clap-port-flag

Easily add a --port flag to CLIs using Structopt.

• Documentation
• Crates.io

Usage

```rust extern crate clapportflag;

[macro_use] extern crate structopt;

use structopt::StructOpt; use clapportflag::Port;

[derive(Debug, StructOpt)]

struct Cli { #[structopt(flatten)] port: Port, }

fn main() { let args = Cli::fromargs(); let _tcplistener = args.port.bind().unwrap(); } ```

Installation

sh $ cargo add clap-port-flag

Further Reading

• WhatWG URL spec
• nodejs.org/api/url

Acknowledgements

The original version of this crate was sketched out by @TeXitoi in rust-lang-nursery/cli-wg#37.

License

MIT OR Apache-2.0