Directly pass socket address strings to the connect/bind functions

examples/autobahn-server.rs

@@ -1,4 +1,4 @@
-use async_std::net::{SocketAddr, TcpListener, TcpStream, ToSocketAddrs};
+use async_std::net::{SocketAddr, TcpListener, TcpStream};
 use async_tungstenite::accept_async;
 use futures::{SinkExt, StreamExt};
 use log::*;
@@ -19,12 +19,7 @@ async fn accept_connection(peer: SocketAddr, stream: TcpStream) {
 async fn run() {
     env_logger::init();
 
-    let addr = "127.0.0.1:9002"
-        .to_socket_addrs()
-        .await
-        .expect("Not a valid address")
-        .next()
-        .expect("Not a socket address");
+    let addr = "127.0.0.1:9002";
     let listener = TcpListener::bind(&addr).await.unwrap();
     info!("Listening on: {}", addr);
 

examples/echo-server.rs

@@ -10,7 +10,7 @@
 
 use std::{env, io::Error};
 
-use async_std::net::{TcpListener, TcpStream, ToSocketAddrs};
+use async_std::net::{TcpListener, TcpStream};
 use async_std::task;
 use futures::StreamExt;
 use log::info;
@@ -20,12 +20,6 @@ async fn run() -> Result<(), Error> {
     let addr = env::args()
         .nth(1)
         .unwrap_or_else(|| "127.0.0.1:8080".to_string());
-    let addr = addr
-        .to_socket_addrs()
-        .await
-        .expect("Not a valid address")
-        .next()
-        .expect("Not a socket address");
 
     // Create the event loop and TCP listener we'll accept connections on.
     let try_socket = TcpListener::bind(&addr).await;

tests/communication.rs

@@ -1,4 +1,4 @@
-use async_std::net::{TcpListener, TcpStream, ToSocketAddrs};
+use async_std::net::{TcpListener, TcpStream};
 use async_std::task;
 use async_tungstenite::{accept_async, client_async, WebSocketStream};
 use futures::{AsyncRead, AsyncWrite, SinkExt, StreamExt};
@@ -30,13 +30,7 @@ async fn communication() {
     let (msg_tx, msg_rx) = futures::channel::oneshot::channel();
 
     let f = async move {
-        let address = "0.0.0.0:12345"
-            .to_socket_addrs()
-            .await
-            .expect("Not a valid address")
-            .next()
-            .expect("No address resolved");
-        let listener = TcpListener::bind(&address).await.unwrap();
+        let listener = TcpListener::bind("0.0.0.0:12345").await.unwrap();
         info!("Server ready");
         con_tx.send(()).unwrap();
         info!("Waiting on next connection");
@@ -51,13 +45,7 @@ async fn communication() {
     info!("Waiting for server to be ready");
 
     con_rx.await.expect("Server not ready");
-    let address = "0.0.0.0:12345"
-        .to_socket_addrs()
-        .await
-        .expect("Not a valid address")
-        .next()
-        .expect("No address resolved");
-    let tcp = TcpStream::connect(&address)
+    let tcp = TcpStream::connect("0.0.0.0:12345")
         .await
         .expect("Failed to connect");
     let url = url::Url::parse("ws://localhost:12345/").unwrap();
@@ -88,13 +76,7 @@ async fn split_communication() {
     let (msg_tx, msg_rx) = futures::channel::oneshot::channel();
 
     let f = async move {
-        let address = "0.0.0.0:12346"
-            .to_socket_addrs()
-            .await
-            .expect("Not a valid address")
-            .next()
-            .expect("No address resolved");
-        let listener = TcpListener::bind(&address).await.unwrap();
+        let listener = TcpListener::bind("0.0.0.0:12346").await.unwrap();
         info!("Server ready");
         con_tx.send(()).unwrap();
         info!("Waiting on next connection");
@@ -109,13 +91,7 @@ async fn split_communication() {
     info!("Waiting for server to be ready");
 
     con_rx.await.expect("Server not ready");
-    let address = "0.0.0.0:12346"
-        .to_socket_addrs()
-        .await
-        .expect("Not a valid address")
-        .next()
-        .expect("No address resolved");
-    let tcp = TcpStream::connect(&address)
+    let tcp = TcpStream::connect("0.0.0.0:12346")
         .await
         .expect("Failed to connect");
     let url = url::Url::parse("ws://localhost:12345/").unwrap();

tests/handshakes.rs

@@ -1,4 +1,4 @@
-use async_std::net::{TcpListener, TcpStream, ToSocketAddrs};
+use async_std::net::{TcpListener, TcpStream};
 use async_std::task;
 use async_tungstenite::{accept_async, client_async};
 
@@ -7,13 +7,7 @@ async fn handshakes() {
     let (tx, rx) = futures::channel::oneshot::channel();
 
     let f = async move {
-        let address = "0.0.0.0:12345"
-            .to_socket_addrs()
-            .await
-            .expect("Not a valid address")
-            .next()
-            .expect("No address resolved");
-        let listener = TcpListener::bind(&address).await.unwrap();
+        let listener = TcpListener::bind("0.0.0.0:12345").await.unwrap();
         tx.send(()).unwrap();
         while let Ok((connection, _)) = listener.accept().await {
             let stream = accept_async(connection).await;
@@ -24,13 +18,7 @@ async fn handshakes() {
     task::spawn(f);
 
     rx.await.expect("Failed to wait for server to be ready");
-    let address = "0.0.0.0:12345"
-        .to_socket_addrs()
-        .await
-        .expect("Not a valid address")
-        .next()
-        .expect("No address resolved");
-    let tcp = TcpStream::connect(&address)
+    let tcp = TcpStream::connect("0.0.0.0:12345")
         .await
         .expect("Failed to connect");
     let url = url::Url::parse("ws://localhost:12345/").unwrap();