Symfony\Component\Console\Descriptor\JsonDescriptor::describeApplication PHP Method

    protected function describeApplication(Application $application, array $options = array())
    {
        $describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
        $description = new ApplicationDescription($application, $describedNamespace);
        $commands = array();
        foreach ($description->getCommands() as $command) {
            $commands[] = $this->getCommandData($command);
        }
        $data = array();
        if ('UNKNOWN' !== $application->getName()) {
            $data['application']['name'] = $application->getName();
            if ('UNKNOWN' !== $application->getVersion()) {
                $data['application']['version'] = $application->getVersion();
            }
        }
        $data['commands'] = $commands;
        if ($describedNamespace) {
            $data['namespace'] = $describedNamespace;
        } else {
            $data['namespaces'] = array_values($description->getNamespaces());
        }
        $this->writeData($data, $options);
    }