# File lib/compass/sass_extensions/functions/sprites.rb, line 268
  def convert_sprite_name(sprite)
    case sprite
      when Sass::Script::Value::Color
        rgb = if reversed_color_names.keys.first.size == 3
                sprite.rgb
              else
                # Sass 3.3 includes the alpha channel
                sprite.rgba
              end
        identifier(reversed_color_names[rgb])
      when Sass::Script::Value::Bool
        identifier(sprite.to_s)
      else
        sprite
    end
  end