public function isLocalClass()
{
$linksUp = Token::linksAsList();
$this->addMethod(<<<GREMLIN
sideEffect{ inside = it.get().value("fullnspath"); }
.where( __.repeat( __.in({$linksUp}) ).until( hasLabel("Class") ).filter{ it.get().value("fullnspath") == inside; }.count().is(eq(1)) )
GREMLIN
);
return $this;
}