mirror of
https://github.com/clap-rs/clap
synced 2024-12-13 14:22:34 +00:00
28 lines
508 B
Rust
28 lines
508 B
Rust
use clap::{ArgEnum, Parser};
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#[derive(Parser)]
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#[clap(author, version, about, long_about = None)]
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struct Cli {
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/// What mode to run the program in
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#[clap(arg_enum, value_parser)]
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mode: Mode,
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}
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#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, ArgEnum)]
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enum Mode {
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Fast,
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Slow,
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}
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fn main() {
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let cli = Cli::parse();
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match cli.mode {
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Mode::Fast => {
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println!("Hare");
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}
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Mode::Slow => {
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println!("Tortoise");
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}
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}
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}
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