diff options
Diffstat (limited to 'vendor/clap/examples/tutorial_builder/03_04_subcommands.rs')
-rw-r--r-- | vendor/clap/examples/tutorial_builder/03_04_subcommands.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs b/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs new file mode 100644 index 0000000..fbe2380 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs @@ -0,0 +1,22 @@ +use clap::{arg, command, Command}; + +fn main() { + let matches = command!() // requires `cargo` feature + .propagate_version(true) + .subcommand_required(true) + .arg_required_else_help(true) + .subcommand( + Command::new("add") + .about("Adds files to myapp") + .arg(arg!([NAME])), + ) + .get_matches(); + + match matches.subcommand() { + Some(("add", sub_matches)) => println!( + "'myapp add' was used, name is: {:?}", + sub_matches.get_one::<String>("NAME") + ), + _ => unreachable!("Exhausted list of subcommands and subcommand_required prevents `None`"), + } +} |