<?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\DependencyInjection\Argument;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\Reference;
/**
* Represents a service wrapped in a memoizing closure.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class ServiceClosureArgument implements ArgumentInterface
{
private $values;
public function __construct(Reference $reference)
{
$this->values = [$reference];
}
/**
* {@inheritdoc}
*/
public function getValues()
{
return $this->values;
}
/**
* {@inheritdoc}
*/
public function setValues(array $values)
{
if ([0] !== array_keys($values) || !($values[0] instanceof Reference || null === $values[0])) {
throw new InvalidArgumentException('A ServiceClosureArgument must hold one and only one Reference.');
}
$this->values = $values;
}
}