Trait rustc_data_structures::interner::HashInterner

pub trait HashInterner<K: Eq + Hash> {
    fn intern_ref<Q: ?Sized, F: FnOnce() -> K>(
        &mut self, 
        value: &Q, 
        make: F
    ) -> K
    where
        K: Borrow<Q>,
        Q: Hash + Eq;
    fn intern<Q, F: FnOnce(Q) -> K>(&mut self, value: Q, make: F) -> K
    where
        K: Borrow<Q>,
        Q: Hash + Eq;
}

Required methods

fn intern_ref<Q: ?Sized, F: FnOnce() -> K>(&mut self, value: &Q, make: F) -> K where
    K: Borrow<Q>,
    Q: Hash + Eq, 

fn intern<Q, F: FnOnce(Q) -> K>(&mut self, value: Q, make: F) -> K where
    K: Borrow<Q>,
    Q: Hash + Eq, 

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Implementations on Foreign Types

impl<K: Eq + Hash + Copy, S: BuildHasher> HashInterner<K> for HashMap<K, (), S>

fn intern_ref<Q: ?Sized, F: FnOnce() -> K>(&mut self, value: &Q, make: F) -> K where
    K: Borrow<Q>,
    Q: Hash + Eq, 

fn intern<Q, F: FnOnce(Q) -> K>(&mut self, value: Q, make: F) -> K where
    K: Borrow<Q>,
    Q: Hash + Eq, 

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Implementors

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