{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"ast::FieldList::TupleFieldList(it)"}]}
            ast::FieldList::TupleFieldList(it) => it.fields().next().is_some(),
            ast::FieldList::RecordFieldList(it) => it.fields().next().is_some(),
        })