{"ast_node_type":"variable","tokens":[{"end":84,"kind":"keyword","start":0,"text":"let"}]}
        let mut node_ids = smallvec![hir::ItemId { owner_id: self.owner_id(i.id) }];
    pub(super) fn lower_item_ref(&mut self, i: &Item) -> SmallVec<[hir::ItemId; 1]> {
        if let ItemKind::Use(use_tree) = &i.kind {