feat (parsing): select first scalar by default

Author: io-developer

src/Iodev/Whois/Helpers/GroupSelector.php

@@ -26,14 +26,29 @@ public function getAll()
     }
 
     /**
+     * First item
      * @param mixed $default
      * @return mixed
      */
-    public function getFirst($default = null)
+    public function getFirstItem($default = null)
     {
         return empty($this->items) ? $default : reset($this->items);
     }
 
+    /**
+     * First non-array value
+     * @param mixed $default
+     * @return mixed
+     */
+    public function getFirst($default = null)
+    {
+        $first = $this->getFirstItem();
+        while (is_array($first)) {
+            $first = count($first) > 0 ? reset($first) : null;
+        }
+        return $first !== null ? $first : $default;
+    }
+
     /**
      * @return $this
      */