clap/examples/tutorial_derive/03_04_subcommands_alt.rs

32 lines
660 B
Rust

use clap::{Parser, Subcommand, Args};
#[derive(Parser)]
#[clap(author, version, about, long_about = None)]
#[clap(propagate_version = true)]
struct Cli {
#[clap(subcommand)]
command: Commands,
}
#[derive(Subcommand)]
enum Commands {
/// Adds files to myapp
Add(Add),
}
#[derive(Args)]
struct Add {
name: Option<String>
}
fn main() {
let cli = Cli::parse();
// You can check for the existence of subcommands, and if found use their
// matches just as you would the top level cmd
match &cli.command {
Commands::Add { name } => {
println!("'myapp add' was used, name is: {:?}", name)
}
}
}