class Psr6CacheClearer

class Psr6CacheClearer implements CacheClearerInterface {
    private array $pools = [];
    
    /**
     * @param array<string, CacheItemPoolInterface> $pools
     */
    public function __construct(array $pools = []) {
        $this->pools = $pools;
    }
    public function hasPool(string $name) : bool {
        return isset($this->pools[$name]);
    }
    
    /**
     * @throws \InvalidArgumentException If the cache pool with the given name does not exist
     */
    public function getPool(string $name) : CacheItemPoolInterface {
        if (!$this->hasPool($name)) {
            throw new \InvalidArgumentException(\sprintf('Cache pool not found: "%s".', $name));
        }
        return $this->pools[$name];
    }
    
    /**
     * @throws \InvalidArgumentException If the cache pool with the given name does not exist
     */
    public function clearPool(string $name) : bool {
        if (!isset($this->pools[$name])) {
            throw new \InvalidArgumentException(\sprintf('Cache pool not found: "%s".', $name));
        }
        return $this->pools[$name]
            ->clear();
    }
    public function clear(string $cacheDir) : void {
        foreach ($this->pools as $pool) {
            $pool->clear();
        }
    }

}