prep actix-web release

* Add support for downcasting response errors

* Added test for error casting

CHANGES.md

@@ -1,5 +1,19 @@
 # Changes
 
+## [1.0.5] - 2019-07-18
+
+### Added
+
+* Unix domain sockets (HttpServer::bind_uds) #92
+
+* Actix now logs errors resulting in "internal server error" responses always, with the `error`
+  logging level
+
+### Fixed
+
+* Restored logging of errors through the `Logger` middleware
+
+
 ## [1.0.4] - 2019-07-17
 
 ### Added

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "actix-web"
-version = "1.0.4"
+version = "1.0.5"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Actix web is a simple, pragmatic and extremely fast web framework for Rust."
 readme = "README.md"
@@ -16,7 +16,7 @@ exclude = [".gitignore", ".travis.yml", ".cargo/config", "appveyor.yml"]
 edition = "2018"
 
 [package.metadata.docs.rs]
-features = ["ssl", "brotli", "flate2-zlib", "secure-cookies", "client", "rust-tls"]
+features = ["ssl", "brotli", "flate2-zlib", "secure-cookies", "client", "rust-tls", "uds"]
 
 [badges]
 travis-ci = { repository = "actix/actix-web", branch = "master" }
@@ -68,6 +68,9 @@ ssl = ["openssl", "actix-server/ssl", "awc/ssl"]
 # rustls
 rust-tls = ["rustls", "actix-server/rust-tls"]
 
+# unix domain sockets support
+uds = ["actix-server/uds"]
+
 [dependencies]
 actix-codec = "0.1.2"
 actix-service = "0.4.1"
@@ -75,11 +78,11 @@ actix-utils = "0.4.4"
 actix-router = "0.1.5"
 actix-rt = "0.2.4"
 actix-web-codegen = "0.1.2"
-actix-http = "0.2.5"
+actix-http = "0.2.7"
-actix-server = "0.5.1"
+actix-server = "0.6.0"
-actix-server-config = "0.1.1"
+actix-server-config = "0.1.2"
 actix-threadpool = "0.1.1"
-awc = { version = "0.2.1", optional = true }
+awc = { version = "0.2.2", optional = true }
 
 bytes = "0.4"
 derive_more = "0.15.0"
@@ -89,7 +92,7 @@ hashbrown = "0.5.0"
 log = "0.4"
 mime = "0.3"
 net2 = "0.2.33"
-parking_lot = "0.8"
+parking_lot = "0.9"
 regex = "1.0"
 serde = { version = "1.0", features=["derive"] }
 serde_json = "1.0"
@@ -104,7 +107,7 @@ rustls = { version = "0.15", optional = true }
 [dev-dependencies]
 actix = { version = "0.8.3" }
 actix-http = { version = "0.2.5", features=["ssl", "brotli", "flate2-zlib"] }
-actix-http-test = { version = "0.2.2", features=["ssl"] }
+actix-http-test = { version = "0.2.4", features=["ssl"] }
 rand = "0.7"
 env_logger = "0.6"
 serde_derive = "1.0"

actix-cors/src/lib.rs

@@ -1,3 +1,4 @@
+#![allow(clippy::borrow_interior_mutable_const, clippy::type_complexity)]
 //! Cross-origin resource sharing (CORS) for Actix applications
 //!
 //! CORS middleware could be used with application and with resource.
@@ -162,6 +163,7 @@ impl<T> AllOrSome<T> {
 ///     .max_age(3600);
 /// # }
 /// ```
+#[derive(Default)]
 pub struct Cors {
     cors: Option<Inner>,
     methods: bool,
@@ -585,10 +587,10 @@ impl Inner {
             }
             Err(CorsError::BadOrigin)
         } else {
-            return match self.origins {
+            match self.origins {
                 AllOrSome::All => Ok(()),
                 _ => Err(CorsError::MissingOrigin),
-            };
+            }
         }
     }
 
@@ -663,7 +665,7 @@ impl Inner {
                     }
                     Err(CorsError::BadRequestHeaders)
                 } else {
-                    return Ok(());
+                    Ok(())
                 }
             }
         }

actix-files/src/lib.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::borrow_interior_mutable_const, clippy::type_complexity)]
+
 //! Static files support
 use std::cell::RefCell;
 use std::fmt::Write;
@@ -57,7 +59,7 @@ pub struct ChunkedReadFile {
 fn handle_error(err: BlockingError<io::Error>) -> Error {
     match err {
         BlockingError::Error(err) => err.into(),
-        BlockingError::Canceled => ErrorInternalServerError("Unexpected error").into(),
+        BlockingError::Canceled => ErrorInternalServerError("Unexpected error"),
     }
 }
 
@@ -105,7 +107,7 @@ impl Stream for ChunkedReadFile {
 }
 
 type DirectoryRenderer =
-    Fn(&Directory, &HttpRequest) -> Result<ServiceResponse, io::Error>;
+    dyn Fn(&Directory, &HttpRequest) -> Result<ServiceResponse, io::Error>;
 
 /// A directory; responds with the generated directory listing.
 #[derive(Debug)]
@@ -209,7 +211,7 @@ fn directory_listing(
     ))
 }
 
-type MimeOverride = Fn(&mime::Name) -> DispositionType;
+type MimeOverride = dyn Fn(&mime::Name) -> DispositionType;
 
