mirror of
https://github.com/clap-rs/clap
synced 2024-12-15 15:22:30 +00:00
60 lines
1.7 KiB
Rust
60 lines
1.7 KiB
Rust
// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu>,
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// Kevin Knapp (@kbknapp) <kbknapp@gmail.com>, and
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// Andrew Hobden (@hoverbear) <andrew@hoverbear.org>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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//
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// This work was derived from Structopt (https://github.com/TeXitoi/structopt)
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// commit#ea76fa1b1b273e65e3b0b1046643715b49bec51f which is licensed under the
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// MIT/Apache 2.0 license.
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#[macro_use]
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extern crate clap;
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use clap::Clap;
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use std::path::PathBuf;
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/// A basic example
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#[derive(Clap, Debug)]
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#[clap(name = "basic")]
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struct Opt {
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// A flag, true if used in the command line. Note doc comment will
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// be used for the help message of the flag.
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/// Activate debug mode
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#[clap(short = "d", long = "debug")]
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debug: bool,
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// The number of occurences of the `v/verbose` flag
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/// Verbose mode (-v, -vv, -vvv, etc.)
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#[clap(short = "v", long = "verbose", parse(from_occurrences))]
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verbose: u8,
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/// Set speed
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#[clap(short = "s", long = "speed", default_value = "42")]
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speed: f64,
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/// Output file
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#[clap(short = "o", long = "output", parse(from_os_str))]
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output: PathBuf,
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/// Number of cars
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#[clap(short = "c", long = "nb-cars")]
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nb_cars: Option<i32>,
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/// admin_level to consider
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#[clap(short = "l", long = "level")]
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level: Vec<String>,
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/// Files to process
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#[clap(name = "FILE", parse(from_os_str))]
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files: Vec<PathBuf>,
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}
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fn main() {
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let opt = Opt::parse();
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println!("{:?}", opt);
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}
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