⬆️ rust-analyzer

crates/hir-ty/src/chalk_ext.rs

@@ -34,6 +34,7 @@ pub trait TyExt {
     fn callable_sig(&self, db: &dyn HirDatabase) -> Option<CallableSig>;
 
     fn strip_references(&self) -> &Ty;
+    fn strip_reference(&self) -> &Ty;
 
     /// If this is a `dyn Trait`, returns that trait.
     fn dyn_trait(&self) -> Option<TraitId>;
@@ -182,6 +183,10 @@ impl TyExt for Ty {
         t
     }
 
+    fn strip_reference(&self) -> &Ty {
+        self.as_reference().map_or(self, |(ty, _, _)| ty)
+    }
+
     fn impl_trait_bounds(&self, db: &dyn HirDatabase) -> Option<Vec<QuantifiedWhereClause>> {
         match self.kind(Interner) {
             TyKind::OpaqueType(opaque_ty_id, subst) => {