Final fixes before requesting review.

examples/url-dispatch/src/guard.rs

@@ -1,7 +1,5 @@
 // <guard>
-use actix_web::{
-    dev::RequestHead, guard::Guard, http, web, App, HttpResponse, HttpServer,
-};
+use actix_web::{dev::RequestHead, guard::Guard, http, HttpResponse};
 
 struct ContentTypeHeader;
 
@@ -12,6 +10,8 @@ impl Guard for ContentTypeHeader {
 }
 
 pub fn main() {
+    use actix_web::{web, App, HttpServer};
+
     HttpServer::new(|| {
         App::new().route(
             "/",

examples/url-dispatch/src/minfo.rs

@@ -1,5 +1,5 @@
 // <minfo>
-use actix_web::{web, App, HttpRequest, Result};
+use actix_web::{HttpRequest, HttpResponse, Result};
 
 fn index(req: HttpRequest) -> Result<String> {
     let v1: u8 = req.match_info().get("v1").unwrap().parse().unwrap();
@@ -9,12 +9,12 @@ fn index(req: HttpRequest) -> Result<String> {
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{web, App, HttpServer};
 
     HttpServer::new(|| {
         App::new()
             .route("/a/{v1}/{v2}/", web::get().to(index))
-            .route("", web::get().to(|| actix_web::HttpResponse::Ok()))
+            .route("", web::get().to(|| HttpResponse::Ok()))
     })
     .bind("127.0.0.1:8088")
     .unwrap()

examples/url-dispatch/src/norm.rs

@@ -1,12 +1,12 @@
 // <norm>
-use actix_web::{middleware, web, App, HttpResponse};
+use actix_web::{middleware, HttpResponse};
 
 fn index() -> HttpResponse {
     HttpResponse::Ok().body("Hello")
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{web, App, HttpServer};
 
     HttpServer::new(|| {
         App::new()

examples/url-dispatch/src/norm2.rs

@@ -1,3 +1,9 @@
+use actix_web::HttpResponse;
+
+fn index() -> HttpResponse {
+    HttpResponse::Ok().body("Hello")
+}
+
 // <norm>
 use actix_web::{http::Method, middleware, web, App, HttpServer};
 
@@ -14,9 +20,3 @@ pub fn main() {
     .unwrap();
 }
 // </norm>
-
-use actix_web::HttpResponse;
-
-fn index() -> HttpResponse {
-    HttpResponse::Ok().body("Hello")
-}

examples/url-dispatch/src/path.rs

@@ -1,12 +1,12 @@
 // <path>
-use actix_web::{web, App, Result};
+use actix_web::{web, Result};
 
 fn index(info: web::Path<(String, u32)>) -> Result<String> {
     Ok(format!("Welcome {}! id: {}", info.0, info.1))
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{App, HttpServer};
 
     HttpServer::new(|| {
         App::new().route(

examples/url-dispatch/src/path2.rs

@@ -1,5 +1,5 @@
 // <path>
-use actix_web::{web, App, Result};
+use actix_web::{web, Result};
 use serde::Deserialize;
 
 #[derive(Deserialize)]
@@ -13,7 +13,7 @@ fn index(info: web::Path<Info>) -> Result<String> {
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{App, HttpServer};
 
     HttpServer::new(|| {
         App::new().route(

examples/url-dispatch/src/pbuf.rs

@@ -1,5 +1,5 @@
 // <pbuf>
-use actix_web::{web, App, HttpRequest, Result};
+use actix_web::{HttpRequest, Result};
 use std::path::PathBuf;
 
 fn index(req: HttpRequest) -> Result<String> {
@@ -8,7 +8,7 @@ fn index(req: HttpRequest) -> Result<String> {
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{web, App, HttpServer};
 
     HttpServer::new(|| App::new().route(r"/a/{tail:.*}", web::get().to(index)))
         .bind("127.0.0.1:8088")

examples/url-dispatch/src/scope.rs

@@ -5,8 +5,8 @@ fn show_users() -> HttpResponse {
     HttpResponse::Ok().body("Show users")
 }
 
-fn user_detail(_path: web::Path<(u32,)>) -> HttpResponse {
-    HttpResponse::Ok().body("User detail")
+fn user_detail(path: web::Path<(u32,)>) -> HttpResponse {
+    HttpResponse::Ok().body(format!("User detail: {}", path.0))
 }
 
 pub fn main() {

examples/url-dispatch/src/url_ext.rs

@@ -1,5 +1,5 @@
 // <ext>
-use actix_web::{web, App, HttpRequest, Responder};
+use actix_web::{HttpRequest, Responder};
 
 fn index(req: HttpRequest) -> impl Responder {
     let url = req.url_for("youtube", &["oHg5SJYRHA0"]).unwrap();
@@ -9,7 +9,7 @@ fn index(req: HttpRequest) -> impl Responder {
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{web, App, HttpServer};
 
     HttpServer::new(|| {
         App::new()

examples/url-dispatch/src/urls.rs

@@ -1,5 +1,5 @@
 // <url>
-use actix_web::{guard, http::header, web, App, HttpRequest, HttpResponse, Result};
+use actix_web::{guard, http::header, HttpRequest, HttpResponse, Result};
 
 fn index(req: HttpRequest) -> Result<HttpResponse> {
     let url = req.url_for("foo", &["1", "2", "3"])?; // <- generate url for "foo" resource
@@ -10,7 +10,7 @@ fn index(req: HttpRequest) -> Result<HttpResponse> {
 }
 
 pub fn main() {
-    use actix_web::HttpServer;
+    use actix_web::{web, App, HttpServer};
 
     HttpServer::new(|| {
         App::new()