AcmePhp\Cli\Monitoring\MonitoringLoggerFactory::createLogger PHP Method

    public function createLogger()
    {
        if (!$this->monitoringConfig) {
            return new NullLogger();
        }
        $logger = new Logger('acmephp');
        foreach ($this->monitoringConfig as $name => $config) {
            if (!$this->container->has('monitoring.' . $name)) {
                throw new AcmeCliException(sprintf('Monitoring handler %s does not exists.', $name));
            }
            if (isset($config['level'])) {
                if (!isset(self::$levels[$config['level']])) {
                    throw new AcmeCliException(sprintf('Monitoring handler level "%s" is not valid.', $config['level']));
                }
                $config['level'] = self::$levels[$config['level']];
            } else {
                $config['level'] = null;
            }
            $logger->pushHandler($this->container->get('monitoring.' . $name)->createHandler($config));
        }
        return $logger;
    }