# File lib/compass/sass_extensions/sprites/image.rb, line 61 def repeat @repeat ||= begin rep = (get_var_file("repeat") || options.get_var("repeat") || Sass::Script::String.new(NO_REPEAT)).value unless VALID_REPEATS.include? rep raise SpriteException, "Invalid option for repeat \"#{rep}\" - valid options are #{VALID_REPEATS.join(', ')}" end rep end end