{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"GenericArg::ConstArg(it)"}]}
            GenericArg::ConstArg(it) => &it.syntax,
            GenericArg::AssocTypeArg(it) => &it.syntax,
            GenericArg::LifetimeArg(it) => &it.syntax,