From a986a9335d591fa5c826157d1674d47aa525357f Mon Sep 17 00:00:00 2001
From: JOE1994 <joseph942010@gmail.com>
Date: Sat, 23 Jan 2021 23:07:17 -0500
Subject: [PATCH] 'T: Send' to prevent misuse

---
 src/lib.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 2c600b7..f35c7f0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -50,7 +50,7 @@ pub struct ReadTicket<T> {
     data: Arc<UnsafeCell<T>>,
 }
 
-unsafe impl<T> Send for ReadTicket<T> {}
+unsafe impl<T: Send> Send for ReadTicket<T> {}
 
 #[cfg(not(feature = "futures"))]
 impl<T> ReadTicket<T> {
@@ -112,7 +112,7 @@ pub struct WriteTicket<T> {
     data: Arc<UnsafeCell<T>>,
 }
 
-unsafe impl<T> Send for WriteTicket<T> {}
+unsafe impl<T: Send> Send for WriteTicket<T> {}
 
 #[cfg(not(feature = "futures"))]
 impl<T> WriteTicket<T> {