clap/examples/escaped-positional-derive.rs
2022-05-20 20:02:23 -05:00

27 lines
736 B
Rust

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