clap/examples/basic.rs
Guillaume Pinot 1383d64d10 correct typo
2018-02-10 20:57:33 +01:00

53 lines
1.4 KiB
Rust

// Copyright (c) 2017 Guillaume Pinot <texitoi(a)texitoi.eu>
//
// This work is free. You can redistribute it and/or modify it under
// the terms of the Do What The Fuck You Want To Public License,
// Version 2, as published by Sam Hocevar. See the COPYING file for
// more details.
#[macro_use]
extern crate structopt;
use std::path::PathBuf;
use structopt::StructOpt;
/// A basic example
#[derive(StructOpt, Debug)]
#[structopt(name = "basic")]
struct Opt {
// A flag, true if used in the command line. Note doc comment will
// be used for the help message of the flag.
/// Activate debug mode
#[structopt(short = "d", long = "debug")]
debug: bool,
// The number of occurences of the `v/verbose` flag
/// Verbose mode (-v, -vv, -vvv, etc.)
#[structopt(short = "v", long = "verbose", parse(from_occurrences))]
verbose: u8,
/// Set speed
#[structopt(short = "s", long = "speed", default_value = "42")]
speed: f64,
/// Output file
#[structopt(short = "o", long = "output", parse(from_os_str))]
output: PathBuf,
/// Number of cars
#[structopt(short = "c", long = "nb-cars")]
nb_cars: Option<i32>,
/// admin_level to consider
#[structopt(short = "l", long = "level")]
level: Vec<String>,
/// Files to process
#[structopt(name = "FILE", parse(from_os_str))]
files: Vec<PathBuf>,
}
fn main() {
let opt = Opt::from_args();
println!("{:?}", opt);
}