{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"hir::ExprKind::AddrOf(hir::BorrowKind::Ref,"}]}
                    hir::ExprKind::AddrOf(hir::BorrowKind::Ref, mutbl, _) => mutbl.ref_prefix_str(),
                let suggest_annotation = match expr.peel_drop_temps().kind {
                    _ => return true,