presto-parser/src/main/java/io/prestosql/sql/ExpressionFormatter.java/Formatter/visitRowDataType
class Formatter:        @Override
        protected String visitRowDataType(RowDataType node, Void context)
        {
            return node.getFields().stream()
                    .map(this::process)
                    .collect(Collectors.joining(", ", "ROW(", ")"));
        }