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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Celemas\Boiler\Proxy; |
| 6 | |
| 7 | use Celemas\Boiler\Contract\Wrapper; |
| 8 | use Iterator; |
| 9 | use IteratorIterator; |
| 10 | use Override; |
| 11 | use Traversable; |
| 12 | |
| 13 | /** |
| 14 | * @api |
| 15 | * |
| 16 | * @template-covariant TKey |
| 17 | * @template-covariant TValue |
| 18 | * |
| 19 | * @template TIterator as \Traversable<TKey, TValue> |
| 20 | * |
| 21 | * @template-extends IteratorIterator<TKey, TValue, TIterator> |
| 22 | * @implements Proxy<Iterator<TKey, TValue>|null> |
| 23 | */ |
| 24 | final class IteratorProxy extends IteratorIterator implements Proxy |
| 25 | { |
| 26 | /** @param TIterator $iterator */ |
| 27 | public function __construct( |
| 28 | Traversable $iterator, |
| 29 | private readonly Wrapper $wrapper, |
| 30 | ) { |
| 31 | parent::__construct($iterator); |
| 32 | } |
| 33 | |
| 34 | #[Override] |
| 35 | public function current(): mixed |
| 36 | { |
| 37 | $value = parent::current(); |
| 38 | |
| 39 | /** @psalm-suppress MixedReturnStatement see above */ |
| 40 | return $this->wrapper->wrap($value); |
| 41 | } |
| 42 | |
| 43 | #[Override] |
| 44 | public function unwrap(): ?Iterator |
| 45 | { |
| 46 | return $this->getInnerIterator(); |
| 47 | } |
| 48 | |
| 49 | public function toArray(): ArrayProxy |
| 50 | { |
| 51 | $inner = $this->getInnerIterator(); |
| 52 | |
| 53 | return new ArrayProxy($inner ? iterator_to_array($inner) : [], $this->wrapper); |
| 54 | } |
| 55 | } |