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-rw-r--r--vendor/clap/examples/tutorial_builder/03_05_default_values.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_builder/03_05_default_values.rs b/vendor/clap/examples/tutorial_builder/03_05_default_values.rs
new file mode 100644
index 000000000..c68e87973
--- /dev/null
+++ b/vendor/clap/examples/tutorial_builder/03_05_default_values.rs
@@ -0,0 +1,16 @@
+// Note: this requires the `cargo` feature
+
+use clap::{arg, command};
+
+fn main() {
+ let matches = command!()
+ .arg(arg!([NAME]).default_value("alice"))
+ .get_matches();
+
+ println!(
+ "NAME: {:?}",
+ matches
+ .get_one::<String>("NAME")
+ .expect("default ensures there is always a value")
+ );
+}