Read Line from stdin and check if vector contains

read_line_and_contains.rs

use std::io;

fn main() {
    let modules : Vec<&str> = vec!("a","dust","c");
    let m = modules.as_slice();

    let mut reader = io::stdin();
    let inp = reader.read_line().ok().expect("Failed to read line");

    if m.contains(&inp.trim()){
        println!("true");
    } else {
        println!("false");
    }
}