Put everything behind a 'stable' feature to avoid future breaking changes

Cargo.toml

@@ -21,10 +21,9 @@ features = ["docs"]
 rustdoc-args = ["--cfg", "feature=\"docs\""]
 
 [features]
-default = ["stable"]
+default = []
 docs = ["unstable"]
 unstable = ["broadcaster"]
-stable = []
 
 [dependencies]
 async-macros = "1.0.0"

src/lib.rs

@@ -41,6 +41,7 @@
 //! features = ["unstable"]
 //! ```
 
+#![cfg(feature = "default")]
 #![cfg_attr(feature = "docs", feature(doc_cfg))]
 #![warn(missing_docs, missing_debug_implementations, rust_2018_idioms)]
 #![allow(clippy::mutex_atomic, clippy::module_inception)]
@@ -49,46 +50,33 @@
 #![doc(html_logo_url = "https://async.rs/images/logo--hero.svg")]
 #![recursion_limit = "2048"]
 
-/// Declares stable items.
-#[doc(hidden)]
-macro_rules! cfg_stable {
-    ($($item:item)*) => {
-        $(
-            #[cfg(feature = "stable")]
-            $item
-        )*
-    }
-}
-
-cfg_stable! {
-    #[macro_use]
-    mod utils;
+#[macro_use]
+mod utils;
 
-    pub mod fs;
-    pub mod future;
-    pub mod io;
-    pub mod net;
-    pub mod os;
-    pub mod path;
-    pub mod prelude;
-    pub mod stream;
-    pub mod sync;
-    pub mod task;
+pub mod fs;
+pub mod future;
+pub mod io;
+pub mod net;
+pub mod os;
+pub mod path;
+pub mod prelude;
+pub mod stream;
+pub mod sync;
+pub mod task;
 
-    cfg_unstable! {
-        pub mod pin;
-        pub mod process;
+cfg_unstable! {
+    pub mod pin;
+    pub mod process;
 
-        mod unit;
-        mod vec;
-        mod result;
-        mod option;
-        mod string;
-        mod collections;
+    mod unit;
+    mod vec;
+    mod result;
+    mod option;
+    mod string;
+    mod collections;
 
-        #[doc(inline)]
-        pub use std::{write, writeln};
-    }
-
-    mod macros;
+    #[doc(inline)]
+    pub use std::{write, writeln};
 }
+
+mod macros;

src/prelude.rs

@@ -23,6 +23,8 @@ pub use crate::io::Seek as _;
 pub use crate::io::Write as _;
 #[doc(no_inline)]
 pub use crate::stream::Stream;
+#[doc(no_inline)]
+pub use crate::task_local;
 
 #[doc(hidden)]
 pub use crate::future::future::FutureExt as _;