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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /vendor/clap/examples/tutorial_builder/03_04_subcommands.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/clap/examples/tutorial_builder/03_04_subcommands.rs')
-rw-r--r-- | vendor/clap/examples/tutorial_builder/03_04_subcommands.rs | 24 |
1 files changed, 24 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 000000000..1dd1cbf09 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs @@ -0,0 +1,24 @@ +// Note: this requires the `cargo` feature + +use clap::{arg, command, Command}; + +fn main() { + let matches = command!() + .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`"), + } +} |