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use clap::{arg, command, ArgAction};
fn main() {
let matches = command!() // requires `cargo` feature
.next_line_help(true)
.arg(arg!(--two <VALUE>).required(true).action(ArgAction::Set))
.arg(arg!(--one <VALUE>).required(true).action(ArgAction::Set))
.get_matches();
println!(
"two: {:?}",
matches.get_one::<String>("two").expect("required")
);
println!(
"one: {:?}",
matches.get_one::<String>("one").expect("required")
);
}