impl FromStream for Box<[T]>

src/vec/from_stream.rs

@@ -40,3 +40,21 @@ impl<'b, T: Clone> FromStream<T> for Cow<'b, [T]> {
         })
     }
 }
+
+impl<T> FromStream<T> for Box<[T]> {
+    #[inline]
+    fn from_stream<'a, S: IntoStream<Item = T>>(
+        stream: S,
+    ) -> Pin<Box<dyn core::future::Future<Output = Self> + 'a>>
+    where
+        <S as IntoStream>::IntoStream: 'a,
+    {
+        let stream = stream.into_stream();
+
+        Box::pin(async move {
+            pin_utils::pin_mut!(stream);
+
+            Vec::from_stream(stream).await.into_boxed_slice()
+        })
+    }
+}