add future::{join,try_join} macros

Signed-off-by: Yoshua Wuyts <yoshuawuyts@gmail.com>

Author: yoshuawuyts

Cargo.toml

@@ -24,6 +24,7 @@ docs = []
 unstable = []
 
 [dependencies]
+async-macros = { path = "../async-macros" }
 async-task = "1.0.0"
 cfg-if = "0.1.9"
 crossbeam-channel = "0.3.9"

src/future/mod.rs

@@ -3,6 +3,10 @@
 #[doc(inline)]
 pub use std::future::Future;
 
+#[doc(inline)]
+#[cfg_attr(feature = "docs", doc(cfg(unstable)))]
+pub use async_macros::{join, try_join};
+
 use cfg_if::cfg_if;
 
 pub use pending::pending;