From c53635829d023f99aa979e22eafa2124d35869f8 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 10 Apr 2025 17:41:50 +0200
Subject: refactor(engine): correct register_observer_system fn

---
 engine/src/lib.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/engine/src/lib.rs b/engine/src/lib.rs
index a9a5a97..e05808f 100644
--- a/engine/src/lib.rs
+++ b/engine/src/lib.rs
@@ -1,8 +1,9 @@
 #![deny(clippy::all, clippy::pedantic)]
 #![allow(clippy::needless_pass_by_value)]
 
-use ecs::component::{Component, Sequence as ComponentSequence};
+use ecs::component::Sequence as ComponentSequence;
 use ecs::extension::Extension;
+use ecs::pair::Pair;
 use ecs::phase::PRE_UPDATE as PRE_UPDATE_PHASE;
 use ecs::sole::Sole;
 use ecs::system::{Into, System};
@@ -79,12 +80,11 @@ impl Engine
         self.world.register_system(phase_euid, system);
     }
 
-    pub fn register_observer_system<'this, SystemImpl, Event>(
+    pub fn register_observer_system<'this, SystemImpl>(
         &'this mut self,
         system: impl System<'this, SystemImpl>,
-        event: Event,
-    ) where
-        Event: Component,
+        event: Pair<Uid, Uid>,
+    )
     {
         self.world.register_observer_system(system, event);
     }
-- 
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