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File Content: `TreeBuilder.php`

<?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\NodeInterface;

/**
 * This is the entry class for building a config tree.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
class TreeBuilder implements NodeParentInterface
{
    protected $tree;
    protected $root;
    protected $builder;

    /**
     * Creates the root node.
     *
     * @param string      $name    The name of the root node
     * @param string      $type    The type of the root node
     * @param NodeBuilder $builder A custom node builder instance
     *
     * @return ArrayNodeDefinition|NodeDefinition The root node (as an ArrayNodeDefinition when the type is 'array')
     *
     * @throws \RuntimeException When the node type is not supported
     */
    public function root($name, $type = 'array', NodeBuilder $builder = null)
    {
        $builder = $builder ?: new NodeBuilder();

        return $this->root = $builder->node($name, $type)->setParent($this);
    }

    /**
     * Builds the tree.
     *
     * @return NodeInterface
     *
     * @throws \RuntimeException
     */
    public function buildTree()
    {
        if (null === $this->root) {
            throw new \RuntimeException('The configuration tree has no root node.');
        }
        if (null !== $this->tree) {
            return $this->tree;
        }

        return $this->tree = $this->root->getNode(true);
    }
}

Name	Size	Permission
ArrayNodeDefinition.php	14584 bytes	0644
BooleanNodeDefinition.php	945 bytes	0644
EnumNodeDefinition.php	1207 bytes	0644
ExprBuilder.php	5156 bytes	0644
FloatNodeDefinition.php	761 bytes	0644
IntegerNodeDefinition.php	772 bytes	0644
MergeBuilder.php	1403 bytes	0644
NodeBuilder.php	6066 bytes	0644
NodeDefinition.php	7408 bytes	0644
NodeParentInterface.php	446 bytes	0644
NormalizationBuilder.php	1588 bytes	0644
NumericNodeDefinition.php	1624 bytes	0644
ParentNodeDefinitionInterface.php	607 bytes	0644
ScalarNodeDefinition.php	733 bytes	0644
TreeBuilder.php	1677 bytes	0644
ValidationBuilder.php	1115 bytes	0644
VariableNodeDefinition.php	1664 bytes	0644

File Content: TreeBuilder.php

File Content: `TreeBuilder.php`