{"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"ty::BoundTyKind::Param(def_id)"}]}
            ty::BoundTyKind::Param(def_id) => {
            ty::BoundTyKind::Anon => BoundTyKind::Anon,
                BoundTyKind::Param(tables.param_def(*def_id), cx.tcx.item_name(*def_id).to_string())