Trait hayami::MutSymbolMap

pub trait MutSymbolMap<K>: SymbolMap<K> {
    fn get_mut<Q>(&mut self, key: &Q) -> Option<&mut Self::Value>
    where
        Q: Hash + Eq + ?Sized,
        K: Borrow<Q>,
    { ... }
}

A trait for a symbol table which in which entries may be infallibly mutated.

Provided Methods

fn get_mut<Q>(&mut self, key: &Q) -> Option<&mut Self::Value>where
    Q: Hash + Eq + ?Sized,
    K: Borrow<Q>,

Get a mutable reference to the definition of a key in the top level of this symbol table

Implementors

impl<K: Hash + Eq, V, S: BuildHasher> MutSymbolMap<K> for SymbolTable<K, V, S>