Add Bard field object to meta data (#20)

* Add Bard field object to meta data

* Tweak

Author: jacksleight

src/Mutator.php

@@ -30,7 +30,9 @@ public function __construct($extensions)
         $this->extensions = $extensions;
 
         Augmentor::addExtensions([
-            'bmuRoot' => new Nodes\Root(),
+            'bmuRoot' => function ($bard) {
+                return new Nodes\Root(['bard' => $bard->field()]);
+            },
             'bmuHtml' => new Nodes\Html(),
         ]);
     }
@@ -45,16 +47,16 @@ public function injectRoot($value)
         return $value;
     }
 
-    public function processRoot($data)
+    public function processRoot($data, array $extra)
     {
         if (in_array($data, $this->roots, true)) {
             return;
         }
 
         $this->roots[] = $data;
 
-        Data::walk($data, function ($data, $meta) {
-            $this->storeMeta($data, $meta);
+        Data::walk($data, function ($data, $meta) use ($extra) {
+            $this->storeMeta($data, array_merge($meta, $extra));
             $this->mutateData($data->type, $data);
         });
     }

src/Nodes/Root.php

@@ -8,9 +8,18 @@ class Root extends \Tiptap\Core\Node
 {
     public static $name = 'bmuRoot';
 
+    public function addOptions()
+    {
+        return [
+            'bard' => null,
+        ];
+    }
+
     public function renderHTML($node, $HTMLAttributes = [])
     {
-        Mutator::processRoot($node);
+        Mutator::processRoot($node, [
+            'bard' => $this->options['bard'],
+        ]);
 
         return null;
     }