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Derive std::cmp::Reverse as Copy or Clone

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If the type parameter is Copy or Clone, then `Reverse` should be too.
This commit is contained in:
Dan Aloni 2018-01-12 13:18:33 +02:00
parent 73ac5d6a80
commit 96157ef842
1 changed files with 1 additions and 1 deletions
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2
src/libcore/cmp.rs
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@ -343,7 +343,7 @@ impl Ordering {
/// v.sort_by_key(|&num| (num > 3, Reverse(num)));
/// assert_eq!(v, vec![3, 2, 1, 6, 5, 4]);
/// ```
#[derive(PartialEq, Eq, Debug)]
#[derive(PartialEq, Eq, Debug, Copy, Clone)]
#[stable(feature = "reverse_cmp_key", since = "1.19.0")]
pub struct Reverse<T>(#[stable(feature = "reverse_cmp_key", since = "1.19.0")] pub T);