Add help_attr

Author: mpiot

Extension/Core/Type/FormType.php

@@ -90,6 +90,7 @@ public function buildView(FormView $view, FormInterface $form, array $options)
             'size' => null,
             'label_attr' => $options['label_attr'],
             'help' => $options['help'],
+            'help_attr' => $options['help_attr'],
             'compound' => $formConfig->getCompound(),
             'method' => $formConfig->getMethod(),
             'action' => $formConfig->getAction(),
@@ -180,11 +181,13 @@ public function configureOptions(OptionsResolver $resolver)
             'post_max_size_message' => 'The uploaded file was too large. Please try to upload a smaller file.',
             'upload_max_size_message' => $uploadMaxSizeMessage, // internal
             'help' => null,
+            'help_attr' => array(),
         ));
 
         $resolver->setAllowedTypes('label_attr', 'array');
         $resolver->setAllowedTypes('upload_max_size_message', array('callable'));
         $resolver->setAllowedTypes('help', array('string', 'null'));
+        $resolver->setAllowedTypes('help_attr', 'array');
     }
 
     /**

Tests/Fixtures/Descriptor/resolved_form_type_1.json

@@ -35,6 +35,7 @@
                 "data",
                 "disabled",
                 "help",
+                "help_attr",
                 "inherit_data",
                 "label",
                 "label_attr",

Tests/Fixtures/Descriptor/resolved_form_type_1.txt

@@ -15,8 +15,9 @@ Symfony\Component\Form\Extension\Core\Type\ChoiceType (Block prefix: "choice")
   expanded                                         data                                             
   group_by                                         disabled                                         
   multiple                                         help                                             
-  placeholder                                      inherit_data                                     
-  preferred_choices                                label                                            
+  placeholder                                      help_attr                                        
+  preferred_choices                                inherit_data                                     
+                                                   label                                            
                                                    label_attr                                       
                                                    label_format                                     
                                                    mapped                                           

Tests/Fixtures/Descriptor/resolved_form_type_2.json

@@ -15,6 +15,7 @@
             "empty_data",
             "error_bubbling",
             "help",
+            "help_attr",
             "inherit_data",
             "label",
             "label_attr",

Tests/Fixtures/Descriptor/resolved_form_type_2.txt

@@ -17,6 +17,7 @@ Symfony\Component\Form\Extension\Core\Type\FormType (Block prefix: "form")
   empty_data               
   error_bubbling           
   help                     
+  help_attr                
   inherit_data             
   label                    
   label_attr