<?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\Config\Definition\Builder;

use Symfony\Component\Config\Definition\EnumNode;

/**
 * Enum Node Definition.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
class EnumNodeDefinition extends ScalarNodeDefinition
{
    private $values;

    /**
     * @return $this
     */
    public function values(array $values)
    {
        $values = array_unique($values);

        if (empty($values)) {
            throw new \InvalidArgumentException('->values() must be called with at least one value.');
        }

        $this->values = $values;

        return $this;
    }

    /**
     * Instantiate a Node.
     *
     * @return EnumNode The node
     *
     * @throws \RuntimeException
     */
    protected function instantiateNode()
    {
        if (null === $this->values) {
            throw new \RuntimeException('You must call ->values() on enum nodes.');
        }

        return new EnumNode($this->name, $this->parent, $this->values);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----Mjk0Mzk2NjE3ODQ1NjU2NCAzMzUyNjEwNzkwNjc5NjI1IDYzMTE4MjQzMTgyMDMwNg==