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//! How to append a postscript to the help message generated.
//!
//! Running this example with --help prints this message:
//! -----------------------------------------------------
//! structopt 0.3.25
//! I am a program and I do things.
//!
//! Sometimes they even work.
//!
//! USAGE:
//! after_help [FLAGS]
//!
//! FLAGS:
//! -d
//! Release the dragon
//!
//! -h, --help
//! Prints help information
//!
//! -V, --version
//! Prints version information
//!
//!
//! Beware `-d`, dragons be here
//! -----------------------------------------------------
use structopt::StructOpt;
/// I am a program and I do things.
///
/// Sometimes they even work.
#[derive(StructOpt, Debug)]
#[structopt(after_help = "Beware `-d`, dragons be here")]
struct Opt {
/// Release the dragon.
#[structopt(short)]
dragon: bool,
}
fn main() {
let opt = Opt::from_args();
println!("{:?}", opt);
}
|
