25 lines
684 B
Rust
25 lines
684 B
Rust
use clap::Parser;
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#[derive(Parser)] // requires `derive` feature
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#[command(version, about, long_about = None)]
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struct Cli {
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#[arg(short = 'f')]
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eff: bool,
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#[arg(short = 'p', value_name = "PEAR")]
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pea: Option<String>,
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#[arg(last = true)]
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slop: Vec<String>,
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}
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fn main() {
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let args = Cli::parse();
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// This is what will happen with `myprog -f -p=bob -- sloppy slop slop`...
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println!("-f used: {:?}", args.eff); // -f used: true
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println!("-p's value: {:?}", args.pea); // -p's value: Some("bob")
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println!("'slops' values: {:?}", args.slop); // 'slops' values: Some(["sloppy", "slop", "slop"])
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// Continued program logic goes here...
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}
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