public function read($filename)
    {
        $meta = new ValueBag();

        foreach ($this->readers as $reader) {
            if ($reader->available() && $reader->supports($filename)) {
                $meta->merge($reader->read($filename));
            }
        }

        return $meta;
    }
public function read($filename)
    {
        $meta = new ValueBag();

        foreach ($this->readers as $reader) {
            if ($reader->available() && $reader->supports($filename)) {
                $meta->merge($reader->read($filename));
            }
        }

        return $meta;
    }
{@inheritdoc}