{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"ast::StructKind::Tuple(_)"}]}
        ast::StructKind::Tuple(_) => FieldsShape::Tuple,
        ast::StructKind::Record(_) => FieldsShape::Record,
        ast::StructKind::Unit => FieldsShape::Unit,