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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_derive/04_01_enum.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_derive/04_01_enum.rs')
-rw-r--r-- | vendor/clap/examples/tutorial_derive/04_01_enum.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_derive/04_01_enum.rs b/vendor/clap/examples/tutorial_derive/04_01_enum.rs new file mode 100644 index 000000000..84b4cace4 --- /dev/null +++ b/vendor/clap/examples/tutorial_derive/04_01_enum.rs @@ -0,0 +1,28 @@ +use clap::{ArgEnum, Parser}; + +#[derive(Parser)] +#[clap(author, version, about, long_about = None)] +struct Cli { + /// What mode to run the program in + #[clap(arg_enum, value_parser)] + mode: Mode, +} + +#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, ArgEnum)] +enum Mode { + Fast, + Slow, +} + +fn main() { + let cli = Cli::parse(); + + match cli.mode { + Mode::Fast => { + println!("Hare"); + } + Mode::Slow => { + println!("Tortoise"); + } + } +} |