diff options
Diffstat (limited to 'vendor/clap-3.2.20/examples/tutorial_builder/02_app_settings.rs')
-rw-r--r-- | vendor/clap-3.2.20/examples/tutorial_builder/02_app_settings.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/vendor/clap-3.2.20/examples/tutorial_builder/02_app_settings.rs b/vendor/clap-3.2.20/examples/tutorial_builder/02_app_settings.rs new file mode 100644 index 000000000..5f374d7f0 --- /dev/null +++ b/vendor/clap-3.2.20/examples/tutorial_builder/02_app_settings.rs @@ -0,0 +1,19 @@ +use clap::{arg, command, AppSettings, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .global_setting(AppSettings::DeriveDisplayOrder) + .allow_negative_numbers(true) + .arg(arg!(--two <VALUE>).action(ArgAction::Set)) + .arg(arg!(--one <VALUE>).action(ArgAction::Set)) + .get_matches(); + + println!( + "two: {:?}", + matches.get_one::<String>("two").expect("required") + ); + println!( + "one: {:?}", + matches.get_one::<String>("one").expect("required") + ); +} |