.or_else(|| self.give_name_if_anonymous_region_appears_in_impl_signature(fr))
.or_else(|| self.give_name_if_anonymous_region_appears_in_arg_position_impl_trait(fr));
- if let Some(ref value) = value {
+ if let Some(value) = &value {
self.region_names.try_borrow_mut().unwrap().insert(fr, value.clone());
}