private function getFooter($time, $memory, $isDryRun)
    {
        if (0 === $time || 0 === $memory) {
            return '';
        }

        return PHP_EOL.sprintf(
            '%s all files in %.3f seconds, %.3f MB memory used'.PHP_EOL,
            $isDryRun ? 'Checked' : 'Fixed',
            $time / 1000,
            $memory / 1024 / 1024
        );
    }
private function getFooter($time, $memory, $isDryRun)
    {
        if (0 === $time || 0 === $memory) {
            return '';
        }

        return PHP_EOL.sprintf(
            '%s all files in %.3f seconds, %.3f MB memory used'.PHP_EOL,
            $isDryRun ? 'Checked' : 'Fixed',
            $time / 1000,
            $memory / 1024 / 1024
        );
    }
@param int  $time
@param int  $memory
@param bool $isDryRun

@return string