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vendor/symfony/config/Tests/Fixtures/BadParent.php

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+<?php
+
+namespace Symfony\Component\Config\Tests\Fixtures;
+
+class BadParent extends MissingParent
+{
+}

vendor/symfony/config/Tests/Fixtures/BarNode.php

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+<?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\Tests\Fixtures;
+
+use Symfony\Component\Config\Definition\ArrayNode;
+
+class BarNode extends ArrayNode
+{
+}

vendor/symfony/config/Tests/Fixtures/Builder/BarNodeDefinition.php

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+<?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\Tests\Fixtures\Builder;
+
+use Symfony\Component\Config\Definition\Builder\NodeDefinition;
+use Symfony\Component\Config\Tests\Fixtures\BarNode;
+
+class BarNodeDefinition extends NodeDefinition
+{
+    protected function createNode()
+    {
+        return new BarNode($this->name);
+    }
+}

vendor/symfony/config/Tests/Fixtures/Builder/NodeBuilder.php

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+<?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\Tests\Fixtures\Builder;
+
+use Symfony\Component\Config\Definition\Builder\NodeBuilder as BaseNodeBuilder;
+
+class NodeBuilder extends BaseNodeBuilder
+{
+    public function barNode($name)
+    {
+        return $this->node($name, 'bar');
+    }
+
+    protected function getNodeClass($type)
+    {
+        switch ($type) {
+            case 'variable':
+                return __NAMESPACE__.'\\'.ucfirst($type).'NodeDefinition';
+            case 'bar':
+                return __NAMESPACE__.'\\'.ucfirst($type).'NodeDefinition';
+            default:
+                return parent::getNodeClass($type);
+        }
+    }
+}

vendor/symfony/config/Tests/Fixtures/Builder/VariableNodeDefinition.php

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+<?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\Tests\Fixtures\Builder;
+
+use Symfony\Component\Config\Definition\Builder\VariableNodeDefinition as BaseVariableNodeDefinition;
+
+class VariableNodeDefinition extends BaseVariableNodeDefinition
+{
+}

vendor/symfony/config/Tests/Fixtures/Configuration/ExampleConfiguration.php

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+<?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\Tests\Fixtures\Configuration;
+
+use Symfony\Component\Config\Definition\Builder\TreeBuilder;
+use Symfony\Component\Config\Definition\ConfigurationInterface;
+
+class ExampleConfiguration implements ConfigurationInterface
+{
+    public function getConfigTreeBuilder()
+    {
+        $treeBuilder = new TreeBuilder();
+        $rootNode = $treeBuilder->root('acme_root');
+
+        $rootNode
+            ->fixXmlConfig('parameter')
+            ->fixXmlConfig('connection')
+            ->fixXmlConfig('cms_page')
+            ->children()
+                ->booleanNode('boolean')->defaultTrue()->end()
+                ->scalarNode('scalar_empty')->end()
+                ->scalarNode('scalar_null')->defaultNull()->end()
+                ->scalarNode('scalar_true')->defaultTrue()->end()
+                ->scalarNode('scalar_false')->defaultFalse()->end()
+                ->scalarNode('scalar_default')->defaultValue('default')->end()
+                ->scalarNode('scalar_array_empty')->defaultValue(array())->end()
+                ->scalarNode('scalar_array_defaults')->defaultValue(array('elem1', 'elem2'))->end()
+                ->scalarNode('scalar_required')->isRequired()->end()
+                ->scalarNode('scalar_deprecated')->setDeprecated()->end()
+                ->scalarNode('scalar_deprecated_with_message')->setDeprecated('Deprecation custom message for "%node%" at "%path%"')->end()
+                ->scalarNode('node_with_a_looong_name')->end()
+                ->enumNode('enum_with_default')->values(array('this', 'that'))->defaultValue('this')->end()
+                ->enumNode('enum')->values(array('this', 'that'))->end()
+                ->arrayNode('array')
+                    ->info('some info')
+                    ->canBeUnset()
+                    ->children()
+                        ->scalarNode('child1')->end()
+                        ->scalarNode('child2')->end()
+                        ->scalarNode('child3')
+                            ->info(
+                                "this is a long\n".
+                                "multi-line info text\n".
+                                'which should be indented'
+                            )
+                            ->example('example setting')
+                        ->end()
+                    ->end()
+                ->end()
+                ->arrayNode('scalar_prototyped')
+                    ->prototype('scalar')->end()
+                ->end()
+                ->arrayNode('parameters')
+                    ->useAttributeAsKey('name')
+                    ->prototype('scalar')->info('Parameter name')->end()
+                ->end()
+                ->arrayNode('connections')
+                    ->prototype('array')
+                        ->children()
+                            ->scalarNode('user')->end()
+                            ->scalarNode('pass')->end()
+                        ->end()
+                    ->end()
+                ->end()
+                ->arrayNode('cms_pages')
+                    ->useAttributeAsKey('page')
+                    ->prototype('array')
+                        ->useAttributeAsKey('locale')
+                        ->prototype('array')
+                            ->children()
+                                ->scalarNode('title')->isRequired()->end()
+                                ->scalarNode('path')->isRequired()->end()
+                            ->end()
+                        ->end()
+                    ->end()
+                ->end()
+                ->arrayNode('pipou')
+                    ->useAttributeAsKey('name')
+                    ->prototype('array')
+                        ->prototype('array')
+                            ->children()
+                                ->scalarNode('didou')
+                                ->end()
+                            ->end()
+                        ->end()
+                    ->end()
+                ->end()
+            ->end()
+        ;
+
+        return $treeBuilder;
+    }
+}

vendor/symfony/config/Tests/Fixtures/Resource/ConditionalClass.php

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+<?php
+
+namespace Symfony\Component\Config\Tests\Fixtures\Resource;
+
+if (!class_exists(MissingClass::class)) {
+    class ConditionalClass
+    {
+    }
+}

vendor/symfony/config/Tests/Fixtures/Util/document_type.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE scan [<!ENTITY test SYSTEM "php://filter/read=convert.base64-encode/resource={{ resource }}">]>
+<scan></scan>

vendor/symfony/config/Tests/Fixtures/Util/invalid.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<root>

vendor/symfony/config/Tests/Fixtures/Util/invalid_schema.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<root2 xmlns="http://example.com/schema" />

vendor/symfony/config/Tests/Fixtures/Util/schema.xsd

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<xsd:schema xmlns="http://example.com/schema"
+    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+    targetNamespace="http://example.com/schema"
+    elementFormDefault="qualified">
+
+  <xsd:element name="root" />
+</xsd:schema>

vendor/symfony/config/Tests/Fixtures/Util/valid.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<root xmlns="http://example.com/schema">
+</root>