bjoernager/rust
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s/WithStableHash/WithCachedTypeInfo/

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This commit is contained in:
Oli Scherer 2022-11-25 16:30:23 +00:00
parent 8de4b13845
commit 3d31e5c981
5 changed files with 45 additions and 44 deletions
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20
compiler/rustc_data_structures/src/intern.rs
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@ -118,33 +118,33 @@ where
/// This is useful if you have values that you intern but never (can?) use for stable
/// hashing.
#[derive(Copy, Clone)]
pub struct WithStableHash<T> {
pub struct WithCachedTypeInfo<T> {
pub internee: T,
pub stable_hash: Fingerprint,
}
impl<T: PartialEq> PartialEq for WithStableHash<T> {
impl<T: PartialEq> PartialEq for WithCachedTypeInfo<T> {
#[inline]
fn eq(&self, other: &Self) -> bool {
self.internee.eq(&other.internee)
}
}
impl<T: Eq> Eq for WithStableHash<T> {}
impl<T: Eq> Eq for WithCachedTypeInfo<T> {}
impl<T: Ord> PartialOrd for WithStableHash<T> {
fn partial_cmp(&self, other: &WithStableHash<T>) -> Option<Ordering> {
impl<T: Ord> PartialOrd for WithCachedTypeInfo<T> {
fn partial_cmp(&self, other: &WithCachedTypeInfo<T>) -> Option<Ordering> {
Some(self.internee.cmp(&other.internee))
}
}
impl<T: Ord> Ord for WithStableHash<T> {
fn cmp(&self, other: &WithStableHash<T>) -> Ordering {
impl<T: Ord> Ord for WithCachedTypeInfo<T> {
fn cmp(&self, other: &WithCachedTypeInfo<T>) -> Ordering {
self.internee.cmp(&other.internee)
}
}
impl<T> Deref for WithStableHash<T> {
impl<T> Deref for WithCachedTypeInfo<T> {
type Target = T;
#[inline]
@ -153,7 +153,7 @@ impl<T> Deref for WithStableHash<T> {
}
}
impl<T: Hash> Hash for WithStableHash<T> {
impl<T: Hash> Hash for WithCachedTypeInfo<T> {
#[inline]
fn hash<H: Hasher>(&self, s: &mut H) {
if self.stable_hash != Fingerprint::ZERO {
@ -164,7 +164,7 @@ impl<T: Hash> Hash for WithStableHash<T> {
}
}
impl<T: HashStable<CTX>, CTX> HashStable<CTX> for WithStableHash<T> {
impl<T: HashStable<CTX>, CTX> HashStable<CTX> for WithCachedTypeInfo<T> {
fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
if self.stable_hash == Fingerprint::ZERO || cfg!(debug_assertions) {
// No cached hash available. This can only mean that incremental is disabled.