Lines of src/main.rs from check-in 28da2e2a00 that are changed by the sequence of edits moving toward check-in cb86e770f9:

                         1: mod command;
                         2: mod core;
                         3: 
                         4: use futures::StreamExt;
28da2e2a00 2022-03-12    5: use anyhow::Result;
                         6: 
28da2e2a00 2022-03-12    7: #[tokio::main]
28da2e2a00 2022-03-12    8: async fn main() -> Result<()> {
                         9: 	let settings = config::Config::builder()
                        10: 		.add_source(config::File::with_name("rsstg"))
                        11: 		.build()?;
                        12: 
28da2e2a00 2022-03-12   13: 	let core = core::Core::new(settings).await?;
                        14: 
                        15: 	let mut stream = core.stream();
                        16: 	stream.allowed_updates(&[telegram_bot::AllowedUpdate::Message]);
28da2e2a00 2022-03-12   17: 	let mut reply_to: Option<telegram_bot::UserId>;
28da2e2a00 2022-03-12   18: 
28da2e2a00 2022-03-12   19: 	loop {
28da2e2a00 2022-03-12   20: 		reply_to = None;
28da2e2a00 2022-03-12   21: 		match stream.next().await {
28da2e2a00 2022-03-12   22: 			Some(update) => {
28da2e2a00 2022-03-12   23: 				if let Err(err) = handle(update?, &core, &reply_to).await {
28da2e2a00 2022-03-12   24: 					core.send(&format!("🛑 {:?}", err), reply_to, None).await?;
28da2e2a00 2022-03-12   25: 				};
28da2e2a00 2022-03-12   26: 			},
28da2e2a00 2022-03-12   27: 			None => {
28da2e2a00 2022-03-12   28: 				core.send("🛑 None error.", None, None).await?;
28da2e2a00 2022-03-12   29: 			}
28da2e2a00 2022-03-12   30: 		};
28da2e2a00 2022-03-12   31: 	}
                        32: }
                        33: 
                        34: async fn handle(update: telegram_bot::Update, core: &core::Core, mut _reply_to: &Option<telegram_bot::UserId>) -> Result<()> {
                        35: 	if let telegram_bot::UpdateKind::Message(message) = update.kind {
                        36: 		if let telegram_bot::MessageKind::Text { ref data, .. } = message.kind {
                        37: 			let sender = message.from.id;
                        38: 			let words: Vec<&str> = data.split_whitespace().collect();
                        39: 			match match words[0] {
                        40: 				"/check" | "/clean" | "/enable" | "/delete" | "/disable" => command::command(core, sender, words).await,
                        41: 				"/start" => command::start(core, sender).await,
                        42: 				"/list" => command::list(core, sender).await,
                        43: 				"/add" | "/update" => command::update(core, sender, words).await,
                        44: 				_ => Ok(()),
                        45: 			} {
                        46: 				Err(err) => core.send(format!("🛑 {:?}", err), Some(sender), None).await?,
                        47: 				Ok(()) => {},
                        48: 			};
                        49: 		};
                        50: 	};
                        51: 
                        52: 	Ok(())
                        53: }