{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"hir::QPath::LangItem(it,"}]}
                    hir::QPath::LangItem(it, ..) => {
                let name = match *qpath {
                        self.tcx.lang_items().get(it).map(|did| self.tcx.def_path_str(did))