chore: Prepare 0.2 release (#321)

Signed-off-by: Lucio Franco <[email protected]>

tonic-health/src/lib.rs

@@ -1,6 +1,29 @@
+//! A `tonic` based gRPC healthcheck implementation.
+//!
+//! # Example
+//!
+//! An example can be found [here].
+//!
+//! [here]: https://github.com/hyperium/tonic/blob/master/examples/src/health/server.rs
+
+#![warn(
+    missing_debug_implementations,
+    missing_docs,
+    rust_2018_idioms,
+    unreachable_pub
+)]
+#![doc(
+    html_logo_url = "https://github.com/hyperium/tonic/raw/master/.github/assets/tonic-docs.png"
+)]
+#![doc(html_root_url = "https://docs.rs/tonic/0.2.0")]
+#![doc(issue_tracker_base_url = "https://github.com/hyperium/tonic/issues/")]
+#![doc(test(no_crate_inject, attr(deny(rust_2018_idioms))))]
+#![cfg_attr(docsrs, feature(doc_cfg))]
+
 use std::fmt::{Display, Formatter};
 
 mod proto {
+    #![allow(unreachable_pub)]
     tonic::include_proto!("grpc.health.v1");
 }
 
@@ -9,8 +32,11 @@ pub mod server;
 /// An enumeration of values representing gRPC service health.
 #[derive(Copy, Clone, Debug, PartialEq)]
 pub enum ServingStatus {
+    /// Unknown status
     Unknown,
+    /// The service is currently up and serving requests.
     Serving,
+    /// The service is currently down and not serving requests.
     NotServing,
 }
 

tonic-health/src/server.rs

@@ -1,3 +1,5 @@
+//! Contains all healthcheck based server utilities.
+
 use crate::proto::health_server::{Health, HealthServer};
 use crate::proto::{HealthCheckRequest, HealthCheckResponse};
 use crate::ServingStatus;
@@ -46,6 +48,7 @@ impl HealthReporter {
     /// Sets the status of the service implemented by `S` to `Serving`. This notifies any watchers
     /// if there is a change in status.
     #[cfg(feature = "transport")]
+    #[cfg_attr(docsrs, doc(cfg(feature = "transport")))]
     pub async fn set_serving<S>(&mut self)
     where
         S: NamedService,
@@ -58,6 +61,7 @@ impl HealthReporter {
     /// Sets the status of the service implemented by `S` to `NotServing`. This notifies any watchers
     /// if there is a change in status.
     #[cfg(feature = "transport")]
+    #[cfg_attr(docsrs, doc(cfg(feature = "transport")))]
     pub async fn set_not_serving<S>(&mut self)
     where
         S: NamedService,