return types

Pocket/plugins/Mineplex/src/mineplex/plugin/gameengine/game/components/world/WorldComponent.php

@@ -11,6 +11,7 @@ namespace mineplex\plugin\gameengine\game\components\world;
 use mineplex\plugin\gameengine\arenas\Arena;
 use mineplex\plugin\gameengine\game\components\world\event\WorldLoadFailEvent;
 use mineplex\plugin\gameengine\game\components\world\event\WorldLoadSuccessEvent;
+use mineplex\plugin\util\UtilArray;
 use mineplex\plugin\util\UtilString;
 use pocketmine\event\Listener;
 use pocketmine\level\Position;
@@ -231,19 +232,33 @@ class WorldComponent implements Listener
         }
     }
 
+    /**
+     * @return Position[][]
+     */
     public function getTeams()
     {
         return $this->mapTeams;
     }
 
+    /**
+     * @param $key
+     * @return int
+     */
     public function getSetting($key)
     {
         return $this->mapSettings[$key];
     }
 
+    /**
+     * @param $key
+     * @return Position[]
+     */
     public function getData($key)
     {
-        return $this->mapData[$key];
+        if (UtilArray::hasKey($key, $this->mapData))
+            return $this->mapData[$key];
+
+        return [];
     }
 
     public function getPosition()
@@ -251,7 +266,6 @@ class WorldComponent implements Listener
         return $this->getTeams()[0][0];
     }
 
-
     protected function strToPos($str)
     {
         if (strlen($str) < 5)