--- /dev/null
+//! How to append a postscript to the help message generated.
+
+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);
+}