src/Binary/AbstractBinary.php
public function isOutOfDate($directory)
    {
        if ($this->exists($directory)) {
            return false;
        }

        $pattern = $this->getOldFilePattern($directory);
        $matches = glob($pattern);

        return count($matches) > 0;
    }
public function isOutOfDate($directory)
    {
        if ($this->exists($directory)) {
            return false;
        }

        $pattern = $this->getOldFilePattern($directory);
        $matches = glob($pattern);

        return count($matches) > 0;
    }
{@inheritdoc}

@param $directory
@return bool