ion-shell 0.0.4

The Ion Shell
1
2
3
4
5
6
7
8
9
10

use std::string::String;
use std::io::{stdin};

pub fn readln() -> Option<String> {
    let mut buffer = String::new();
    match stdin().read_line(&mut buffer) {
        Ok(_) => Some(buffer),
        Err(_) => None
    }
}