Import structopt-0.3.14

Change-Id: I03e7eaf9f442092701ce3175cb78c8ea2237f616
diff --git a/examples/gen_completions.rs b/examples/gen_completions.rs
new file mode 100644
index 0000000..4f35b07
--- /dev/null
+++ b/examples/gen_completions.rs
@@ -0,0 +1,26 @@
+// Copyright 2019-present structopt developers
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+use structopt::clap::Shell;
+use structopt::StructOpt;
+
+#[derive(StructOpt, Debug)]
+/// An example of how to generate bash completions with structopt.
+struct Opt {
+    #[structopt(short, long)]
+    /// Activate debug mode
+    debug: bool,
+}
+
+fn main() {
+    // generate `bash` completions in "target" directory
+    Opt::clap().gen_completions(env!("CARGO_PKG_NAME"), Shell::Bash, "target");
+
+    let opt = Opt::from_args();
+    println!("{:?}", opt);
+}