protected function execute(InputInterface $input, OutputInterface $output)
    {
        $parameter = $input->getArgument('parameter');
        $set = $input->getOption('set');

        /** @var PairStorage $pairStorage */
        $pairStorage = $this->getContainer()->get('ongr_connections.pair_storage');

        if (isset($parameter) & !empty($parameter)) {
            $setValue = $pairStorage->get($parameter);

            $output->writeln(
                "Parameter `$parameter`: " .
                ($setValue === null ? 'has no value.' : var_export($setValue, true))
            );

            if ($set) {
                $pairStorage->set($parameter, $set);
                $output->writeln('New value written: ' . var_export($set, true));
            } else {
                $output->writeln('If you want to write new value, use --set="<new value>" option.');
            }
        }
    }
protected function execute(InputInterface $input, OutputInterface $output)
    {
        $parameter = $input->getArgument('parameter');
        $set = $input->getOption('set');

        /** @var PairStorage $pairStorage */
        $pairStorage = $this->getContainer()->get('ongr_connections.pair_storage');

        if (isset($parameter) & !empty($parameter)) {
            $setValue = $pairStorage->get($parameter);

            $output->writeln(
                "Parameter `$parameter`: " .
                ($setValue === null ? 'has no value.' : var_export($setValue, true))
            );

            if ($set) {
                $pairStorage->set($parameter, $set);
                $output->writeln('New value written: ' . var_export($set, true));
            } else {
                $output->writeln('If you want to write new value, use --set="<new value>" option.');
            }
        }
    }
{@inheritdoc}