//! How to assign some aliases to subcommands use structopt::clap::AppSettings; use structopt::StructOpt; #[derive(StructOpt, Debug)] // https://docs.rs/clap/2/clap/enum.AppSettings.html#variant.InferSubcommands #[structopt(setting = AppSettings::InferSubcommands)] enum Opt { // https://docs.rs/clap/2/clap/struct.App.html#method.alias #[structopt(alias = "foobar")] Foo, // https://docs.rs/clap/2/clap/struct.App.html#method.aliases #[structopt(aliases = &["baz", "fizz"])] Bar, } fn main() { let opt = Opt::from_args(); println!("{:?}", opt); }