Add choice_translation_domain handling

+ Fix test

# Conflicts:
#	Tests/Translation/Extractor/File/Fixture/MyFormType.php
#	Tests/Translation/Extractor/FileExtractorTest.php
#	Translation/Extractor/File/FormExtractor.php

Author: artursvonda

Tests/Translation/Extractor/File/Fixture/MyFormType.php

@@ -79,9 +79,19 @@ public function buildForm(FormBuilder $builder, array $options)
                 'empty_value' => array('year' => 'form.dueDate.empty.year', 'month' => 'form.dueDate.empty.month', 'day'=>'form.dueDate.empty.day')
         ));
 
-        $builder->add('choices_with_translation_domain', 'choice', array(
-            'choices' => array('form.choice_translation_domain.label' => 'form.choice_translation_domain.value'),
-            'choice_translation_domain' => 'choice-domain'
-        ));
+        $builder
+            ->add('choices_with_translation_domain', 'choice', array(
+                'choices' => array('form.choices_with_translation_domain.label' => 'form.choices_with_translation_domain.value'),
+                'choice_translation_domain' => 'choice-domain'
+            ))
+            ->add('choices_without_translation', 'choice', array(
+                'choices' => array('form.choices_without_translation.label' => 'form.choices_without_translation.value'),
+                'choice_translation_domain' => false,
+            ))
+            ->add('untranslatable_label', 'text', array(
+                'label' => 'form.untranslatable_label.label',
+                'translation_domain' => false,
+            ))
+        ;
     }
 }

Tests/Translation/Extractor/File/FormExtractorTest.php

@@ -156,8 +156,8 @@ public function testExtract()
         $message->addSource($fileSourceFactory->create($fixtureSplInfo, 69));
         $expected->add($message);
 
-        $message = new Message('form.choice_translation_domain.label', 'choice-domain');
-        $message->addSource($fileSourceFactory->create($fixtureSplInfo, 83));
+        $message = new Message('form.choices_with_translation_domain.label', 'choice-domain');
+        $message->addSource($fileSourceFactory->create($fixtureSplInfo, 84));
         $expected->add($message);
 
         $this->assertEquals($expected, $this->extract('MyFormType.php'));

Translation/Extractor/File/FormExtractor.php

@@ -41,7 +41,7 @@ class FormExtractor implements FileVisitorInterface, LoggerAwareInterface, NodeV
      * @var FileSourceFactory
      */
     private $fileSourceFactory;
-    
+
     /**
      * @var DocParser
      */
@@ -116,6 +116,10 @@ public function enterNode(Node $node)
         if ($node instanceof Node\Expr\Array_) {
             // first check if a translation_domain is set for this field
             $domain = $this->getDomain($node);
+            $choiceDomain = $this->getChoiceDomain($node);
+            if ($choiceDomain === null) {
+                $choiceDomain = $domain;
+            }
 
             // look for options containing a message
             foreach ($node->items as $item) {
@@ -138,7 +142,7 @@ public function enterNode(Node $node)
                         $this->parseItem($item, $domain);
                         break;
                     case 'choices':
-                        if ($this->parseChoiceNode($item, $node, $domain)) {
+                        if ($this->parseChoiceNode($item, $node, $choiceDomain)) {
                             continue 2;
                         }
                         $this->parseItem($item, $domain);
@@ -159,6 +163,20 @@ public function enterNode(Node $node)
      * @return null|string
      */
     public function getDomain(Node $node)
+    {
+        return $this->getDomainValueForKey('translation_domain', $node);
+    }
+
+    /**
+     * @param Node $node
+     * @return null|string
+     */
+    public function getChoiceDomain(Node $node)
+    {
+        return $this->getDomainValueForKey('choice_translation_domain', $node);
+    }
+
+    private function getDomainValueForKey($key, Node $node)
     {
         $domain = null;
 
@@ -167,7 +185,11 @@ public function getDomain(Node $node)
                 continue;
             }
 
-            if ('translation_domain' === $item->key->value) {
+            if ($key === $item->key->value) {
+                if ($item->value instanceof Node\Expr\ConstFetch && $item->value->name->parts[0] === 'false') {
+                    $domain = false;
+                    break;
+                }
                 if (!$item->value instanceof Node\Scalar\String_) {
                     continue;
                 }
@@ -210,7 +232,7 @@ protected function parseEmptyValueNode(Node $item, $domain)
     }
 
     /**
-     * This parses any Node of type choices. 
+     * This parses any Node of type choices.
      *
      * Returning true means either that regardless of whether
      * parsing has occurred or not, the enterNode function should move on to the next node item.
@@ -252,7 +274,7 @@ protected function parseChoiceNode(Node $item, Node $node, $domain)
     }
 
     /**
-     * This parses any Node of type attr 
+     * This parses any Node of type attr
      *
      * Returning true means either that regardless of whether
      * parsing has occurred or not, the enterNode function should move on to the next node item.
@@ -385,6 +407,11 @@ private function parseItem($item, $domain = null)
             throw new RuntimeException($message);
         }
 
+        if ($domain === false) {
+            // Don't translate when domain is `false`
+            return;
+        }
+
         $source = $this->fileSourceFactory->create($this->file, $item->value->getLine());
         $id = $item->value->value;