Implement middleware for &T: Middleware<_> (#936)

poem-web · Jan 2, 2025 · e170d13 · e170d13
1 parent 7b66642
commit e170d13
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/poem/src/middleware/mod.rs b/poem/src/middleware/mod.rs
@@ -301,6 +301,14 @@ impl<E: Endpoint> Middleware<E> for () {
     }
 }
 
+impl<E: Endpoint, T: Middleware<E>> Middleware<E> for &T {
+    type Output = T::Output;
+
+    fn transform(&self, ep: E) -> Self::Output {
+        T::transform(self, ep)
+    }
+}
+
 /// A middleware that combines two middlewares.
 pub struct CombineMiddleware<A, B, E> {
     a: A,