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#
escaped_positional_derive/
escaped-positional-derive.rs

    1use clap::Parser;
    2
    3#[derive(Parser)] // requires `derive` feature
    4#[command(version, about, long_about = None)]
    5struct Cli {
    6    #[arg(short = 'f')]
    7    eff: bool,
    8
    9    #[arg(short = 'p', value_name = "PEAR")]
    10    pea: Option<String>,
    11
    12    #[arg(last = true)]
    13    slop: Vec<String>,
    14}
    15
    16fn main() {
    17    let args = Cli::parse();
    18
    19    // This is what will happen with `myprog -f -p=bob -- sloppy slop slop`...
    20    println!("-f used: {:?}", args.eff); // -f used: true
    21    println!("-p's value: {:?}", args.pea); // -p's value: Some("bob")
    22    println!("'slops' values: {:?}", args.slop); // 'slops' values: Some(["sloppy", "slop", "slop"])
    23
    24    // Continued program logic goes here...
    25}