if len(secrets) == 0 {
		fmt.Fprintln(w.w, "No secret items to show.")
		return nil
	}
	tw := new(tabwriter.Writer).Init(w.w, 0, 5, 5, ' ', 0)
	fmt.Fprintln(tw, strings.Join(secretItemColumns, "\t"))
	for _, s := range secrets {
		if includeConfigType {
			s.Name = fmt.Sprintf("secret/%s", s.Name)
		}
		fmt.Fprintf(tw, "%s\t%s\t%s\t%t\t%s\t%s\t%s\n",
			s.Name, s.Type, s.State, s.Valid, s.SerialNumber, s.NotAfter, s.NotBefore)
	}

		output = append(output, c.header.Cells)
	}
	for _, row := range allRows {
		output = append(output, row.Cells)
	}
	return output
}

func (c *ColoredTableWriter) SetAddRowFunc(f func(obj interface{}) Row) {
	c.addRowFunc = f
}

func (c *ColoredTableWriter) AddHeader(names ...string) {
	cells := make([]Cell, 0)
	for _, name := range names {
		cells = append(cells, NewCell(name))
	}