more optimization

source/funkin/scripting/EventManager.hx

@@ -1,5 +1,7 @@
 package funkin.scripting;
 
+import flixel.FlxG;
+import flixel.FlxState;
 import funkin.scripting.events.*;
 
 class EventManager {
@@ -19,4 +21,19 @@ class EventManager {
 
         return cast eventValues[index];
     }
+
+    public static function reset() {
+        for(v in eventValues)
+            v.destroy();
+        eventValues = [];
+        eventKeys = [];
+    }
+
+    public static function init() {
+		
+		FlxG.signals.preStateCreate.add(onStateSwitch);
+    }
+
+    private static inline function onStateSwitch(newState:FlxState)
+        reset();
 }

source/funkin/scripting/events/CancellableEvent.hx

@@ -1,10 +1,10 @@
 package funkin.scripting.events;
 
-import funkin.scripting.ScriptPack;
+import flixel.util.FlxDestroyUtil.IFlxDestroyable;
 
 @:allow(ScriptPack)
 @:autoBuild(funkin.macros.EventMacro.build())
-class CancellableEvent {
+class CancellableEvent implements IFlxDestroyable {
     @:dox(hide) public var cancelled:Bool = false;
     @:dox(hide) private var __continueCalls:Bool = true;
 
@@ -49,4 +49,8 @@ class CancellableEvent {
         var rep = '[${claName[claName.length-1]}${cancelled ? " (Cancelled)" : ""}]';
         return rep;
     }
+
+    public function destroy() {
+        data = null;
+    }
 }