Class: Rainbow::Color::Named

Inherits:
Indexed show all
Defined in:
lib/rainbow/color.rb

Constant Summary collapse

NAMES = 
{
  black: 0,
  red: 1,
  green: 2,
  yellow: 3,
  blue: 4,
  magenta: 5,
  cyan: 6,
  white: 7,
  default: 9
}.freeze

Instance Attribute Summary

Attributes inherited from Indexed

#num

Attributes inherited from Rainbow::Color

#ground

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Indexed

#codes

Methods inherited from Rainbow::Color

build, parse_hex_color

Constructor Details

#initialize(ground, name) ⇒ Named

Returns a new instance of Named.



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# File 'lib/rainbow/color.rb', line 90

def initialize(ground, name)
  unless Named.color_names.include?(name)
    raise ArgumentError,
          "Unknown color name, valid names: #{self.class.valid_names}"
  end

  super(ground, NAMES[name])
end

Class Method Details

.color_names ⇒ Object 



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# File 'lib/rainbow/color.rb', line 82

def self.color_names
  NAMES.keys
end

.valid_names ⇒ Object 



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# File 'lib/rainbow/color.rb', line 86

def self.valid_names
  color_names.join(', ')
end