netspeed-cli 0.10.3

Command-line interface for testing internet bandwidth using speedtest.net
Documentation 
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use clap::CommandFactory;
use clap_complete::{Shell, generate_to};
use std::env;
use std::fs;
use std::path::Path;

// Include CLI args (which pulls in shared validation via its own include!)
include!("src/cli.rs");

fn main() -> std::io::Result<()> {
    // Skip file generation on docs.rs (read-only filesystem)
    if env::var("DOCS_RS").is_ok() {
        return Ok(());
    }

    // Create completions directory
    let out_dir = Path::new("completions");
    fs::create_dir_all(out_dir)?;

    // Generate shell completions
    let mut cmd = Args::command();

    generate_to(Shell::Bash, &mut cmd, "netspeed-cli", out_dir)?;
    generate_to(Shell::Zsh, &mut cmd, "netspeed-cli", out_dir)?;
    generate_to(Shell::Fish, &mut cmd, "netspeed-cli", out_dir)?;
    generate_to(Shell::PowerShell, &mut cmd, "netspeed-cli", out_dir)?;
    generate_to(Shell::Elvish, &mut cmd, "netspeed-cli", out_dir)?;

    // Generate man page
    let man_dir = Path::new(".");
    fs::create_dir_all(man_dir)?;

    let man = clap_mangen::Man::new(cmd);
    let mut buffer: Vec<u8> = Vec::new();
    man.render(&mut buffer)?;

    fs::write(man_dir.join("netspeed-cli.1"), buffer)?;

    println!("cargo:rerun-if-changed=src/cli.rs");
    println!("cargo:rerun-if-changed=Cargo.toml");

    Ok(())
}