Function exec

flow-quickstart/src/main.rs:50–76

(commands: &[Node<'static>])

}

fn exec(commands: &[Node<'static>]) {
    let mut index = 0;
    while index < commands.len() {
        let cmd = &commands[index];
        println!("> {} [{}]", cmd.question, cmd.default);

        let mut user_input = String::new();
        stdin().read_line(&mut user_input).unwrap();

        let inp = user_input.trim();
        let result: Result<Action, &'static str>;
        if !inp.is_empty() {
            result = (cmd.callback)(inp);
        } else {
            result = (cmd.callback)(cmd.default);
        }

        match result {
            Ok(action) => match action {
                Action::Retry => continue,
                Action::Next => index += 1,
                Action::Quit => break,
            },
            Err(why) => panic!("{:?}", why),
        }
    }
}

fn make_project(s: &str) -> Result<Action, &'static str> {
    if Path::new(s).exists() {