Add 302 redirect helper (#890)

src/redirect.rs

@@ -28,6 +28,22 @@ pub fn redirect(uri: impl AsLocation) -> impl Reply {
     )
 }
 
+/// A simple `302` found redirect to a different location
+///
+/// # Example
+///
+/// ```
+/// use warp::{http::Uri, Filter};
+///
+/// let route = warp::path("v1")
+///     .map(|| {
+///         warp::redirect::found(Uri::from_static("/v2"))
+///     });
+/// ```
+pub fn found(uri: impl AsLocation) -> impl Reply {
+    reply::with_header(StatusCode::FOUND, header::LOCATION, uri.header_value())
+}
+
 /// A simple `303` redirect to a different location.
 ///
 /// The HTTP method of the request to the new location will always be `GET`.

tests/redirect.rs

@@ -12,6 +12,17 @@ async fn redirect_uri() {
     assert_eq!(resp.headers()["location"], "/over-there");
 }
 
+#[tokio::test]
+async fn redirect_found_uri() {
+    let over_there = warp::any().map(|| warp::redirect::found(Uri::from_static("/over-there")));
+
+    let req = warp::test::request();
+    let resp = req.reply(&over_there).await;
+
+    assert_eq!(resp.status(), 302);
+    assert_eq!(resp.headers()["location"], "/over-there");
+}
+
 #[tokio::test]
 async fn redirect_see_other_uri() {
     let over_there = warp::any().map(|| warp::redirect::see_other(Uri::from_static("/over-there")));