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add comment explaining what the derive does

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Corey Farwell
2019-01-12 11:00:14 -05:00
committed by GitHub
parent bbbabdfc52
commit 423a5bb5c4
1 changed files with 1 additions and 0 deletions
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src/libcore/cmp.rs
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@@ -96,6 +96,7 @@ use self::Ordering::*;
/// For example, let's tweak our previous code a bit: /// For example, let's tweak our previous code a bit:
/// ///
/// ``` /// ```
/// // The derive implements <BookFormat> == <BookFormat> comparisons
/// #[derive(PartialEq)] /// #[derive(PartialEq)]
/// enum BookFormat { /// enum BookFormat {
/// Paperback, /// Paperback,