Update some examples (#364)

Author: programatik29

examples/chat/Cargo.toml

@@ -6,8 +6,8 @@ publish = false
 
 [dependencies]
 axum = { path = "../..", features = ["ws"] }
-tokio = { version = "1.0", features = ["full"] }
+futures = "0.3"
+tokio = { version = "1", features = ["full"] }
 tower = { version = "0.4", features = ["util"] }
 tracing = "0.1"
 tracing-subscriber = "0.2"
-futures = "0.3"

examples/chat/src/main.rs

@@ -6,16 +6,21 @@
 //! cargo run -p example-chat
 //! ```
 
-use axum::extract::ws::{Message, WebSocket, WebSocketUpgrade};
-use axum::extract::Extension;
-use axum::handler::get;
-use axum::response::{Html, IntoResponse};
-use axum::AddExtensionLayer;
-use axum::Router;
+use axum::{
+    extract::{
+        ws::{Message, WebSocket, WebSocketUpgrade},
+        Extension,
+    },
+    handler::get,
+    response::{Html, IntoResponse},
+    AddExtensionLayer, Router,
+};
 use futures::{sink::SinkExt, stream::StreamExt};
-use std::collections::HashSet;
-use std::net::SocketAddr;
-use std::sync::{Arc, Mutex};
+use std::{
+    collections::HashSet,
+    net::SocketAddr,
+    sync::{Arc, Mutex},
+};
 use tokio::sync::broadcast;
 
 // Our shared state

examples/low-level-rustls/Cargo.toml

@@ -6,8 +6,8 @@ publish = false
 
 [dependencies]
 axum = { path = "../.." }
-tokio = { version = "1.0", features = ["full"] }
+hyper = { version = "0.14", features = ["full"] }
+tokio = { version = "1", features = ["full"] }
+tokio-rustls = "0.22"
 tracing = "0.1"
 tracing-subscriber = "0.2"
-tokio-rustls = "0.22.0"
-hyper = { version = "0.14", features = ["full"] }

examples/low-level-rustls/src/main.rs

@@ -10,7 +10,8 @@ use std::{fs::File, io::BufReader, sync::Arc};
 use tokio::net::TcpListener;
 use tokio_rustls::{
     rustls::{
-        internal::pemfile::certs, internal::pemfile::pkcs8_private_keys, NoClientAuth, ServerConfig,
+        internal::pemfile::{certs, pkcs8_private_keys},
+        NoClientAuth, ServerConfig,
     },
     TlsAcceptor,
 };

examples/tls-rustls/Cargo.toml

@@ -6,7 +6,7 @@ publish = false
 
 [dependencies]
 axum = { path = "../.." }
-axum-server = { version = "0.1", features = ["tls-rustls"] }
+axum-server = { version = "0.2", features = ["tls-rustls"] }
 tokio = { version = "1", features = ["full"] }
 tracing = "0.1"
 tracing-subscriber = "0.2"