fn main() { let cmd = clap::Command::new("cargo") .bin_name("cargo") .styles(CLAP_STYLING) .subcommand_required(true) .subcommand( clap::command!("example").arg( clap::arg!(--"manifest-path" ) .value_parser(clap::value_parser!(std::path::PathBuf)), ), ); let matches = cmd.get_matches(); let matches = match matches.subcommand() { Some(("example", matches)) => matches, _ => unreachable!("clap should ensure we don't get here"), }; let manifest_path = matches.get_one::("manifest-path"); println!("{manifest_path:?}"); } // See also `clap_cargo::style::CLAP_STYLING` pub const CLAP_STYLING: clap::builder::styling::Styles = clap::builder::styling::Styles::styled() .header(clap_cargo::style::HEADER) .usage(clap_cargo::style::USAGE) .literal(clap_cargo::style::LITERAL) .placeholder(clap_cargo::style::PLACEHOLDER) .error(clap_cargo::style::ERROR) .valid(clap_cargo::style::VALID) .invalid(clap_cargo::style::INVALID);