SingleCommandApplication.php
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SingleCommandApplication.php
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	<?php

	/*
	* This file is part of the Symfony package.
	*
	* (c) Fabien Potencier <fabien@symfony.com>
	*
	* For the full copyright and license information, please view the LICENSE
	* file that was distributed with this source code.
	*/

	namespace Symfony\Component\Console;

	use Symfony\Component\Console\Command\Command;
	use Symfony\Component\Console\Input\InputInterface;
	use Symfony\Component\Console\Output\OutputInterface;

	/**
	* @author Grégoire Pineau <lyrixx@lyrixx.info>
	*/
	class SingleCommandApplication extends Command
	{
	private string $version = 'UNKNOWN';
	private bool $autoExit = true;
	private bool $running = false;

	/**
	* @return $this
	*/
	public function setVersion(string $version): static
	{
	$this->version = $version;

	return $this;
	}

	/**
	* @final
	*
	* @return $this
	*/
	public function setAutoExit(bool $autoExit): static
	{
	$this->autoExit = $autoExit;

	return $this;
	}

	public function run(?InputInterface $input = null, ?OutputInterface $output = null): int
	{
	if ($this->running) {
	return parent::run($input, $output);
	}

	// We use the command name as the application name
	$application = new Application($this->getName() ?: 'UNKNOWN', $this->version);
	$application->setAutoExit($this->autoExit);
	// Fix the usage of the command displayed with "--help"
	$this->setName($_SERVER['argv'][0]);
	$application->add($this);
	$application->setDefaultCommand($this->getName(), true);

	$this->running = true;
	try {
	$ret = $application->run($input, $output);
	} finally {
	$this->running = false;
	}

	return $ret;
	}
	}