comparison vendor/symfony/dependency-injection/Argument/ServiceClosureArgument.php @ 14:1fec387a4317

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Argument;
+
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * Represents a service wrapped in a memoizing closure.
+ *
+ * @author Nicolas Grekas <[e-mail]>
+ */
+class ServiceClosureArgument implements ArgumentInterface
+{
+    private $values;
+
+    public function __construct(Reference $reference)
+    {
+        $this->values = array($reference);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getValues()
+    {
+        return $this->values;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setValues(array $values)
+    {
+        if (array(0) !== array_keys($values) || !($values[0] instanceof Reference || null === $values[0])) {
+            throw new InvalidArgumentException('A ServiceClosureArgument must hold one and only one Reference.');
+        }
+
+        $this->values = $values;
+    }
+}