<?php

namespace Symfony\Component\Cache\Adapter;

use Psr\Cache\CacheItemInterface;
use Symfony\Component\Cache\CacheItem;
use Symfony\Contracts\Cache\CacheInterface;

/**
 * @author Titouan Galopin <galopintitouan@gmail.com>
 */
class NullAdapter implements AdapterInterface, CacheInterface
{
    private static $createCacheItem;

    public function __construct()
    {
        self::$createCacheItem ?? self::$createCacheItem = \Closure::bind(
            static function ($key) {
                $item = new CacheItem();
                $item->key = $key;
                $item->isHit = false;

                return $item;
            },
            null,
            CacheItem::class
        );
    }

    /**
     * {@inheritdoc}
     */
    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null)
    {
        $save = true;

        return $callback((self::$createCacheItem)($key), $save);
    }

    /**
     * {@inheritdoc}
     */
    public function getItem($key)
    {
        return (self::$createCacheItem)($key);
    }

    /**
     * {@inheritdoc}
     */
    public function getItems(array $keys = [])
    {
        return $this->generateItems($keys);
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function hasItem($key)
    {
        return false;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function clear(string $prefix = '')
    {
        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function deleteItem($key)
    {
        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function deleteItems(array $keys)
    {
        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function save(CacheItemInterface $item)
    {
        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function saveDeferred(CacheItemInterface $item)
    {
        return true;
    }

    /**
     * {@inheritdoc}
     *
     * @return bool
     */
    public function commit()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function delete(string $key): bool
    {
        return $this->deleteItem($key);
    }

    private function generateItems(array $keys): \Generator
    {
        $f = self::$createCacheItem;

        foreach ($keys as $key) {
            yield $key => $f($key);
        }
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----Njc2Njg4NTE5MzMwODYzNCA0MzU4MzE4NzI5MjEyNTggMjIxMjk0NTE0NTE4NTU5