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Remove some allocations

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This commit is contained in:
Lukas Wirth 2021-12-10 20:01:24 +01:00
parent c81aa68afe
commit 1bbc255ec5
13 changed files with 78 additions and 58 deletions
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8
crates/hir/src/display.rs
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@ -12,7 +12,10 @@ use hir_ty::{
},
Interner, TraitRefExt, WhereClause,
};
use syntax::ast::{self, HasName};
use syntax::{
ast::{self, HasName},
SmolStr,
};
use crate::{
Adt, Const, ConstParam, Enum, Field, Function, GenericParam, HasCrate, HasVisibility,
@ -247,7 +250,8 @@ impl HirDisplay for TypeParam {
bounds.iter().cloned().map(|b| b.substitute(&Interner, &substs)).collect();
let krate = self.id.parent.krate(f.db).id;
let sized_trait =
f.db.lang_item(krate, "sized".into()).and_then(|lang_item| lang_item.as_trait());
f.db.lang_item(krate, SmolStr::new_inline("sized"))
.and_then(|lang_item| lang_item.as_trait());
let has_only_sized_bound = predicates.iter().all(move |pred| match pred.skip_binders() {
WhereClause::Implemented(it) => Some(it.hir_trait_id()) == sized_trait,
_ => false,