private function hasNoNamedInstruction($atom = 'Function', $name = null)
{
if ($name === null) {
return $this->hasNoInstruction($atom);
}
$this->addMethod('where(
__.repeat( __.in(' . $this->linksDown . ')).until(hasLabel("File")).hasLabel(' . $this->SorA($atom) . ').has("code", "' . $name . '")
.count().is(eq(0)))');
return $this;
}