
= help: `Clone` is not implemented because the trait bound `Day: Clone` is not satisfied
help: consider annotating `Day` with `#[derive(Clone)]`
|
LL + #[derive(Clone)]
LL | enum Day {
|
Fix rebase
2023-12-04 16:00:34 -06:00
error: aborting due to 1 previous error
On "this .clone() is on the reference", provide more info When encountering a case where `let x: T = (val: &T).clone();` and `T: !Clone`, already mention that the reference is being cloned. We now also suggest `#[derive(Clone)]` not only on `T` but also on type parameters to satisfy blanket implementations. ``` error[E0308]: mismatched types --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ------------ ^^^^^^^^^ expected `HashSet<Day>`, found `&HashSet<Day>` | | | expected due to this | = note: expected struct `HashSet<Day>` found reference `&HashSet<Day>` note: `HashSet<Day>` does not implement `Clone`, so `&HashSet<Day>` was cloned instead --> $DIR/assignment-of-clone-call-on-ref-due-to-missing-bound.rs:17:39 | LL | let mut x: HashSet<Day> = v.clone(); | ^ = help: `Clone` is not implemented because the trait bound `Day: Clone` is not satisfied help: consider annotating `Day` with `#[derive(Clone)]` | LL + #[derive(Clone)] LL | enum Day { | ``` Case taken from # #41825.
2023-11-20 19:09:11 -06:00
For more information about this error, try `rustc --explain E0308`.
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