clap/tests/derive_ui/default_value_t_invalid.rs
2023-05-04 15:58:04 -04:00

21 lines
574 B
Rust

// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use clap::Parser;
#[derive(Parser, Debug)]
#[command(name = "basic")]
struct Opt {
#[arg(default_value_t = -10)]
value: u32,
}
fn main() {
let opt = Opt::parse();
println!("{opt:?}");
}