2020-09-02 02:40:56 -05:00
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error[E0507]: cannot move out of dereference of `Ref<'_, TheDarkKnight>`
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2018-12-25 09:56:47 -06:00
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--> $DIR/E0507.rs:12:5
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2018-02-07 21:35:35 -06:00
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2019-03-09 06:03:44 -06:00
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LL | x.borrow().nothing_is_true();
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2023-06-22 15:30:23 -05:00
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| ^^^^^^^^^^ ----------------- value moved due to this method call
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2022-03-01 22:30:16 -06:00
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| move occurs because value has type `TheDarkKnight`, which does not implement the `Copy` trait
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2022-12-12 06:07:09 -06:00
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note: `TheDarkKnight::nothing_is_true` takes ownership of the receiver `self`, which moves value
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2022-03-01 22:30:16 -06:00
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--> $DIR/E0507.rs:6:24
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LL | fn nothing_is_true(self) {}
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| ^^^^
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2024-03-17 16:25:38 -05:00
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note: if `TheDarkKnight` implemented `Clone`, you could clone the value
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--> $DIR/E0507.rs:3:1
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LL | struct TheDarkKnight;
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Mention when type parameter could be `Clone`
```
error[E0382]: use of moved value: `t`
--> $DIR/use_of_moved_value_copy_suggestions.rs:7:9
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LL | fn duplicate_t<T>(t: T) -> (T, T) {
| - move occurs because `t` has type `T`, which does not implement the `Copy` trait
...
LL | (t, t)
| - ^ value used here after move
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| value moved here
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help: if `T` implemented `Clone`, you could clone the value
--> $DIR/use_of_moved_value_copy_suggestions.rs:4:16
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LL | fn duplicate_t<T>(t: T) -> (T, T) {
| ^ consider constraining this type parameter with `Clone`
...
LL | (t, t)
| - you could clone this value
help: consider restricting type parameter `T`
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LL | fn duplicate_t<T: Copy>(t: T) -> (T, T) {
| ++++++
```
The `help` is new. On ADTs, we also extend the output with span labels:
```
error[E0507]: cannot move out of static item `FOO`
--> $DIR/issue-17718-static-move.rs:6:14
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LL | let _a = FOO;
| ^^^ move occurs because `FOO` has type `Foo`, which does not implement the `Copy` trait
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note: if `Foo` implemented `Clone`, you could clone the value
--> $DIR/issue-17718-static-move.rs:1:1
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LL | struct Foo;
| ^^^^^^^^^^ consider implementing `Clone` for this type
...
LL | let _a = FOO;
| --- you could clone this value
help: consider borrowing here
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LL | let _a = &FOO;
| +
```
2024-04-18 17:18:19 -05:00
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| ^^^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
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...
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LL | x.borrow().nothing_is_true();
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| ---------- you could clone this value
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2018-02-07 21:35:35 -06:00
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2023-11-21 09:44:16 -06:00
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error: aborting due to 1 previous error
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2018-02-07 21:35:35 -06:00
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2018-03-03 08:59:40 -06:00
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For more information about this error, try `rustc --explain E0507`.
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