Module: Colorize

Extended by:
Colorize
Included in:
Colorize
Defined in:
lib/vendor/colorize-0.0.1/colorize.rb

Constant Summary collapse

VERSION = 
"0.0.1"
COLORS = 
{
  :black   => "30",
  :blue    => "34",
  :cyan    => "36",
  :gray    => "30",
  :green   => "32",
  :purple  => "35",
  :red     => "31",
  :white   => "37",
  :yellow  => "33"
}
BGCOLORS = 
{
  :black   => "40",
  :blue    => "44",
  :cyan    => "46",
  :gray    => "47",
  :green   => "42",
  :purple  => "45",
  :red     => "41",
  :white   => "47",
  :yellow  => "43"
}
STYLES = 
{
  :highlight => "1",
  :blink => "5",
  :underscore => "4"
}

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(color_name, *args) ⇒ Object 



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# File 'lib/vendor/colorize-0.0.1/colorize.rb', line 71

def method_missing(color_name, *args)
  if COLORS.keys.include?(color_name.to_sym)
    string = args.shift
    options = args.pop || {}
    apply string, {:color => color_name}.merge(options)
  else
    super
  end
end

Instance Method Details

#apply(string, options = {}) ⇒ Object 



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# File 'lib/vendor/colorize-0.0.1/colorize.rb', line 40

def apply(string, options={})
  options = {
    :style => []
  }.merge(options)
  
  options[:style] = [options[:style]].flatten
  
  colors = []
  
  options[:color] = options[:color].to_sym if options[:color]
  options[:bgcolor] = options[:bgcolor].to_sym if options[:bgcolor]
  
  colors << COLORS[options[:color]] if options[:color]
  colors << BGCOLORS[options[:bgcolor]] if options[:bgcolor]
  
  options[:style] << :highlight if [options[:color], options[:bgcolor]].include?(:white)
  
  options[:style].each do |option|
    colors << STYLES[option.to_sym]
  end
  
  colors.uniq!
  colors.compact!
  
  if ENV["COLORIZE"] == "0"
    string
  else
    %(\e[#{colors.join(";")}m#{string}\e[0m)
  end
end

#puts(string, options = {}) ⇒ Object 



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# File 'lib/vendor/colorize-0.0.1/colorize.rb', line 36

def puts(string, options={})
  Kernel.puts apply(string, options)
end