Update ureq example to version 3 of the ureq crate.

Cargo.toml

@@ -61,7 +61,7 @@ bytesize = "1.2.0"
 cap = { version = "0.1.2", features = ["stats"] }
 is_ci = "1.1.1"
 tempfile = "3.5.0"
-ureq = { version = "2.8.0", features = ["http-crate"] }
+ureq = "3.0"
 reqwest = { version = "0.12", features = ["blocking", "gzip"] }
 serial_test = "3.1.1"
 parking_lot = "0.12.1"

examples/list_recent_versions.rs

@@ -77,16 +77,15 @@ fn names(name: &str) -> Result<impl Iterator<Item = String>, Box<dyn Error>> {
 /// Create a request to the sparse `index` and parse the response with the side-effect of yielding
 /// the desired crate and updating the local cache.
 fn update_cache(name: &str, index: &SparseIndex) -> Result<Option<Crate>, Box<dyn Error>> {
-    let request: ureq::Request = index.make_cache_request(name)?.try_into()?;
+    let request = index
+        .make_cache_request(name)?
+        .version(ureq::http::Version::HTTP_11)
+        .body(())?;
 
-    let response: http::Response<String> = match request.call() {
-        Ok(response) => response.into(),
-        Err(_) => return Ok(None),
-    };
-
-    let (parts, body) = response.into_parts();
-    let response = http::Response::from_parts(parts, body.into_bytes());
+    let response = ureq::run(request)?;
 
+    let (parts, mut body) = response.into_parts();
+    let response = http::Response::from_parts(parts, body.read_to_vec()?);
     Ok(index.parse_cache_response(name, response, true)?)
 }
 

examples/sparse_http_ureq.rs

@@ -1,9 +1,5 @@
 use crates_index::SparseIndex;
-use std::io;
 
-///
-/// **important**:<br>
-/// dont forget to enable the **http-interop** feature of **ureq**
 ///
 /// command to run:<br>
 /// cargo run --example sparse_http_ureq -F sparse
@@ -31,12 +27,17 @@ fn print_crate(index: &mut SparseIndex) {
 }
 
 fn update(index: &mut SparseIndex) {
-    let request: ureq::Request = index.make_cache_request(CRATE_TO_FETCH).unwrap().try_into().unwrap();
-
-    let response = request
-        .call()
-        .map_err(|_e| io::Error::new(io::ErrorKind::InvalidInput, "connection error"))
+    // ureq doesn't support HTTP/2, so we have to set the version to HTTP/1.1
+    let request = index
+        .make_cache_request(CRATE_TO_FETCH)
+        .unwrap()
+        .version(ureq::http::Version::HTTP_11)
+        .body(())
         .unwrap();
 
-    index.parse_cache_response(CRATE_TO_FETCH, response.into(), true).unwrap();
+    let response = ureq::run(request).unwrap();
+
+    let (parts, mut body) = response.into_parts();
+    let response = http::Response::from_parts(parts, body.read_to_vec().unwrap());
+    index.parse_cache_response(CRATE_TO_FETCH, response, true).unwrap();
 }