feat: v0.1.1

Cargo.lock

@@ -1226,7 +1226,7 @@ checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
 [[package]]
 name = "wscat-rs"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "clap",
  "futures-util",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "wscat-rs"
-version = "0.1.0"
+version = "0.1.1"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 

src/main.rs

@@ -1,17 +1,21 @@
 #[macro_use]
 extern crate rust_util;
 
+use std::time::Duration;
+
 use clap::{App, Arg};
-use tokio_tungstenite::connect_async;
+use futures_util::{SinkExt, StreamExt};
+use futures_util::stream::SplitSink;
+use rust_util::util_msg::{clear_lastline, flush_stdout};
 use rust_util::XResult;
-use futures_util::{StreamExt, SinkExt};
-use tokio_tungstenite::tungstenite::Message;
-use tokio::sync::mpsc::channel;
-use url::Url;
 use rustyline::Editor;
 use rustyline::error::ReadlineError;
-use std::time::Duration;
+use tokio::net::TcpStream;
-use rust_util::util_msg::{clear_lastline, flush_stdout};
+use tokio::runtime::Runtime;
+use tokio::sync::mpsc::{channel, Receiver, Sender};
+use tokio_tungstenite::{connect_async, MaybeTlsStream, WebSocketStream};
+use tokio_tungstenite::tungstenite::{Error, Message};
+use url::Url;
 
 #[tokio::main]
 async fn main() {
@@ -41,22 +45,74 @@ async fn main() {
 
 async fn connect_to_and_loop(url: &Url, enable_ping_pong: bool) -> XResult<()> {
     let (ws_stream, _) = connect_async(url).await?;
-    let (mut ws_write, mut ws_read) = ws_stream.split();
+    let (ws_write, mut ws_read) = ws_stream.split();
 
-    let (sender, mut receiver) = channel(2);
+    let (mut sender, receiver) = channel(2);
 
+    // receiver from `receiver`, then send to `ws_write`
+    spawn_loop_write_to_ws(ws_write, receiver);
+    // read from `console`, then send to `sender`
+    spawn_loop_console(sender.clone());
+
+    if !enable_ping_pong {
+        wrap_output(|| debugging!("Ping/Pong is disabled"));
+    } else {
+        wrap_output(|| debugging!("Ping/Pong is enabled"));
+        spawn_loop_ping_pong(sender.clone());
+    }
+
+    loop {
+        let next_message: Option<Result<Message, Error>> = ws_read.next().await;
+        match next_message {
+            None => return process_ws_end(),
+            Some(Err(e)) => return simple_error!("WebSocket got error: {}", e),
+            Some(Ok(message)) => process_message(&mut sender, message).await,
+        }
+    }
+}
+
+fn process_ws_end() -> XResult<()> {
+    information!("WebSocket ended.");
+    return Ok(());
+}
+
+async fn process_message(sender: &mut Sender<Message>, message: Message) {
+    match message {
+        Message::Ping(msg) => {
+            wrap_output(|| debugging!("Received ping message: {:?}", msg));
+            let r = sender.send(Message::Pong(msg)).await;
+            r.ok();
+        }
+        Message::Pong(msg) => {
+            wrap_output(|| debugging!("Received pong message: {:?}", msg));
+        }
+        Message::Close(close_frame) => {
+            wrap_output(|| information!("WebSocket closed: {:?}", close_frame));
+        }
+        Message::Binary(msg) => {
+            wrap_output(|| information!("Received binary message: {:?}", msg));
+        }
+        Message::Text(msg) => {
+            wrap_output(|| information!("Received text message: {}", msg));
+        }
+    }
+}
+
+fn spawn_loop_ping_pong(sender: Sender<Message>) {
     tokio::spawn(async move {
-        while let Some(msg) = receiver.recv().await {
+        loop {
-            if let Err(e) = ws_write.send(msg).await {
+            tokio::time::sleep(Duration::from_secs(10)).await;
-                failure!("Send message to server failed: {}", e);
+            wrap_output(|| debugging!("Send ping message"));
-                ws_write.close().await.ok();
+            if let Err(e) = sender.send(Message::Ping(vec![])).await {
-                break;
+                wrap_output(|| debugging!("Send ping message failed: {}", e));
+                return;
             }
         }
     });
+}
 
-    let rt = tokio::runtime::Runtime::new().unwrap();
+fn spawn_loop_console(sender: Sender<Message>) {
-    let cloned_sender = sender.clone();
+    let rt = Runtime::new().unwrap();
     let _t = std::thread::spawn(move || {
         let mut rl = Editor::<()>::new();
         loop {
@@ -65,7 +121,7 @@ async fn connect_to_and_loop(url: &Url, enable_ping_pong: bool) -> XResult<()> {
                 Ok(line) => {
                     if !line.is_empty() {
                         rl.add_history_entry(line.as_str());
-                        let cloned_sender = cloned_sender.clone();
+                        let cloned_sender = sender.clone();
                         rt.spawn(async move {
                             if let Err(e) = cloned_sender.send(Message::Text(line)).await {
                                 failure!("Send message failed: {}", e);
@@ -88,60 +144,21 @@ async fn connect_to_and_loop(url: &Url, enable_ping_pong: bool) -> XResult<()> {
             }
         }
     });
-
-    if !enable_ping_pong {
-        wrap_output(|| debugging!("Ping/Pong is disabled"));
-    } else {
-        wrap_output(|| debugging!("Ping/Pong is enabled"));
-        let time_cloned_sender = sender.clone();
-        tokio::spawn(async move {
-            loop {
-                tokio::time::sleep(Duration::from_secs(10)).await;
-                wrap_output(|| debugging!("Send ping message"));
-                if let Err(e) = time_cloned_sender.send(Message::Ping(vec![])).await {
-                    wrap_output(|| debugging!("Send ping message failed: {}", e));
-                    return;
-                }
-            }
-        });
-    }
-
-    loop {
-        let next = ws_read.next().await;
-        match next {
-            None => {
-                information!("WebSocket ended.");
-                return Ok(());
-            }
-            Some(Err(e)) => {
-                return simple_error!("WebSocket got error: {}", e);
-            }
-            Some(Ok(message)) => {
-                match message {
-                    Message::Ping(msg) => {
-                        wrap_output(|| debugging!("Received ping message: {:?}", msg));
-                        let r = sender.send(Message::Pong(msg)).await;
-                        r.ok();
-                    }
-                    Message::Pong(msg) => {
-                        wrap_output(|| debugging!("Received pong message: {:?}", msg));
-                    }
-                    Message::Close(close_frame) => {
-                        wrap_output(|| information!("WebSocket closed: {:?}", close_frame));
-                    }
-                    Message::Binary(msg) => {
-                        wrap_output(|| information!("Received binary message: {:?}", msg));
-                    }
-                    Message::Text(msg) => {
-                        wrap_output(|| information!("Received text message: {}", msg));
-                    }
-                }
-            }
-        }
-    }
 }
 
-fn wrap_output<F>(f: F) where F: Fn() -> () {
+fn spawn_loop_write_to_ws(mut ws_write: SplitSink<WebSocketStream<MaybeTlsStream<TcpStream>>, Message>, mut receiver: Receiver<Message>) {
+    tokio::spawn(async move {
+        while let Some(msg) = receiver.recv().await {
+            if let Err(e) = ws_write.send(msg).await {
+                failure!("Send message to server failed: {}", e);
+                ws_write.close().await.ok();
+                break;
+            }
+        }
+    });
+}
+
+fn wrap_output<F>(f: F) where F: Fn() {
     clear_lastline();
     f();
     print!("ws $ ");