Resque\Helpers\CatchOutput::doWrite PHP Метод

Stores message in a local string

protected doWrite ( string $message, boolean $newline )
$message	string	A message to write to the output
$newline	boolean	Whether to add a newline or not

    protected function doWrite($message, $newline)
    {
        $this->written .= $message . ($newline ? PHP_EOL : '');
    }

CatchOutput