Update upstream source from tag 'upstream/1.52.1+dfsg1'

[rustc.git] / vendor / structopt / examples / flatten.rs

diff --git a/vendor/structopt/examples/flatten.rs b/vendor/structopt/examples/flatten.rs
new file mode 100644 (file)
index 0000000..d51647f
--- /dev/null
+++ b/vendor/structopt/examples/flatten.rs
@@ -0,0 +1,29 @@
+//! How to use flattening.
+
+use structopt::StructOpt;
+
+#[derive(StructOpt, Debug)]
+struct Cmdline {
+    /// switch verbosity on
+    #[structopt(short)]
+    verbose: bool,
+
+    #[structopt(flatten)]
+    daemon_opts: DaemonOpts,
+}
+
+#[derive(StructOpt, Debug)]
+struct DaemonOpts {
+    /// daemon user
+    #[structopt(short)]
+    user: String,
+
+    /// daemon group
+    #[structopt(short)]
+    group: String,
+}
+
+fn main() {
+    let opt = Cmdline::from_args();
+    println!("{:?}", opt);
+}