{"ast_node_type":"variable","tokens":[{"end":71,"kind":"keyword","start":0,"text":"if"}]}
                if let Some(param_local_id) = param.def_id.as_local() {
            Res::Def(DefKind::TyParam, src_def_id) => {
                    let param_name = tcx.hir_ty_param_name(param_local_id);