From d0cdcff8aa5c4a8cc2decd4071291084a8fb0a89 Mon Sep 17 00:00:00 2001
From: Sean McArthur <sean@seanmonstar.com>
Date: Tue, 19 Feb 2019 16:18:38 -0800
Subject: [PATCH] sync: improve assert message for bounded channel buffer size

---
 tokio-sync/src/mpsc/bounded.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tokio-sync/src/mpsc/bounded.rs b/tokio-sync/src/mpsc/bounded.rs
index 9bbfe6770..2b832d58e 100644
--- a/tokio-sync/src/mpsc/bounded.rs
+++ b/tokio-sync/src/mpsc/bounded.rs
@@ -111,7 +111,7 @@ pub struct RecvError(());
 /// }));
 /// ```
 pub fn channel<T>(buffer: usize) -> (Sender<T>, Receiver<T>) {
-    assert_eq!(buffer >= 1, true);
+    assert!(buffer > 0, "mpsc bounded channel requires buffer > 0");
     let semaphore = (::semaphore::Semaphore::new(buffer), buffer);
     let (tx, rx) = chan::channel(semaphore);