hangman_main.rs

extern crate solution;
use solution::*;

use std::io::{self, Write};

fn main() {
    let mut game = Game::new("aardvark", 10).unwrap();
    let stdin = io::stdin();

    println!("Let's play hangman!");

    loop {
        println!("{}", game);

        if game.is_over() {
            break;
        }

        print!("Enter command: ");
        io::stdout().flush().unwrap();

        let mut input = String::new();
        if let Err(_) = stdin.read_line(&mut input) {
            println!("Invalid input!");
            continue;
        };

        let command = match input.parse::<Command>() {
            Ok(c) => c,
            Err(e) => {
                println!("{}", e);
                continue;
            }
        };

        match command {
            Command::Help => {
                println!("");
                println!("Valid commands:");
                println!("  - help            => Show these instructions");
                println!("  - info            => Information about attempted words/letters");
                println!("  - quit            => Quit the game");
                println!("  - try letter <c>  => Try this letter");
                println!("  - try word <word> => Try an entire word");
                println!("");
            },
            Command::Info => {
                println!("Information about the state of the game:");
                println!("  - Attempted letters: {:?}", game.attempted_letters);
                println!("  - Attempted words:   {:?}", game.attempted_words);
            },
            Command::Quit => break,
            Command::TryLetter(c) => {
                match game.guess_letter(c) {
                    Ok(true) => println!("Good guess!"),
                    Ok(false) => println!("Sorry, no dice"),
                    Err(e) => println!("Error: {}", e),
                }
            },
            Command::TryWord(word) => {
                match game.guess_word(&word) {
                    Ok(true) => println!("Good guess!"),
                    Ok(false) => println!("Sorry, no dice"),
                    Err(e) => println!("Error: {}", e),
                }
            },
        };

        println!("");
    }

    println!("Good game!");
}