Trait LookupByIdx 

pub trait LookupByIdx<ID, V>
where
    ID: Idx,
{
    // Required method
    fn get(&self, id: ID) -> Option<&V>;
}

A trait for looking up values by ID.

Required Methods

fn get(&self, id: ID) -> Option<&V>

Get the value for the given ID.

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl<K, V> LookupByIdx<K, V> for BTreeMap<K, V>

where K: Idx,

fn get(&self, id: K) -> Option<&V>

Implementors

impl<I, T> LookupByIdx<I, T> for DenseIdMap<I, T>

where I: Idx, T: Idx,

impl<I, T> LookupByIdx<I, T> for IndexVec<I, T>

where I: Idx,