Merge branch '5.2' into 5.x

* 5.2:
  Standardize built-in normalizers lists

components/serializer.rst

@@ -880,6 +880,9 @@ The Serializer component provides several built-in normalizers:
 :class:`Symfony\\Component\\Serializer\\Normalizer\\ProblemNormalizer`
     Normalizes errors according to the API Problem spec `RFC 7807`_.
 
+:class:`Symfony\\Component\\Serializer\\Normalizer\\CustomNormalizer`
+    Normalizes a PHP object using an object that implements :class:`Symfony\\Component\\Serializer\\Normalizer\\NormalizableInterface`.
+
 :class:`Symfony\\Component\\Serializer\\Normalizer\\UidNormalizer`
     This normalizer converts objects that implement
     :class:`Symfony\\Component\\Uid\\AbstractUid` into strings.

serializer/normalizers.rst

@@ -27,13 +27,13 @@ Symfony includes the following normalizers but you can also
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\ObjectNormalizer` to
   normalize PHP object using the :doc:`PropertyAccess component </components/property_access>`;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\DateTimeZoneNormalizer`
-  for :phpclass:`DateTimeZone` objects
+  for :phpclass:`DateTimeZone` objects;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\DateTimeNormalizer` for
-  objects implementing the :phpclass:`DateTimeInterface` interface
+  objects implementing the :phpclass:`DateTimeInterface` interface;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\DateIntervalNormalizer`
-  for :phpclass:`DateInterval` objects
+  for :phpclass:`DateInterval` objects;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\DataUriNormalizer` to
-  transform :phpclass:`SplFileInfo` objects in `Data URIs`_
+  transform :phpclass:`SplFileInfo` objects in `Data URIs`_;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\CustomNormalizer` to
   normalize PHP object using an object that implements
   :class:`Symfony\\Component\\Serializer\\Normalizer\\NormalizableInterface`;
@@ -43,11 +43,13 @@ Symfony includes the following normalizers but you can also
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\GetSetMethodNormalizer` to
   normalize PHP object using the getter and setter methods of the object;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\PropertyNormalizer` to
-  normalize PHP object using `PHP reflection`_.
-* :class:`Symfony\\Component\\Serializer\\Normalizer\\ConstraintViolationListNormalizer` for objects implementing the :class:`Symfony\\Component\\Validator\\ConstraintViolationListInterface` interface
+  normalize PHP object using `PHP reflection`_;
+* :class:`Symfony\\Component\\Serializer\\Normalizer\\ConstraintViolationListNormalizer` for objects implementing the :class:`Symfony\\Component\\Validator\\ConstraintViolationListInterface` interface;
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\ProblemNormalizer` for :class:`Symfony\\Component\\ErrorHandler\\Exception\\FlattenException` objects
 * :class:`Symfony\\Component\\Serializer\\Normalizer\\JsonSerializableNormalizer`
-  to deal with objects implementing the :phpclass:`JsonSerializable` interface
+  to deal with objects implementing the :phpclass:`JsonSerializable` interface;
+* :class:`Symfony\\Component\\Serializer\\Normalizer\\UidNormalizer` converts objects that implement :class:`Symfony\\Component\\Uid\\AbstractUid` into strings and denormalizes uuid or ulid strings to :class:`Symfony\\Component\\Uid\\Uuid` or :class:`Symfony\\Component\\Uid\\Ulid`.
+
 
 .. _`Data URIs`: https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs
 .. _`PHP reflection`: https://php.net/manual/en/book.reflection.php