('additional_test_module::'.$var1)->(object_vars($var1));

##</code><code>##

our %subs=('value X'=>\&module::subX,
           'value Y'=>\&module::subY,
           'somethingelse' => \&module::else);
$var=get_the_var();
if (test($var)) {
  if (exists $subs{$var}) {
    $subs{$var}->(object_vars($var))
  } else {
    signal_error($var)
  }
}