Method: TTY::Color::Mode#mode

Defined in:
lib/tty/color/mode.rb

#mode ⇒ Integer

Detect supported colors

Returns:

  • (Integer) —

    out of 0, 8, 16, 52, 66, 256, 2^24



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# File 'lib/tty/color/mode.rb', line 41

def mode
  return 0 unless TTY::Color.tty?

  value = 8
  METHODS.each do |from_check|
    break if (value = public_send(from_check)) != NoValue
  end
  return 8 if value == NoValue
  value
end