vendor/clap/examples/tutorial_derive/03_01_flag_count.rs

   1 use clap::Parser;
   2
   3 #[derive(Parser)]
   4 #[clap(author, version, about, long_about = None)]
   5 struct Cli {
   6     #[clap(short, long, action = clap::ArgAction::Count)]
   7     verbose: u8,
   8 }
   9
  10 fn main() {
  11     let cli = Cli::parse();
  12
  13     println!("verbose: {:?}", cli.verbose);
  14 }