mirror of https://github.com/rust-lang/rust
23 lines
797 B
Plaintext
23 lines
797 B
Plaintext
error[E0204]: the trait `Copy` cannot be implemented for this type
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--> $DIR/missing-bound-in-manual-copy-impl-2.rs:17:18
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LL | struct Wrapper<T>(T);
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| - this field does not implement `Copy`
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...
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LL | impl<S> Copy for Wrapper<OnlyCopyIfDisplay<S>> {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: the `Copy` impl for `OnlyCopyIfDisplay<S>` requires that `S: std::fmt::Display`
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--> $DIR/missing-bound-in-manual-copy-impl-2.rs:5:19
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LL | struct Wrapper<T>(T);
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| ^
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help: consider restricting type parameter `S`
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LL | impl<S: std::fmt::Display> Copy for Wrapper<OnlyCopyIfDisplay<S>> {}
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| +++++++++++++++++++
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0204`.
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