# File lib/wirb/colorizer.rb, line 11
      def const_missing(colorizer)
        path = File.dirname(__FILE__) + '/colorizer/' + colorizer.to_s.downcase

        begin
          require path
        rescue LoadError => e
          raise LoadError, "Could not load colorizer #{colorizer} at #{path}: #{e}"
        end
        
        raise LoadError, "Colorizer definition at #{path} does not appear to define #{self}::#{colorizer}" \
          unless const_defined?(colorizer)
        const_get colorizer
      end