uuid-generate 0.1.4

UUID generator
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use itertools::Itertools;
use structopt::StructOpt;
use uuid::Uuid;

#[derive(Debug, StructOpt)]
#[structopt(name = "UUID generator")]
struct GeneratorSettings {
    /// Number of UUIDs to generate
    #[structopt(short = "n", default_value = "1")]
    uuid_count: usize,
    /// Delimiter (if n > 1)
    #[structopt(short = "d", default_value = ",")]
    delimiter: String,
}
fn main() {
    let opt = GeneratorSettings::from_args();

    let uuids = (0..opt.uuid_count).map(|_| Uuid::new_v4());
    print!("{}", uuids.into_iter().join(&opt.delimiter))
}