Rename $options to $context, as it makes the intent much more clear.

Author: beberlei

Encoder/XmlEncoder.php

@@ -409,10 +409,10 @@ private function getRealRootNodeName()
             return $this->rootNodeName;
         }
 
-        $options = $this->serializer->getOptions();
+        $context = $this->serializer->getContext();
 
-        return isset($options['xml_root_node_name'])
-            ? $options['xml_root_node_name']
+        return isset($context['xml_root_node_name'])
+            ? $context['xml_root_node_name']
             : $this->rootNodeName;
     }
 

Serializer.php

@@ -42,7 +42,7 @@ class Serializer implements SerializerInterface, NormalizerInterface, Denormaliz
     protected $normalizers       = array();
     protected $normalizerCache   = array();
     protected $denormalizerCache = array();
-    protected $options;
+    protected $context;
 
     public function __construct(array $normalizers = array(), array $encoders = array())
     {
@@ -73,13 +73,13 @@ public function __construct(array $normalizers = array(), array $encoders = arra
     /**
      * {@inheritdoc}
      */
-    final public function serialize($data, $format, array $options = array())
+    final public function serialize($data, $format, array $context = array())
     {
         if (!$this->supportsEncoding($format)) {
             throw new UnexpectedValueException('Serialization for the format '.$format.' is not supported');
         }
 
-        $this->options = $options;
+        $this->context = $context;
 
         if ($this->encoder->needsNormalization($format)) {
             $data = $this->normalize($data, $format);
@@ -91,13 +91,13 @@ final public function serialize($data, $format, array $options = array())
     /**
      * {@inheritdoc}
      */
-    final public function deserialize($data, $type, $format, array $options = array())
+    final public function deserialize($data, $type, $format, array $context = array())
     {
         if (!$this->supportsDecoding($format)) {
             throw new UnexpectedValueException('Deserialization for the format '.$format.' is not supported');
         }
 
-        $this->options = $options;
+        $this->context = $context;
 
         $data = $this->decode($data, $format);
 
@@ -305,8 +305,8 @@ public function supportsDecoding($format)
     /**
      * {@inheritdoc}
      */
-    public function getOptions()
+    public function getContext()
     {
-        return $this->options;
+        return $this->context;
     }
 }

SerializerInterface.php

@@ -23,28 +23,28 @@ interface SerializerInterface
      *
      * @param mixed  $data    any data
      * @param string $format  format name
-     * @param array  $options options normalizers/encoders have access to
+     * @param array  $context options normalizers/encoders have access to
      *
      * @return string
      */
-    public function serialize($data, $format, array $options = array());
+    public function serialize($data, $format, array $context = array());
 
     /**
      * Deserializes data into the given type.
      *
      * @param mixed  $data
      * @param string $type
      * @param string $format
-     * @param array  $options
+     * @param array  $context
      *
      * @return object
      */
-    public function deserialize($data, $type, $format, array $options = array());
+    public function deserialize($data, $type, $format, array $context = array());
 
     /**
      * Get current options of the serializer
      *
      * @return array
      */
-    public function getOptions();
+    public function getContext();
 }