class Sass::Script::Lexer

def token

def token
  if after_interpolation? && (interp_type = @interpolation_stack.pop)
    return string(interp_type, true)
  end
  variable || string(:double, false) || string(:single, false) || number ||
    color || bool || string(:uri, false) || raw(UNICODERANGE) ||
    special_fun || ident_op || ident || op
end