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termion 4.0.6

A bindless library for manipulating terminals.
Documentation 
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extern crate termion;

use std::io::{stdin, stdout, Write};
use termion::input::TermRead;

fn main() {
    let stdout = stdout();
    let mut stdout = stdout.lock();
    let stdin = stdin();
    let mut stdin = stdin.lock();

    stdout.write_all(b"password: ").unwrap();
    stdout.flush().unwrap();

    let pass = stdin.read_passwd(&mut stdout);

    if let Ok(Some(pass)) = pass {
        stdout.write_all(pass.as_bytes()).unwrap();
        stdout.write_all(b"\n").unwrap();
    } else {
        stdout.write_all(b"Error\n").unwrap();
    }
}