63 lines
1.3 KiB
PHP
63 lines
1.3 KiB
PHP
<?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\CommandLoader;
|
|
|
|
use Symfony\Component\Console\Exception\CommandNotFoundException;
|
|
|
|
/**
|
|
* A simple command loader using factories to instantiate commands lazily.
|
|
*
|
|
* @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
|
|
*/
|
|
class FactoryCommandLoader implements CommandLoaderInterface
|
|
{
|
|
private $factories;
|
|
|
|
/**
|
|
* @param callable[] $factories Indexed by command names
|
|
*/
|
|
public function __construct(array $factories)
|
|
{
|
|
$this->factories = $factories;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function has(string $name)
|
|
{
|
|
return isset($this->factories[$name]);
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function get(string $name)
|
|
{
|
|
if (!isset($this->factories[$name])) {
|
|
throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
|
|
}
|
|
|
|
$factory = $this->factories[$name];
|
|
|
|
return $factory();
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function getNames()
|
|
{
|
|
return array_keys($this->factories);
|
|
}
|
|
}
|