vendor/clap_complete/examples/dynamic.rs

   1 use clap::FromArgMatches;
   2 use clap::Subcommand;
   3
   4 fn command() -> clap::Command {
   5     let cmd = clap::Command::new("dynamic")
   6         .arg(
   7             clap::Arg::new("input")
   8                 .long("input")
   9                 .short('i')
  10                 .value_hint(clap::ValueHint::FilePath),
  11         )
  12         .arg(
  13             clap::Arg::new("format")
  14                 .long("format")
  15                 .short('F')
  16                 .value_parser(["json", "yaml", "toml"]),
  17         )
  18         .args_conflicts_with_subcommands(true);
  19     clap_complete::dynamic::bash::CompleteCommand::augment_subcommands(cmd)
  20 }
  21
  22 fn main() {
  23     let cmd = command();
  24     let matches = cmd.get_matches();
  25     if let Ok(completions) =
  26         clap_complete::dynamic::bash::CompleteCommand::from_arg_matches(&matches)
  27     {
  28         completions.complete(&mut command());
  29     } else {
  30         println!("{:#?}", matches);
  31     }
  32 }
  33
  34 #[test]
  35 fn verify_cli() {
  36     command().debug_assert();
  37 }