| Matthew Maurer | 32e7669 | 2020-06-02 11:15:15 -0700 | [diff] [blame] | 1 | //! How to append a postscript to the help message generated. |
| 2 | |||||
| 3 | use structopt::StructOpt; | ||||
| 4 | |||||
| 5 | /// I am a program and I do things. | ||||
| 6 | /// | ||||
| 7 | /// Sometimes they even work. | ||||
| 8 | #[derive(StructOpt, Debug)] | ||||
| 9 | #[structopt(after_help = "Beware `-d`, dragons be here")] | ||||
| 10 | struct Opt { | ||||
| 11 | /// Release the dragon. | ||||
| 12 | #[structopt(short)] | ||||
| 13 | dragon: bool, | ||||
| 14 | } | ||||
| 15 | |||||
| 16 | fn main() { | ||||
| 17 | let opt = Opt::from_args(); | ||||
| 18 | println!("{:?}", opt); | ||||
| 19 | } | ||||