1 | use clap::Parser; |
2 | |
3 | #[derive(Parser)] // requires `derive` feature |
4 | #[command(author, version, about, long_about = None)] |
5 | struct Cli { |
6 | #[arg(short = 'f' )] |
7 | eff: bool, |
8 | |
9 | #[arg(short = 'p' , value_name = "PEAR" )] |
10 | pea: Option<String>, |
11 | |
12 | #[arg(last = true)] |
13 | slop: Vec<String>, |
14 | } |
15 | |
16 | fn main() { |
17 | let args = Cli::parse(); |
18 | |
19 | // This is what will happen with `myprog -f -p=bob -- sloppy slop slop`... |
20 | println!("-f used: {:?}" , args.eff); // -f used: true |
21 | println!("-p's value: {:?}" , args.pea); // -p's value: Some("bob") |
22 | println!("'slops' values: {:?}" , args.slop); // 'slops' values: Some(["sloppy", "slop", "slop"]) |
23 | |
24 | // Continued program logic goes here... |
25 | } |
26 | |