Merging upstream version 1.66.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 30 insertions, 0 deletions

diff --git a/vendor/clap-3.2.20/examples/tutorial_derive/03_04_subcommands.rs b/vendor/clap-3.2.20/examples/tutorial_derive/03_04_subcommands.rs
new file mode 100644
index 000000000..62a45a97e
--- /dev/null
+++ b/vendor/clap-3.2.20/examples/tutorial_derive/03_04_subcommands.rs
@@ -0,0 +1,30 @@
+use clap::{Parser, Subcommand};
+
+#[derive(Parser)]
+#[clap(author, version, about, long_about = None)]
+#[clap(propagate_version = true)]
+struct Cli {
+    #[clap(subcommand)]
+    command: Commands,
+}
+
+#[derive(Subcommand)]
+enum Commands {
+    /// Adds files to myapp
+    Add {
+        #[clap(value_parser)]
+        name: Option<String>,
+    },
+}
+
+fn main() {
+    let cli = Cli::parse();
+
+    // You can check for the existence of subcommands, and if found use their
+    // matches just as you would the top level cmd
+    match &cli.command {
+        Commands::Add { name } => {
+            println!("'myapp add' was used, name is: {:?}", name)
+        }
+    }
+}