1: <?php
2:
3: declare(strict_types=1);
4:
5: /**
6: * This file is part of the Nexus framework.
7: *
8: * (c) John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9: *
10: * For the full copyright and license information, please view
11: * the LICENSE file that was distributed with this source code.
12: */
13:
14: namespace Nexus\Collection\Operation;
15:
16: use Nexus\Collection\CollectionInterface;
17:
18: /**
19: * @template TKey
20: * @template T
21: */
22: interface Cycle
23: {
24: /**
25: * Cycle indefinitely over a collection of items.
26: *
27: * **NOTE:** Be careful when using `all()` after calling `cycle()` as this
28: * will exhaust all available memory trying to convert an infinite
29: * collection. Make sure to call `limit()` after `cycle()` before
30: * outputting the items.
31: *
32: * @return CollectionInterface<TKey, T>
33: */
34: public function cycle(): CollectionInterface;
35: }
36: