use isahc::prelude::*;
use rayon::prelude::*;
use std::env;
use std::time::Instant;
fn main() -> Result<(), isahc::Error> {
let count = env::args()
.nth(1)
.and_then(|s| s.parse::<u32>().ok())
.unwrap_or(100);
let urls: Vec<String> = (0..count)
.map(|i| format!("https://httpbin.org/anything/{:03}", i))
.collect();
let client = HttpClient::new()?;
let start = Instant::now();
urls.par_iter()
.try_for_each(|url| {
let start = Instant::now();
let response = client.get(url)?;
let end = Instant::now();
println!(
"{}: {} in {:?}",
&url,
response.status(),
end.duration_since(start)
);
Ok(())
})
.map(|_| {
let end = Instant::now();
println!("Ran {} requests in {:?}", count, end.duration_since(start));
})
}