Fix tests for the Config and DI components

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -1992,9 +1992,7 @@ private function registerMailerConfiguration(array $config, ContainerBuilder $co
     }
 
     /**
-     * Returns the base path for the XSD files.
-     *
-     * @return string The XSD base path
+     * {@inheritdoc}
      */
     public function getXsdValidationBasePath()
     {

src/Symfony/Bundle/SecurityBundle/DependencyInjection/SecurityExtension.php

@@ -787,9 +787,7 @@ public function addUserProviderFactory(UserProviderFactoryInterface $factory)
     }
 
     /**
-     * Returns the base path for the XSD files.
-     *
-     * @return string The XSD base path
+     * {@inheritdoc}
      */
     public function getXsdValidationBasePath()
     {

src/Symfony/Bundle/TwigBundle/DependencyInjection/TwigExtension.php

@@ -207,9 +207,7 @@ private function normalizeBundleName(string $name)
     }
 
     /**
-     * Returns the base path for the XSD files.
-     *
-     * @return string The XSD base path
+     * {@inheritdoc}
      */
     public function getXsdValidationBasePath()
     {

src/Symfony/Bundle/WebProfilerBundle/DependencyInjection/WebProfilerExtension.php

@@ -61,9 +61,7 @@ public function load(array $configs, ContainerBuilder $container)
     }
 
     /**
-     * Returns the base path for the XSD files.
-     *
-     * @return string The XSD base path
+     * {@inheritdoc}
      */
     public function getXsdValidationBasePath()
     {

src/Symfony/Component/Config/Definition/ArrayNode.php

@@ -48,7 +48,7 @@ public function setNormalizeKeys($normalizeKeys)
      *
      * @param mixed $value
      *
-     * @return array The value with normalized keys
+     * @return mixed The value with normalized keys
      */
     protected function preNormalize($value)
     {

src/Symfony/Component/Config/Definition/BaseNode.php

@@ -97,21 +97,37 @@ public static function resetPlaceholders(): void
         self::$placeholders = [];
     }
 
+    /**
+     * @param string $key
+     */
     public function setAttribute($key, $value)
     {
         $this->attributes[$key] = $value;
     }
 
+    /**
+     * @param string $key
+     *
+     * @return mixed
+     */
     public function getAttribute($key, $default = null)
     {
         return isset($this->attributes[$key]) ? $this->attributes[$key] : $default;
     }
 
+    /**
+     * @param string $key
+     *
+     * @return bool
+     */
     public function hasAttribute($key)
     {
         return isset($this->attributes[$key]);
     }
 
+    /**
+     * @return array
+     */
     public function getAttributes()
     {
         return $this->attributes;
@@ -122,6 +138,9 @@ public function setAttributes(array $attributes)
         $this->attributes = $attributes;
     }
 
+    /**
+     * @param string $key
+     */
     public function removeAttribute($key)
     {
         unset($this->attributes[$key]);
@@ -140,7 +159,7 @@ public function setInfo($info)
     /**
      * Returns info message.
      *
-     * @return string The info text
+     * @return string|null The info text
      */
     public function getInfo()
     {
@@ -160,7 +179,7 @@ public function setExample($example)
     /**
      * Retrieves the example configuration for this node.
      *
-     * @return string|array The example
+     * @return string|array|null The example
      */
     public function getExample()
     {

src/Symfony/Component/Config/Definition/PrototypedArrayNode.php

@@ -78,7 +78,7 @@ public function setKeyAttribute($attribute, $remove = true)
     /**
      * Retrieves the name of the attribute which value should be used as key.
      *
-     * @return string The name of the attribute
+     * @return string|null The name of the attribute
      */
     public function getKeyAttribute()
     {

src/Symfony/Component/Config/Util/XmlUtils.php

@@ -152,7 +152,7 @@ public static function loadFile($file, $schemaOrCallable = null)
      * @param \DOMElement $element     A \DOMElement instance
      * @param bool        $checkPrefix Check prefix in an element or an attribute name
      *
-     * @return array A PHP array
+     * @return mixed
      */
     public static function convertDomElementToArray(\DOMElement $element, $checkPrefix = true)
     {

src/Symfony/Component/DependencyInjection/Definition.php

@@ -814,7 +814,7 @@ public function setConfigurator($configurator)
     /**
      * Gets the configurator to call after the service is fully initialized.
      *
-     * @return callable|null The PHP callable to call
+     * @return callable|array|null
      */
     public function getConfigurator()
     {

src/Symfony/Component/DependencyInjection/Extension/ExtensionInterface.php

@@ -37,7 +37,7 @@ public function getNamespace();
     /**
      * Returns the base path for the XSD files.
      *
-     * @return string The XSD base path
+     * @return string|false
      */
     public function getXsdValidationBasePath();
 

src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php

@@ -706,7 +706,7 @@ private function loadFromExtensions(\DOMDocument $xml)
      *
      * @param \DOMElement $element A \DOMElement instance
      *
-     * @return array A PHP array
+     * @return mixed
      */
     public static function convertDomElementToArray(\DOMElement $element)
     {

src/Symfony/Component/DependencyInjection/ParameterBag/ParameterBag.php

@@ -193,7 +193,7 @@ public function resolveValue($value, array $resolving = [])
      * @param string $value     The string to resolve
      * @param array  $resolving An array of keys that are being resolved (used internally to detect circular references)
      *
-     * @return string The resolved string
+     * @return mixed The resolved string
      *
      * @throws ParameterNotFoundException          if a placeholder references a parameter that does not exist
      * @throws ParameterCircularReferenceException if a circular reference if detected

src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/ProjectExtension.php

@@ -25,7 +25,7 @@ public function load(array $configs, ContainerBuilder $configuration)
         return $configuration;
     }
 
-    public function getXsdValidationBasePath(): string
+    public function getXsdValidationBasePath()
     {
         return false;
     }

src/Symfony/Component/DependencyInjection/Tests/Fixtures/includes/ProjectWithXsdExtension.php

@@ -2,7 +2,7 @@
 
 class ProjectWithXsdExtension extends ProjectExtension
 {
-    public function getXsdValidationBasePath(): string
+    public function getXsdValidationBasePath()
     {
         return __DIR__.'/schema';
     }