lookup your IP in rust

main.rs

mod rxx;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    let v = rxx::my_ip()?;

    println!("{}", v); // println!("{:#?}", v);
    Ok(())
}

rxx.rs

use std::collections::HashMap;

pub fn my_ip() -> Result<String, Box<dyn std::error::Error>>{
    let resp = reqwest::blocking::get("https://httpbin.org/ip")?
        .json::<HashMap<String, String>>()?;
    let res = resp.get("origin").unwrap();
    Ok(res.to_string())
}