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extern crate tokio_1 as tokio;
use backoff::future::retry;
use backoff::ExponentialBackoff;
async fn fetch_url(url: &str) -> Result<String, reqwest::Error> {
retry(ExponentialBackoff::default(), || async {
println!("Fetching {}", url);
Ok(reqwest::get(url).await?.text().await?)
})
.await
}
#[tokio::main]
async fn main() {
match fetch_url("https://www.rust-lang.org").await {
Ok(_) => println!("Successfully fetched"),
Err(err) => panic!("Failed to fetch: {}", err),
}
}
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