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Diffstat (limited to 'vendor/symfony/console/CommandLoader/FactoryCommandLoader.php')
-rw-r--r--vendor/symfony/console/CommandLoader/FactoryCommandLoader.php62
1 files changed, 62 insertions, 0 deletions
diff --git a/vendor/symfony/console/CommandLoader/FactoryCommandLoader.php b/vendor/symfony/console/CommandLoader/FactoryCommandLoader.php
new file mode 100644
index 0000000..d9c2055
--- /dev/null
+++ b/vendor/symfony/console/CommandLoader/FactoryCommandLoader.php
@@ -0,0 +1,62 @@
+<?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 = $factories;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function has($name)
+ {
+ return isset($this->factories[$name]);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function get($name)
+ {
+ if (!isset($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);
+ }
+}