{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":".generics_of(self.tcx.typeck_root_def_id(def_id.to_def_id()))"}]}
                        .generics_of(self.tcx.typeck_root_def_id(def_id.to_def_id()))
                        .tcx
                        .requires_monomorphization(self.tcx)