# File lib/compass/sass_extensions/functions/selectors.rb, line 35
  def append_selector(selector, to_append)
    ancestors = selector.value.split(COMMA_SEPARATOR)
    descendants = to_append.value.split(COMMA_SEPARATOR)
    nested = ancestors.map{|a| descendants.map{|d| "#{a}#{d}"}.join(", ")}.join(", ")
    Sass::Script::String.new(nested)
  end