Trait ReadableHashMapExt 

pub trait ReadableHashMapExt<K, V, H>: Readable<Target = HashMap<K, V, H>>
where
    K: 'static,
    V: 'static,
    H: 'static,
{
    // Provided methods
    fn is_empty(&self) -> bool { ... }
    fn len(&self) -> usize { ... }
    fn capacity(&self) -> usize { ... }
    fn get(&self, key: &K) -> Option<<Self::Storage as AnyStorage>::Ref<'_, V>>
       where K: Hash + Eq,
             H: BuildHasher { ... }
    fn contains_key(&self, key: &K) -> bool
       where K: Hash + Eq,
             H: BuildHasher { ... }
}

Available on crate feature prelude only.

An extension trait for Readable<HashMap<K, V, H>> that provides some convenience methods.

Provided Methods

fn is_empty(&self) -> bool

Check if the hashmap is empty.

fn len(&self) -> usize

Get the length of the hashmap.

fn capacity(&self) -> usize

Get the capacity of the hashmap.

fn get(&self, key: &K) -> Option<<Self::Storage as AnyStorage>::Ref<'_, V>>

where K: Hash + Eq, H: BuildHasher,

Get the value for the given key.

fn contains_key(&self, key: &K) -> bool

where K: Hash + Eq, H: BuildHasher,

Check if the hashmap contains the given key.

Implementors

impl<K, V, H, R> ReadableHashMapExt<K, V, H> for R

where K: 'static, V: 'static, H: 'static, R: Readable<Target = HashMap<K, V, H>>,