You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
16 lines
308 B
16 lines
308 B
//! How to require presence of at least N values,
|
|
//! like `val1 val2 ... valN ... valM`.
|
|
|
|
use structopt::StructOpt;
|
|
|
|
#[derive(StructOpt, Debug)]
|
|
struct Opt {
|
|
#[structopt(required = true, min_values = 2)]
|
|
foos: Vec<String>,
|
|
}
|
|
|
|
fn main() {
|
|
let opt = Opt::from_args();
|
|
println!("{:?}", opt);
|
|
}
|