From 2650a96d161fb470d621becc5c26fb5801551671 Mon Sep 17 00:00:00 2001
From: Edward Shen <code@eddie.sh>
Date: Sun, 18 Apr 2021 17:17:31 -0400
Subject: [PATCH] fix memstream impl

---
 src/cache/mod.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/cache/mod.rs b/src/cache/mod.rs
index 5055d60..22e7f0d 100644
--- a/src/cache/mod.rs
+++ b/src/cache/mod.rs
@@ -188,11 +188,7 @@ impl Stream for MemStream {
     fn poll_next(mut self: Pin<&mut Self>, _: &mut Context<'_>) -> Poll<Option<Self::Item>> {
         let mut new_bytes = Bytes::new();
         std::mem::swap(&mut self.0, &mut new_bytes);
-        if new_bytes.is_empty() {
-            Poll::Ready(None)
-        } else {
-            Poll::Ready(Some(Ok(new_bytes)))
-        }
+        Poll::Ready(Some(Ok(new_bytes)))
     }
 }