extern crate curl;
use curl::easy::Easy;
use std::io::{stdout, Write};
fn main() -> Result<(), curl::Error> {
let mut curl = Easy::new();
curl.url("https://example.com/")?;
curl.write_function(|data| {
stdout().write_all(data).unwrap();
Ok(data.len())
})?;
curl.perform()?;
Ok(())
}