Create `Sender` trait

1 files changed, 6 insertions, 0 deletions

diff --git a/talpid-core/src/mpsc.rs b/talpid-core/src/mpsc.rs
index 21807ca377..8ac152a082 100644
--- a/talpid-core/src/mpsc.rs
+++ b/talpid-core/src/mpsc.rs
@@ -1,6 +1,12 @@
 use futures::sync::mpsc::{SendError, UnboundedSender};
 use std::marker::PhantomData;
 
+/// Abstraction over any type that can be used similarly to an `std::mpsc::Sender`.
+pub trait Sender<T> {
+    /// Sends an item over the underlying channel, failing only if the channel is closed.
+    fn send(&self, item: T) -> Result<(), ()>;
+}
+
 /// Abstraction over an `mpsc::Sender` that first converts the value to another type before sending.
 #[derive(Debug, Clone)]
 pub struct IntoSender<T, U> {