class Less::Node::FontFamily
def to_sass_tree
def to_sass_tree @family.map {|f| f.to_sass_tree}.inject(nil) do |e, f| next f unless e Sass::Script::Operation.new(e, f, :comma) end end
def to_sass_tree @family.map {|f| f.to_sass_tree}.inject(nil) do |e, f| next f unless e Sass::Script::Operation.new(e, f, :comma) end end