Add automatic feature documentation for docs.rs

asynchronix/src/lib.rs

@@ -406,6 +406,8 @@
 //! * the [`time`] module discusses in particular the monotonic timestamp format
 //!   used for simulations ([`time::MonotonicTime`]).
 #![warn(missing_docs, missing_debug_implementations, unreachable_pub)]
+#![cfg_attr(docsrs, feature(doc_auto_cfg, doc_cfg_hide))]
+#![cfg_attr(docsrs, doc(cfg_hide(feature = "dev-hooks")))]
 
 pub(crate) mod channel;
 pub(crate) mod executor;