Trait equivalent::Comparable
source · pub trait Comparable<K: ?Sized>: Equivalent<K> {
// Required method
fn compare(&self, key: &K) -> Ordering;
}
Expand description
Key ordering trait.
This trait allows ordered map lookup to be customized. It has one blanket
implementation that uses the regular solution with Borrow
and Ord
, just
like BTreeMap
does, so that you can pass &str
to lookup into a map with
String
keys and so on.