63 lines
1.3 KiB
PHP
63 lines
1.3 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Console\CommandLoader;
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use Symfony\Component\Console\Exception\CommandNotFoundException;
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/**
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* A simple command loader using factories to instantiate commands lazily.
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*
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* @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
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*/
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class FactoryCommandLoader implements CommandLoaderInterface
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{
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private $factories;
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/**
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* @param callable[] $factories Indexed by command names
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*/
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public function __construct(array $factories)
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{
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$this->factories = $factories;
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}
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/**
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* {@inheritdoc}
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*/
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public function has(string $name)
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{
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return isset($this->factories[$name]);
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}
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/**
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* {@inheritdoc}
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*/
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public function get(string $name)
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{
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if (!isset($this->factories[$name])) {
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throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
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}
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$factory = $this->factories[$name];
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return $factory();
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}
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/**
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* {@inheritdoc}
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*/
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public function getNames()
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{
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return array_keys($this->factories);
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}
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}
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