{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"}"}]}
                } else if tcx.is_lang_item(trait_id, LangItem::Index)
                    Some(BorrowedContentSource::OverloadedDeref(args.type_at(0)))
                    || tcx.is_lang_item(trait_id, LangItem::IndexMut)