Merge pull request #5691 from Laravel-Backpack/pass-column-subfields-…

…through-guessing-functions

pass column subfields through guessing functions

src/app/Library/CrudPanel/CrudColumn.php

@@ -170,6 +170,25 @@ public function upload($upload = true)
         return $this->save();
     }
 
+    /**
+     * When subfields are defined, pass them through the guessing function
+     * so that they have label, relationship attributes, etc.
+     *
+     * @param  array  $subfields  Subfield definition array
+     * @return self
+     */
+    public function subfields($subfields)
+    {
+        $callAttributeMacro = ! isset($this->attributes['subfields']);
+        $this->attributes['subfields'] = $subfields;
+        $this->attributes = $this->crud()->makeSureColumnHasNeededAttributes($this->attributes);
+        if ($callAttributeMacro) {
+            $this->callRegisteredAttributeMacros();
+        }
+
+        return $this->save();
+    }
+
     /**
      * Make the current column the first one in the columns list.
      *