```ruby
module CapEC2
  class StatusTable
    include CapEC2::Utils
    
    def initialize(instances)
      @instances = instances
      output
    end
    
    def header_row
      [
        "Num".bold,
        "Name".bold,
        "ID".bold,
        "Type".bold,
        "DNS".bold,
        "Zone".bold,
        "Roles".bold,
        "Stages".bold
      ]
    end
    
    def output
      table = Terminal::Table.new(
        :style => {
          :border_x => "",
          :border_i => "",
          :border_y => ""
        }
      )
      table.add_row header_row
      @instances.each_with_index do |instance,index|
        table.add_row instance_to_row(instance, index)
      end
      puts table.to_s
    end

    def instance_to_row(instance, index)
      [
        sprintf("%02d:", index),
        (instance.tags["Name"] || '').green,
        instance.id.red,
        instance.instance_type.cyan,
        CapEC2::Utils.contact_point(instance).blue.bold,
        instance.availability_zone.magenta,
        instance.tags[roles_tag].yellow,
        instance.tags[stages_tag].yellow
      ]
    end
  end
end

```

Disable colorized output from StatusTable unless STDOUT.tty? is true.
user
```ruby
module CapEC2
  class StatusTable
    include CapEC2::Utils
    
    def initialize(instances)
      @instances = instances
      output
    end
    
    def header_row
      [
        bold("Num"),
        bold("Name"),
        bold("ID"),
        bold("Type"),
        bold("DNS"),
        bold("Zone"),
        bold("Roles"),
        bold("Stages")
      ]
    end
    
    def output
      table = Terminal::Table.new(
        :style => {
          :border_x => "",
          :border_i => "",
          :border_y => ""
        }
      )
      table.add_row header_row
      @instances.each_with_index do |instance,index|
        table.add_row instance_to_row(instance, index)
      end
      puts table.to_s
    end

    def instance_to_row(instance, index)
      [
        sprintf("%02d:", index),
        green(instance.tags["Name"] || ''),
        red(instance.id),
        cyan(instance.instance_type),
        bold(blue(CapEC2::Utils.contact_point(instance))),
        magenta(instance.availability_zone),
        yellow(instance.tags[roles_tag]),
        yellow(instance.tags[stages_tag])
      ]
    end

  private

    (Colored::COLORS.keys + Colored::EXTRAS.keys).each do |format|
      define_method(format) do |string|
        if $stdout.tty?
          string.__send__(format)
        else
          string
        end
      end
    end

  end
end

```
assistant