{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"tcx.ensure_ok().generics_of(def_id);"}]}
            tcx.ensure_ok().generics_of(def_id);
        def_kind @ (DefKind::Struct | DefKind::Union) => {
            tcx.ensure_ok().type_of(def_id);