From 665ab840f109938ce440cbc6e443251a5dcf2f64 Mon Sep 17 00:00:00 2001
From: BeanCheeseBurrito <mrbeancheeseburrito@protonmail.com>
Date: Mon, 14 Oct 2024 18:42:28 -0700
Subject: [PATCH] Return false if id is 0 in Ecs.TypeIdIs

---
 src/Flecs.NET/Core/Ecs/Macros.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Flecs.NET/Core/Ecs/Macros.cs b/src/Flecs.NET/Core/Ecs/Macros.cs
index 767852e9..8a873cd6 100644
--- a/src/Flecs.NET/Core/Ecs/Macros.cs
+++ b/src/Flecs.NET/Core/Ecs/Macros.cs
@@ -307,7 +307,7 @@ public static ulong TermRefId(ref ecs_term_ref_t termRef)
     public static bool TypeIdIs<T>(ecs_world_t* world, ulong id)
     {
         ulong typeId = Type<T>.Id(world);
-        return typeId == id || typeId == ecs_get_typeid(world, id);
+        return typeId == id || (id != 0 && typeId == ecs_get_typeid(world, id));
     }
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]