Address other minor issues

beacon_node/rest_api/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "rest_api"
 version = "0.1.0"
-authors = ["Luke Anderson <luke@sigmaprime.io>"]
+authors = ["Paul Hauner <paul@paulhauner.com>", "Luke Anderson <luke@sigmaprime.io>"]
 edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

beacon_node/rest_api/src/config.rs

@@ -3,9 +3,6 @@ use serde::{Deserialize, Serialize};
 use std::net::Ipv4Addr;
 
 /// Defines the encoding for the API
-///
-/// The validator client can speak to the beacon node in a number of encodings. Currently both JSON
-/// and YAML are supported.
 #[derive(Clone, Serialize, Deserialize, Copy)]
 pub enum ApiEncodingFormat {
     JSON,

beacon_node/rest_api/src/lib.rs

@@ -59,9 +59,10 @@ pub fn start_server<T: BeaconChainTypes>(
     eth2_config: Eth2Config,
     log: slog::Logger,
 ) -> Result<(exit_future::Signal, SocketAddr), hyper::Error> {
-    // Define the function that will build the request handler.
     let inner_log = log.clone();
     let eth2_config = Arc::new(eth2_config);
+
+    // Define the function that will build the request handler.
     let make_service = make_service_fn(move |_socket: &AddrStream| {
         let beacon_chain = beacon_chain.clone();
         let log = inner_log.clone();

beacon_node/rest_api/src/metrics.rs

@@ -57,7 +57,7 @@ pub fn get_prometheus<T: BeaconChainTypes + 'static>(
     beacon_chain::scrape_for_metrics(&beacon_chain);
 
     encoder
-        .encode(&lighthouse_metrics::gather()[..], &mut buffer)
+        .encode(&lighthouse_metrics::gather(), &mut buffer)
         .unwrap();
 
     String::from_utf8(buffer)