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A couple suggested edits

This commit is contained in:
Jonathan Behrens 2018-10-31 15:15:20 -04:00
parent a92594dfac
commit daf5bd564a
1 changed files with 3 additions and 7 deletions
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10
src/libstd/collections/hash/map.rs
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@ -477,7 +477,7 @@ fn search_hashed_nonempty<K, V, M, F>(table: M, hash: SafeHash, mut is_match: F,
}
// If the hash doesn't match, it can't be this one..
if hash == full.hash() || !compare_hashes {
if !compare_hashes || hash == full.hash() {
// If the key doesn't match, it can't be this one..
if is_match(full.read().0) {
return InternalEntry::Occupied { elem: full };
@ -489,7 +489,7 @@ fn search_hashed_nonempty<K, V, M, F>(table: M, hash: SafeHash, mut is_match: F,
}
}
/// Search for a pre-hashed key when the hash map is known to be non-empty.
/// Same as `search_hashed_nonempty` but for mutable access.
#[inline]
fn search_hashed_nonempty_mut<K, V, M, F>(table: M, hash: SafeHash, mut is_match: F,
compare_hashes: bool)
@ -1571,10 +1571,6 @@ impl<K, V, S> HashMap<K, V, S>
/// so that the map now contains keys which compare equal, search may start
/// acting eratically, with two keys randomly masking eachother. Implementations
/// are free to assume this doesn't happen (within the limits of memory-safety).
///
/// # Examples
///
///
#[unstable(feature = "hash_raw_entry", issue = "54043")]
pub fn raw_entry_mut(&mut self) -> RawEntryBuilderMut<K, V, S> {
self.reserve(1);
@ -1595,7 +1591,7 @@ impl<K, V, S> HashMap<K, V, S>
/// Unless you are in such a situation, higher-level and more foolproof APIs like
/// `get` should be preferred.
///
/// Immutable raw entries have very limited use; you might instead want `raw_entry`.
/// Immutable raw entries have very limited use; you might instead want `raw_entry_mut`.
#[unstable(feature = "hash_raw_entry", issue = "54043")]
pub fn raw_entry(&self) -> RawEntryBuilder<K, V, S> {
RawEntryBuilder { map: self }