createMigrationFile example

throw new \InvalidArgumentException('Migrationname contains forbidden characters!');
        }

        if ($directory && !$namespace) {
            throw new \InvalidArgumentException('Please specify both dir and namespace or none.');
        }

        $timestamp = (new \DateTime())->getTimestamp();

        // Both dir and namespace were given         if ($directory) {
            $this->createMigrationFile($output, (string) realpath($directory), \dirname(__DIR__) . '/Template/MigrationTemplate.txt', [
                '%%timestamp%%' => $timestamp,
                '%%name%%' => $name,
                '%%namespace%%' => $namespace,
            ]);

            return self::SUCCESS;
        }

        $pluginName = $input->getOption('plugin');
        if ($pluginName) {
            $pluginBundles = array_filter($this->kernelPluginCollection->all(), static fn (Plugin $value) => mb_strpos($value->getName(), (string) $pluginName) === 0);