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Remove HirItemLike.

This commit is contained in:
Camille GILLOT 2021-02-01 11:32:26 +01:00
parent 7dd1e8cfdf
commit 91d8e59cca
1 changed files with 7 additions and 25 deletions
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32
compiler/rustc_middle/src/hir/map/collector.rs
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@ -55,22 +55,19 @@ fn insert_vec_map<K: Idx, V: Clone>(map: &mut IndexVec<K, Option<V>>, k: K, v: V
map[k] = Some(v);
}
fn hash(
hcx: &mut StableHashingContext<'_>,
input: impl for<'a> HashStable<StableHashingContext<'a>>,
) -> Fingerprint {
let mut stable_hasher = StableHasher::new();
input.hash_stable(hcx, &mut stable_hasher);
stable_hasher.finish()
}
fn hash_body(
hcx: &mut StableHashingContext<'_>,
def_path_hash: DefPathHash,
item_like: impl for<'a> HashStable<StableHashingContext<'a>>,
hir_body_nodes: &mut Vec<(DefPathHash, Fingerprint)>,
) -> Fingerprint {
let hash = hash(hcx, HirItemLike { item_like: &item_like });
let hash = {
let mut stable_hasher = StableHasher::new();
hcx.while_hashing_hir_bodies(true, |hcx| {
item_like.hash_stable(hcx, &mut stable_hasher);
});
stable_hasher.finish()
};
hir_body_nodes.push((def_path_hash, hash));
hash
}
@ -575,18 +572,3 @@ impl<'a, 'hir> Visitor<'hir> for NodeCollector<'a, 'hir> {
self.visit_nested_foreign_item(id);
}
}
struct HirItemLike<T> {
item_like: T,
}
impl<'hir, T> HashStable<StableHashingContext<'hir>> for HirItemLike<T>
where
T: HashStable<StableHashingContext<'hir>>,
{
fn hash_stable(&self, hcx: &mut StableHashingContext<'hir>, hasher: &mut StableHasher) {
hcx.while_hashing_hir_bodies(true, |hcx| {
self.item_like.hash_stable(hcx, hasher);
});
}
}