Trait core::hash::Hash
[−]
[src]
pub trait Hash {
fn hash<H: Hasher>(&self, state: &mut H);
fn hash_slice<H: Hasher>(data: &[Self], state: &mut H) where Self: Sized { ... }
}A hashable type.
The H`Htype parameter is an abstract hash state that is used by the` type parameter is an abstract hash state that is used by the Hash`Hash`
to compute the hash.
If you are also implementing Eq`Eq`, there is an additional property that
is important:
k1 == k2 -> hash(k1) == hash(k2)
In other words, if two keys are equal, their hashes should also be equal.
HashMap`HashMapand` and HashSet`HashSet` both rely on this behavior.
Required Methods
fn hash<H: Hasher>(&self, state: &mut H)
Feeds this value into the state given, updating the hasher as necessary.
Provided Methods
fn hash_slice<H: Hasher>(data: &[Self], state: &mut H) where Self: Sized
: module was recently redesigned
Feeds a slice of this type into the state provided.
Implementors
impl<T: Hash + Zeroable> Hash for NonZero<T> where T: Hashimpl<T: ?Sized> Hash for PhantomData<T>impl Hash for TypeIdimpl<T: Hash> Hash for [T; 0]impl<T: Hash> Hash for [T; 1]impl<T: Hash> Hash for [T; 2]impl<T: Hash> Hash for [T; 3]impl<T: Hash> Hash for [T; 4]impl<T: Hash> Hash for [T; 5]impl<T: Hash> Hash for [T; 6]impl<T: Hash> Hash for [T; 7]impl<T: Hash> Hash for [T; 8]impl<T: Hash> Hash for [T; 9]impl<T: Hash> Hash for [T; 10]impl<T: Hash> Hash for [T; 11]impl<T: Hash> Hash for [T; 12]impl<T: Hash> Hash for [T; 13]impl<T: Hash> Hash for [T; 14]impl<T: Hash> Hash for [T; 15]impl<T: Hash> Hash for [T; 16]impl<T: Hash> Hash for [T; 17]impl<T: Hash> Hash for [T; 18]impl<T: Hash> Hash for [T; 19]impl<T: Hash> Hash for [T; 20]impl<T: Hash> Hash for [T; 21]impl<T: Hash> Hash for [T; 22]impl<T: Hash> Hash for [T; 23]impl<T: Hash> Hash for [T; 24]impl<T: Hash> Hash for [T; 25]impl<T: Hash> Hash for [T; 26]impl<T: Hash> Hash for [T; 27]impl<T: Hash> Hash for [T; 28]impl<T: Hash> Hash for [T; 29]impl<T: Hash> Hash for [T; 30]impl<T: Hash> Hash for [T; 31]impl<T: Hash> Hash for [T; 32]impl<T: Hash> Hash for Option<T> where T: Hashimpl<T: Hash, E: Hash> Hash for Result<T, E> where T: Hash, E: Hashimpl Hash for u8impl Hash for u16impl Hash for u32impl Hash for u64impl Hash for usizeimpl Hash for i8impl Hash for i16impl Hash for i32impl Hash for i64impl Hash for isizeimpl Hash for boolimpl Hash for charimpl Hash for strimpl Hash for ()impl<A: Hash> Hash for (A,)impl<A: Hash, B: Hash> Hash for (A, B)impl<A: Hash, B: Hash, C: Hash> Hash for (A, B, C)impl<A: Hash, B: Hash, C: Hash, D: Hash> Hash for (A, B, C, D)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash> Hash for (A, B, C, D, E)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash> Hash for (A, B, C, D, E, F)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash> Hash for (A, B, C, D, E, F, G)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash, H: Hash> Hash for (A, B, C, D, E, F, G, H)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash, H: Hash, I: Hash> Hash for (A, B, C, D, E, F, G, H, I)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash, H: Hash, I: Hash, J: Hash> Hash for (A, B, C, D, E, F, G, H, I, J)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash, H: Hash, I: Hash, J: Hash, K: Hash> Hash for (A, B, C, D, E, F, G, H, I, J, K)impl<A: Hash, B: Hash, C: Hash, D: Hash, E: Hash, F: Hash, G: Hash, H: Hash, I: Hash, J: Hash, K: Hash, L: Hash> Hash for (A, B, C, D, E, F, G, H, I, J, K, L)impl<T: Hash> Hash for [T]impl<'a, T: ?Sized + Hash> Hash for &'a Timpl<'a, T: ?Sized + Hash> Hash for &'a mut Timpl<T> Hash for *const Timpl<T> Hash for *mut T