Add send_wrapper

Author: expenses

Cargo.toml

@@ -14,12 +14,14 @@ Timeouts for futures.
 
 [dependencies]
 gloo-timers = { version = "0.2.0", features = ["futures"], optional = true }
+send_wrapper = { version = "0.4.0", optional = true }
 
 [dev-dependencies]
 async-std = { version = "1.0.1", features = ["attributes"] }
 futures = "0.3.1"
 
 [features]
 wasm-bindgen = [
-	"gloo-timers"
+	"gloo-timers",
+	"send_wrapper"
 ]

src/delay_wasm.rs

@@ -1,24 +1,27 @@
 //! A version of `Delay` that works on wasm.
 
 use gloo_timers::future::TimeoutFuture;
+use send_wrapper::SendWrapper;
 use std::{time::Duration, pin::Pin, task::{Context, Poll}, future::Future};
 
 /// A version of `Delay` that works on wasm.
 #[derive(Debug)]
-pub struct Delay(TimeoutFuture);
+pub struct Delay(SendWrapper<TimeoutFuture>);
 
 impl Delay {
 	/// Creates a new future which will fire at `dur` time into the future.
 	#[inline]
 	pub fn new(dur: Duration) -> Delay {
-		Self(TimeoutFuture::new(dur.as_millis() as u32))
+		Self(
+			SendWrapper::new(TimeoutFuture::new(dur.as_millis() as u32))
+		)
 	}
 }
 
 impl Future for Delay {
 	type Output = ();
 
 	fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
-		Pin::new(&mut Pin::into_inner(self).0).poll(cx)
+		Pin::new(&mut *Pin::into_inner(self).0).poll(cx)
 	}
 }