Adds `S` to HashMap/HashSet impls of Contains (#33973)
This commit is contained in:
parent
06884a044d
commit
7cb83bc491
|
@ -2,7 +2,7 @@ use std::{
|
|||
borrow::Borrow,
|
||||
cmp::Eq,
|
||||
collections::{HashMap, HashSet},
|
||||
hash::Hash,
|
||||
hash::{BuildHasher, Hash},
|
||||
};
|
||||
|
||||
pub trait Contains<'a, T: Eq + Hash> {
|
||||
|
@ -12,24 +12,24 @@ pub trait Contains<'a, T: Eq + Hash> {
|
|||
fn contains_iter(&'a self) -> Self::Iter;
|
||||
}
|
||||
|
||||
impl<'a, T: 'a + Eq + Hash, U: 'a> Contains<'a, T> for HashMap<T, U> {
|
||||
impl<'a, T: 'a + Eq + Hash, U: 'a, S: BuildHasher> Contains<'a, T> for HashMap<T, U, S> {
|
||||
type Item = &'a T;
|
||||
type Iter = std::collections::hash_map::Keys<'a, T, U>;
|
||||
|
||||
fn contains(&self, key: &T) -> bool {
|
||||
<HashMap<T, U>>::contains_key(self, key)
|
||||
<HashMap<T, U, S>>::contains_key(self, key)
|
||||
}
|
||||
fn contains_iter(&'a self) -> Self::Iter {
|
||||
self.keys()
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a, T: 'a + Eq + Hash> Contains<'a, T> for HashSet<T> {
|
||||
impl<'a, T: 'a + Eq + Hash, S: BuildHasher> Contains<'a, T> for HashSet<T, S> {
|
||||
type Item = &'a T;
|
||||
type Iter = std::collections::hash_set::Iter<'a, T>;
|
||||
|
||||
fn contains(&self, key: &T) -> bool {
|
||||
<HashSet<T>>::contains(self, key)
|
||||
<HashSet<T, S>>::contains(self, key)
|
||||
}
|
||||
fn contains_iter(&'a self) -> Self::Iter {
|
||||
self.iter()
|
||||
|
|
Loading…
Reference in New Issue