| use clap::{arg, command, Command}; |
| |
| fn main() { |
| let matches = command!() // requires `cargo` feature |
| .propagate_version(true) |
| .subcommand_required(true) |
| .arg_required_else_help(true) |
| .subcommand( |
| Command::new("add") |
| .about("Adds files to myapp") |
| .arg(arg!([NAME])), |
| ) |
| .get_matches(); |
| |
| match matches.subcommand() { |
| Some(("add", sub_matches)) => println!( |
| "'myapp add' was used, name is: {:?}", |
| sub_matches.get_one::<String>("NAME") |
| ), |
| _ => unreachable!("Exhausted list of subcommands and subcommand_required prevents `None`"), |
| } |
| } |
