diff options
| -rw-r--r-- | src/librustc_error_codes/error_codes/E0206.md | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/src/librustc_error_codes/error_codes/E0206.md b/src/librustc_error_codes/error_codes/E0206.md index fc4c0e07a16..da53b671ad0 100644 --- a/src/librustc_error_codes/error_codes/E0206.md +++ b/src/librustc_error_codes/error_codes/E0206.md @@ -1,12 +1,18 @@ -You can only implement `Copy` for a struct or enum. Both of the following -examples will fail, because neither `[u8; 256]` nor `&'static mut Bar` -(mutable reference to `Bar`) is a struct or enum: +The `Copy` trait was implemented on a type which is neither a struct nor an +enum. + +Erroneous code example: ```compile_fail,E0206 type Foo = [u8; 256]; -impl Copy for Foo { } // error +impl Copy for Foo { } // error! #[derive(Copy, Clone)] struct Bar; -impl Copy for &'static mut Bar { } // error + +impl Copy for &'static mut Bar { } // error! ``` + +You can only implement `Copy` for a struct or an enum. Both of the previous +examples will fail, because neither `[u8; 256]` nor `&'static mut Bar` +(mutable reference to `Bar`) is a struct or enum. |