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pub enum ProcessResult {
Continue,
Exit,
}
pub fn process_command(command: &str)
-> ProcessResult {
match command {
"bye" | "goodbye" |
"exit" | "quit" => {
return ProcessResult::Exit;
},
"hi" | "hello" => {
println!("Hi, how can I help you?");
}
"help" => {
println!("Available commands:");
println!("hi, hello: Prints a greeting message");
println!("bye, goodbye, exit, quit: Quit the program");
},
_ => {
if command.is_empty() {
println!("Please type a command.");
} else {
println!("Unknown command: {}", command);
}
}
}
ProcessResult::Continue
}