prompted 0.2.8

Macros for input and prompting.
Documentation 
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// From <https://doc.rust-lang.org/1.9.0/book/guessing-game.html>,
// used without permission.

//! Guessing Game from Rust tutorial,
//! updated to use input!() macro.

use std::cmp::Ordering;

use prompted::input;

fn main() {
    println!("Guess the number!");

    let n = 100;
    let secret_number = 37;

    loop {
        let guess = input!("Please input your guess (1-{}): ", n);

        let guess: u32 = match guess.trim().parse() {
            Ok(num) => num,
            Err(_) => continue,
        };

        println!("You guessed: {}", guess);

        match guess.cmp(&secret_number) {
            Ordering::Less => println!("Too small!"),
            Ordering::Greater => println!("Too big!"),
            Ordering::Equal => {
                println!("You win!");
                break;
            }
        }
    }
}