/**
* @param mixed $item
* @param CollectionInterface $collection
*
* @return bool
*/
public function __invoke($item, CollectionInterface $collection)
{
if (self::VALIDATE_KEY === $this->mode) {
return !$collection->has($item);
}
return !$collection->contains($item, $this->strict);
}
/**
* @param CollectionInterface $from
* @param CollectionInterface $to
*
* @return Collection
*/
private function getNew(CollectionInterface $from, CollectionInterface $to)
{
$added = [];
foreach ($to as $name => $element) {
if (!$from->has($name)) {
$added[$name] = $element;
}
}
return new Collection($added);
}
