From ded663b9b9eae7eac435ecd581fec115f11ccd9b Mon Sep 17 00:00:00 2001
From: Lucas Franca <lucasfnf@gmail.com>
Date: Fri, 4 Apr 2025 13:35:12 -0300
Subject: [PATCH] Add `PartialEq` and `Hash` reflections for
 `AnimationNodeIndex` (#18718)

# Objective

Fixes #18701

## Solution

Add reflection of `PartialEq` and `Hash` to `AnimationNodeIndex`

## Testing

Added a new `#[test]` with the minimal reproduction posted on #18701.
---
 crates/bevy_animation/src/lib.rs          | 11 +++++++++++
 crates/bevy_reflect/src/impls/petgraph.rs |  2 ++
 2 files changed, 13 insertions(+)

diff --git a/crates/bevy_animation/src/lib.rs b/crates/bevy_animation/src/lib.rs
index b3ecc085c6..f15d21d10d 100644
--- a/crates/bevy_animation/src/lib.rs
+++ b/crates/bevy_animation/src/lib.rs
@@ -1533,6 +1533,8 @@ impl<'a> Iterator for TriggeredEventsIter<'a> {
 
 #[cfg(test)]
 mod tests {
+    use bevy_reflect::{DynamicMap, Map};
+
     use super::*;
 
     #[derive(Event, Reflect, Clone)]
@@ -1664,4 +1666,13 @@ mod tests {
         active_animation.update(clip.duration, clip.duration); // 0.3 : 0.0
         assert_triggered_events_with(&active_animation, &clip, [0.3, 0.2]);
     }
+
+    #[test]
+    fn test_animation_node_index_as_key_of_dynamic_map() {
+        let mut map = DynamicMap::default();
+        map.insert_boxed(
+            Box::new(AnimationNodeIndex::new(0)),
+            Box::new(ActiveAnimation::default()),
+        );
+    }
 }
diff --git a/crates/bevy_reflect/src/impls/petgraph.rs b/crates/bevy_reflect/src/impls/petgraph.rs
index 1a1f3a34c4..ce2bf77e37 100644
--- a/crates/bevy_reflect/src/impls/petgraph.rs
+++ b/crates/bevy_reflect/src/impls/petgraph.rs
@@ -3,6 +3,8 @@ use crate::{impl_reflect_opaque, prelude::ReflectDefault, ReflectDeserialize, Re
 impl_reflect_opaque!(::petgraph::graph::NodeIndex(
     Clone,
     Default,
+    PartialEq,
+    Hash,
     Serialize,
     Deserialize
 ));