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fix: replace errors in a type when doing autoderef

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This commit is contained in:
Dawer 2021-09-29 00:26:58 +05:00
parent 11aed78e2b
commit f222665ebe
1 changed files with 2 additions and 4 deletions
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6
crates/hir/src/lib.rs
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@ -2504,9 +2504,8 @@ pub fn tuple_fields(&self, _db: &dyn HirDatabase) -> Vec<Type> {
pub fn autoderef<'a>(&'a self, db: &'a dyn HirDatabase) -> impl Iterator<Item = Type> + 'a {
// There should be no inference vars in types passed here
// FIXME check that?
let canonical =
Canonical { value: self.ty.clone(), binders: CanonicalVarKinds::empty(&Interner) };
let ty = hir_ty::replace_errors_with_variables(&self.ty).value;
let canonical = Canonical { value: ty, binders: CanonicalVarKinds::empty(&Interner) };
let environment = self.env.env.clone();
let ty = InEnvironment { goal: canonical, environment };
autoderef(db, Some(self.krate), ty)
@ -2600,7 +2599,6 @@ fn iterate_method_candidates_dyn(
callback: &mut dyn FnMut(&Ty, AssocItemId) -> ControlFlow<()>,
) {
// There should be no inference vars in types passed here
// FIXME check that?
let canonical = hir_ty::replace_errors_with_variables(&self.ty);
let env = self.env.clone();