use structopt::StructOpt;
use uuid::Uuid;
#[derive(Debug, StructOpt)]
#[structopt(name = "UUID generator")]
struct GeneratorSettings {
#[structopt(short = "n", default_value = "1")]
uuid_count: usize,
}
fn main() {
let opt = GeneratorSettings::from_args();
let uuid = Uuid::new_v4();
for _ in 0..opt.uuid_count {
println!("{}", uuid);
}
}