{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"CONST_ARG"}]}
            CONST_ARG => GenericArg::ConstArg(ConstArg { syntax }),
            ASSOC_TYPE_ARG => GenericArg::AssocTypeArg(AssocTypeArg { syntax }),
            LIFETIME_ARG => GenericArg::LifetimeArg(LifetimeArg { syntax }),