Trait KeyEquivalence 

pub trait KeyEquivalence<K> {
    // Required method
    fn equivalent(&self, left: &K, right: &K) -> bool;
}

Policy used to decide whether two table or set keys are equivalent.

Required Methods

fn equivalent(&self, left: &K, right: &K) -> bool

Return whether left and right identify the same logical key.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<K, F> KeyEquivalence<K> for F

where F: Fn(&K, &K) -> bool,