<?php declare(strict_types=1); namespace WooCommerce\PayPalCommerce\Vendor\Dhii\Collection; use RuntimeException; /** * Something that can check for the existence of an item. * * @since 0.2 */ interface HasItemCapableInterface { /** * Checks whether this instance has the given item. * * @since 0.2 * * @param mixed $item The item to check for. * * @return bool True if the item exists; false otherwise. * * @throws RuntimeException If the existence of the item could not be verified. * * @psalm-suppress PossiblyUnusedMethod */ public function hasItem($item): bool; }