From 4f265b19efbbf93301dc40e025466c97678adb41 Mon Sep 17 00:00:00 2001
From: "Richard Dodd (dodj)" <richard.o.dodd@gmail.com>
Date: Tue, 23 Apr 2024 16:55:59 +0100
Subject: [PATCH] Implement GenericReadStorage for mutable reference

Without this it's not possible to pass `&mut WriteStorage<_>` as a `GenericReadStorage`.
---
 src/storage/generic.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/storage/generic.rs b/src/storage/generic.rs
index 84f81a196..1607dd814 100644
--- a/src/storage/generic.rs
+++ b/src/storage/generic.rs
@@ -78,6 +78,22 @@ where
     }
 }
 
+
+impl<'a: 'b, 'b, T> GenericReadStorage for &'b mut WriteStorage<'a, T>
+where
+    T: Component,
+{
+    type Component = T;
+
+    fn get(&self, entity: Entity) -> Option<&Self::Component> {
+        WriteStorage::get(*self, entity)
+    }
+
+    fn _private() -> Seal {
+        Seal
+    }
+}
+
 /// Provides generic write access to `WriteStorage`, both as a value and a
 /// mutable reference.
 pub trait GenericWriteStorage {