Merge branch '3.4'

* 3.4:
  use the parseFile() method of the YAML parser
  [Yaml] support parsing files
  Adding Definition::addError() and a compiler pass to throw errors as exceptions
  [DI] Add AutowireRequiredMethodsPass to fix bindings for `@required` methods
  [Cache] Add ResettableInterface to allow resetting any pool's local state
  [DI][DX] Throw exception on some ContainerBuilder methods used from extensions
  added missing @author tag for new class
  allow forms without translations and validator
  [VarDumper] Make `dump()` a little bit more easier to use
  [Form] Add ambiguous & exception debug:form tests
  Reset the authentication token between requests.
  [Serializer] Getter for extra attributes in ExtraAttributesException
  [DI] Dont use JSON_BIGINT_AS_STRING

# Conflicts:
#	src/Symfony/Component/Routing/composer.json
#	src/Symfony/Component/Translation/composer.json
#	src/Symfony/Component/Yaml/Inline.php
#	src/Symfony/Component/Yaml/Tests/ParserTest.php
#	src/Symfony/Component/Yaml/Yaml.php

Author: ogizanagi

CHANGELOG.md

@@ -18,6 +18,7 @@ CHANGELOG
  * added `AbstractObjectNormalizer::DISABLE_TYPE_ENFORCEMENT` context option
    to disable throwing an `UnexpectedValueException` on a type mismatch
  * added support for serializing `DateInterval` objects
+ * added getter for extra attributes in `ExtraAttributesException`
 
 3.3.0
 -----

Exception/ExtraAttributesException.php

@@ -18,10 +18,24 @@
  */
 class ExtraAttributesException extends RuntimeException
 {
+    private $extraAttributes;
+
     public function __construct(array $extraAttributes, \Exception $previous = null)
     {
         $msg = sprintf('Extra attributes are not allowed ("%s" are unknown).', implode('", "', $extraAttributes));
 
+        $this->extraAttributes = $extraAttributes;
+
         parent::__construct($msg, 0, $previous);
     }
+
+    /**
+     * Get the extra attributes that are not allowed.
+     *
+     * @return array
+     */
+    public function getExtraAttributes()
+    {
+        return $this->extraAttributes;
+    }
 }

Mapping/Loader/YamlFileLoader.php

@@ -113,7 +113,7 @@ private function getClassesFromYaml()
             $this->yamlParser = new Parser();
         }
 
-        $classes = $this->yamlParser->parse(file_get_contents($this->file));
+        $classes = $this->yamlParser->parseFile($this->file);
 
         if (empty($classes)) {
             return array();