use std::io::Cursor;
use isahc::{Body, Request};
fn main() -> Result<(), isahc::Error> {
let weird_request = Request::head("http://download.opensuse.org/update/tumbleweed/repodata/repomd.xml")
.body(Body::from_reader(Cursor::new(b"")))?;
let error = isahc::send(weird_request).unwrap_err();
eprintln!("{}", error);
Ok(())
}