docs(examples): add some comments in the client example

2018-05-03 12:00:34 -07:00
parent a5d2c639f5
commit a16234fa26
2 changed files with 25 additions and 14 deletions
--- a/examples/echo.rs
+++ b/examples/echo.rs
@@ -0,0 +1,41 @@
+#![deny(warnings)]
+extern crate hyper;
+extern crate pretty_env_logger;
+
+use hyper::{Body, Method, Request, Response, Server, StatusCode};
+use hyper::service::service_fn_ok;
+use hyper::rt::Future;
+
+static INDEX: &'static [u8] = b"Try POST /echo";
+
+// Using service_fn_ok, we can convert this function into a `Service`.
+fn echo(req: Request<Body>) -> Response<Body> {
+   match (req.method(), req.uri().path()) {
+        (&Method::GET, "/") | (&Method::POST, "/") => {
+            Response::new(INDEX.into())
+        },
+        (&Method::POST, "/echo") => {
+            Response::new(req.into_body())
+        },
+        _ => {
+            let mut res = Response::new(Body::empty());
+            *res.status_mut() = StatusCode::NOT_FOUND;
+            res
+        }
+    }
+}
+
+
+fn main() {
+    pretty_env_logger::init();
+
+    let addr = ([127, 0, 0, 1], 1337).into();
+
+    let server = Server::bind(&addr)
+        .serve(|| service_fn_ok(echo))
+        .map_err(|e| eprintln!("server error: {}", e));
+
+    println!("Listening on http://{}", addr);
+
+    hyper::rt::run(server);
+}