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<?php
/**
* SCSSPHP
*
* @copyright 2012-2020 Leaf Corcoran
*
* @license http://opensource.org/licenses/MIT MIT
*
* @link http://scssphp.github.io/scssphp
*/
namespace ScssPhp\ScssPhp\Extend;
/**
* @template T of object
* @template-implements \IteratorAggregate<int, T>
*/
class ObjectSet implements \IteratorAggregate
{
/**
* @var \SplObjectStorage<T, mixed>
*/
private readonly \SplObjectStorage $storage;
public function __construct()
{
$this->storage = new \SplObjectStorage();
}
/**
* @param T $value
*/
public function contains(object $value): bool
{
return $this->storage->contains($value);
}
/**
* @param T $value
*/
public function add(object $value): void
{
$this->storage->attach($value);
}
/**
* @param ObjectSet<T> $set
*/
public function addAll(self $set): void
{
$this->storage->addAll($set->storage);
}
public function getIterator(): \Traversable
{
return $this->storage;
}
}
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