Correct implementation for irc registration.

src/main.rs

@@ -21,6 +21,7 @@ use std::{
 	path::Path,
 	io::Read,
 	net::TcpStream,
+	collections::VecDeque,
 };
 use irc_proto::command::{
 	CapSubCommand,
@@ -31,6 +32,9 @@ use irc_stream::{IrcStream, IrcRead, IrcWrite};
 use toml::Value;
 use native_tls::{TlsConnector,TlsStream};
 
+trait IrcReadWrite: IrcRead + IrcWrite {}
+impl<T: IrcRead + IrcWrite> IrcReadWrite for T {}
+
 fn get_config<P: AsRef<Path>>(config_path: P) 
 	-> Result<Value, Box<dyn std::error::Error>> {
 	let mut config = String::new();
@@ -72,37 +76,37 @@ fn get_tls_stream (config: &Value)
 	)
 }
 
-fn identify_irc<S: std::io::Read + std::io::Write> (
-	stream: &mut IrcStream<S>,
+fn get_irc_identify_messages (
+	queue: VecDeque<Message>,
 	pass: Option<String>,
 	nick: String,
 	user: String,
 	real_name: String
-) -> Result<(), irc_stream::IrcStreamError>{
-	stream.write(Message::from(
+) -> VecDeque<Message>{	
+	let mut queue = queue;
+	queue.push_back(Message::from(
 		Command::CAP(
 			None, 
 			CapSubCommand::END, 
 			None, 
 			None
-		)
-	))?;
+		)));
    match pass {
-		Some(p) => stream.write(Message::from(
+		Some(p) => queue.push_back(Message::from(
 				Command::PASS(p)
-		))?,
+		)),
 		None => ()
 	}
-	stream.write(Message::from(
+	queue.push_back(Message::from(
 		Command::NICK(nick)
-	))?;
-	stream.write(Message::from(
+	));
+	queue.push_back(Message::from(
 		Command::USER(
 			user,
 			"0".to_owned(),
 			real_name)
-	))?;
-	Ok(())
+	));
+	queue
 }
 
 fn main() {
@@ -113,23 +117,27 @@ fn main() {
 	// Weird workaround for multitrait dyn pointer
 	// https://github.com/rust-lang/rfcs/issues/2035
 	// would be a charm...
-	trait IrcReadWrite: IrcRead + IrcWrite {}
-	impl<T: IrcRead + IrcWrite> IrcReadWrite for T {}
-	let mut stream: &dyn IrcReadWrite;
+	
+	let mut stream: Box<dyn IrcReadWrite>;
 
 	if config["tls"].as_bool().unwrap() == true {
-		stream = &IrcStream::new(get_tls_stream(&config).unwrap());
+		stream = Box::new(IrcStream::new(get_tls_stream(&config).unwrap()));
 	} else {
-		stream = &IrcStream::new(get_tcp_stream(&config).unwrap());
+		stream = Box::new(IrcStream::new(get_tcp_stream(&config).unwrap()));
 	}
 	
-	identify_irc(
-		&mut stream,
+	let mut message_queue: VecDeque<Message> = VecDeque::new();
+
+	message_queue = get_irc_identify_messages(
+		message_queue,
 		None,
 		config["Nick"].to_string(),
 		config["User"].to_string(),
 		config["Real"].to_string()
 	);
-
+	
+	while let Some(message) = message_queue.pop_front() {
+		stream.write(message).unwrap();
+	}
 }