mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 23:04:33 +00:00
23 lines
795 B
Plaintext
23 lines
795 B
Plaintext
error[E0204]: the trait `Copy` cannot be implemented for this type
|
|
--> $DIR/missing-bound-in-manual-copy-impl-2.rs:16:18
|
|
|
|
|
LL | struct Wrapper<T>(T);
|
|
| - this field does not implement `Copy`
|
|
...
|
|
LL | impl<S> Copy for Wrapper<OnlyCopyIfDisplay<S>> {}
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
note: the `Copy` impl for `OnlyCopyIfDisplay<S>` requires that `S: std::fmt::Display`
|
|
--> $DIR/missing-bound-in-manual-copy-impl-2.rs:4:19
|
|
|
|
|
LL | struct Wrapper<T>(T);
|
|
| ^
|
|
help: consider restricting type parameter `S`
|
|
|
|
|
LL | impl<S: std::fmt::Display> Copy for Wrapper<OnlyCopyIfDisplay<S>> {}
|
|
| +++++++++++++++++++
|
|
|
|
error: aborting due to previous error
|
|
|
|
For more information about this error, try `rustc --explain E0204`.
|