From 4259730938bbc94731c6c5c0eb764c0dbf390289 Mon Sep 17 00:00:00 2001
From: Peter Cai <peter@typeblog.net>
Date: Sun, 9 Mar 2025 16:30:23 -0400
Subject: [PATCH] Prioritize writing over reading in tokio::select!

---
 src/main.rs | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index eca7ffa..95da1e7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -214,15 +214,16 @@ impl<'a> ConnDuplex<'a> {
         loop {
             tokio::select! {
                 biased;
+
+                res = self.downstream_write.dequeue_write() => res?,
+                res = self.upstream_write.dequeue_write() => res?,
+
                 msg = self.upstream_read.read() => {
                     control_flow!(self.handle_s2c_event(msg?).await?);
                 }
-                res = self.downstream_write.dequeue_write() => res?,
-
                 msg = self.downstream_read.read() => {
                     control_flow!(self.handle_c2s_request(msg?).await?);
                 }
-                res = self.upstream_write.dequeue_write() => res?,
             }
         }