moves individual examples to pub mods to force building and have less dead_code

examples/middleware/src/default_headers.rs

@@ -1,7 +1,7 @@
 // <default-headers>
 use actix_web::{http, middleware, web, App, HttpResponse};
 
-fn main() {
+pub fn main() {
     App::new()
         .wrap(middleware::DefaultHeaders::new().header("X-Version", "0.2"))
         .service(

examples/middleware/src/errorhandler.rs

@@ -10,7 +10,7 @@ fn render_500<B>(mut res: dev::ServiceResponse<B>) -> Result<ErrorHandlerRespons
     Ok(ErrorHandlerResponse::Response(res))
 }
 
-fn main() {
+pub fn main() {
     App::new()
         .wrap(
             ErrorHandlers::new()

examples/middleware/src/logger.rs

@@ -3,7 +3,7 @@ use actix_web::middleware::Logger;
 use actix_web::App;
 use env_logger;
 
-fn main() {
+pub fn main() {
     std::env::set_var("RUST_LOG", "actix_web=info");
     env_logger::init();
 

examples/middleware/src/main.rs

@@ -1,7 +1,7 @@
-mod default_headers;
-mod errorhandler;
-mod logger;
-mod user_sessions;
+pub mod default_headers;
+pub mod errorhandler;
+pub mod logger;
+pub mod user_sessions;
 // <main>
 use actix_service::{Service, Transform};
 use actix_web::{dev::ServiceRequest, dev::ServiceResponse, web, App, Error};

examples/middleware/src/user_sessions.rs

@@ -19,7 +19,7 @@ fn index(session: Session, req: HttpRequest) -> Result<&'static str> {
     Ok("welcome!")
 }
 
-fn main() -> std::io::Result<()> {
+pub fn main() -> std::io::Result<()> {
     std::env::set_var("RUST_LOG", "actix_web=info");
     env_logger::init();