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Merge pull request #846 from rust-lang/feat/add-more-watch-commands

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feat: add more watch commands
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diannasoriel 2021-09-24 13:05:04 +02:00 committed by GitHub
parent 24762434ff 3352b5a4d3
commit ae56cba9c8
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 1 deletions
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14
src/main.rs
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@ -264,7 +264,7 @@ fn main() {
fn spawn_watch_shell(failed_exercise_hint: &Arc<Mutex<Option<String>>>) { fn spawn_watch_shell(failed_exercise_hint: &Arc<Mutex<Option<String>>>) {
let failed_exercise_hint = Arc::clone(failed_exercise_hint); let failed_exercise_hint = Arc::clone(failed_exercise_hint);
println!("Type 'hint' or open the corresponding README.md file to get help or type 'clear' to clear the screen."); println!("Welcome to watch mode! You can type 'help' to get an overview of the commands you can use here.");
thread::spawn(move || loop { thread::spawn(move || loop {
let mut input = String::new(); let mut input = String::new();
match io::stdin().read_line(&mut input) { match io::stdin().read_line(&mut input) {
@ -276,6 +276,18 @@ fn spawn_watch_shell(failed_exercise_hint: &Arc<Mutex<Option<String>>>) {
} }
} else if input.eq("clear") { } else if input.eq("clear") {
println!("\x1B[2J\x1B[1;1H"); println!("\x1B[2J\x1B[1;1H");
} else if input.eq("quit") {
println!("Bye!");
std::process::exit(0);
} else if input.eq("help") {
println!("Commands available to you in watch mode:");
println!(" hint - prints the current exercise's hint");
println!(" clear - clears the screen");
println!(" quit - quits watch mode");
println!(" help - displays this help message");
println!();
println!("Watch mode automatically re-evaluates the current exercise");
println!("when you edit a file's contents.")
} else { } else {
println!("unknown command: {}", input); println!("unknown command: {}", input);
} }