class Sass::Script::CssLexer

def string(re, *args)
  if re == :uri
    return unless uri = scan(URI)
    return [:string, Script::String.new(uri)]
  end
  return unless scan(STRING)
  [:string, Script::String.new((@scanner[1] || @scanner[2]).gsub(/\\(['"])/, '\1'), :string)]
end