 /// Static files handling
 ///
@@ -473,7 +475,7 @@ impl Service for FilesService {
                             Err(e) => ServiceResponse::from_err(e, req),
                         }))
                     }
-                    Err(e) => return self.handle_err(e, req),
+                    Err(e) => self.handle_err(e, req),
                 }
             } else if self.show_index {
                 let dir = Directory::new(self.directory.clone(), path);
@@ -481,7 +483,7 @@ impl Service for FilesService {
                 let x = (self.renderer)(&dir, &req);
                 match x {
                     Ok(resp) => Either::A(ok(resp)),
-                    Err(e) => return Either::A(ok(ServiceResponse::from_err(e, req))),
+                    Err(e) => Either::A(ok(ServiceResponse::from_err(e, req))),
                 }
             } else {
                 Either::A(ok(ServiceResponse::from_err(
@@ -855,7 +857,7 @@ mod tests {
 
     #[test]
     fn test_named_file_content_length_headers() {
-        use actix_web::body::{MessageBody, ResponseBody};
+        // use actix_web::body::{MessageBody, ResponseBody};
 
         let mut srv = test::init_service(
             App::new().service(Files::new("test", ".").index_file("tests/test.binary")),
@@ -866,7 +868,7 @@ mod tests {
             .uri("/t%65st/tests/test.binary")
             .header(header::RANGE, "bytes=10-20")
             .to_request();
-        let response = test::call_service(&mut srv, request);
+        let _response = test::call_service(&mut srv, request);
 
         // let contentlength = response
         //     .headers()
@@ -889,7 +891,7 @@ mod tests {
             .uri("/t%65st/tests/test.binary")
             // .no_default_headers()
             .to_request();
-        let response = test::call_service(&mut srv, request);
+        let _response = test::call_service(&mut srv, request);
 
         // let contentlength = response
         //     .headers()
@@ -937,7 +939,7 @@ mod tests {
             .method(Method::HEAD)
             .uri("/t%65st/tests/test.binary")
             .to_request();
-        let response = test::call_service(&mut srv, request);
+        let _response = test::call_service(&mut srv, request);
 
         // TODO: fix check
         // let contentlength = response

actix-files/src/named.rs

@@ -24,8 +24,8 @@ use crate::ChunkedReadFile;
 
 bitflags! {
     pub(crate) struct Flags: u32 {
-        const ETAG = 0b00000001;
+        const ETAG = 0b0000_0001;
-        const LAST_MD = 0b00000010;
+        const LAST_MD = 0b0000_0010;
     }
 }
 
@@ -311,8 +311,8 @@ impl Responder for NamedFile {
             return Ok(resp.streaming(reader));
         }
 
-        match req.method() {
+        match *req.method() {
-            &Method::HEAD | &Method::GET => (),
+            Method::HEAD | Method::GET => (),
             _ => {
                 return Ok(HttpResponse::MethodNotAllowed()
                     .header(header::CONTENT_TYPE, "text/plain")

actix-files/src/range.rs

@@ -5,7 +5,7 @@ pub struct HttpRange {
     pub length: u64,
 }
 
-static PREFIX: &'static str = "bytes=";
+static PREFIX: &str = "bytes=";
 const PREFIX_LEN: usize = 6;
 
 impl HttpRange {

actix-framed/Cargo.toml

@@ -26,13 +26,13 @@ actix-utils = "0.4.0"
 actix-router = "0.1.2"
 actix-rt = "0.2.2"
 actix-http = "0.2.0"
-actix-server-config = "0.1.1"
+actix-server-config = "0.1.2"
 
 bytes = "0.4"
 futures = "0.1.25"
 log = "0.4"
 
 [dev-dependencies]
-actix-server = { version = "0.5.0", features=["ssl"] }
+actix-server = { version = "0.6.0", features=["ssl"] }
 actix-connect = { version = "0.2.0", features=["ssl"] }
-actix-http-test = { version = "0.2.0", features=["ssl"] }
+actix-http-test = { version = "0.2.4", features=["ssl"] }

actix-framed/src/helpers.rs

@@ -3,7 +3,7 @@ use actix_service::{NewService, Service};
 use futures::{Future, Poll};
 
 pub(crate) type BoxedHttpService<Req> = Box<
-    Service<
+    dyn Service<
         Request = Req,
         Response = (),
         Error = Error,
@@ -12,7 +12,7 @@ pub(crate) type BoxedHttpService<Req> = Box<
 >;
 
 pub(crate) type BoxedHttpNewService<Req> = Box<
-    NewService<
+    dyn NewService<
         Config = (),
         Request = Req,
         Response = (),

actix-framed/src/lib.rs

@@ -1,3 +1,9 @@
+#![allow(
+    clippy::type_complexity,
+    clippy::new_without_default,
+    dead_code,
+    deprecated
+)]
 mod app;
 mod helpers;
 mod request;

actix-http/CHANGES.md

@@ -1,5 +1,12 @@
 # Changes
 
+## [0.2.7] - 2019-07-18
+
+### Added
+
+* Add support for downcasting response errors #986
+
+
 ## [0.2.6] - 2019-07-17
 
 ### Changed

actix-http/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "actix-http"
-version = "0.2.5"
+version = "0.2.7"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Actix http primitives"
 readme = "README.md"
@@ -48,7 +48,7 @@ actix-service = "0.4.1"
 actix-codec = "0.1.2"
 actix-connect = "0.2.1"
 actix-utils = "0.4.4"
-actix-server-config = "0.1.1"
+actix-server-config = "0.1.2"
 actix-threadpool = "0.1.1"
 
 base64 = "0.10"
@@ -97,9 +97,9 @@ chrono = "0.4.6"
 
 [dev-dependencies]
 actix-rt = "0.2.2"
-actix-server = { version = "0.5.0", features=["ssl"] }
+actix-server = { version = "0.6.0", features=["ssl"] }
 actix-connect = { version = "0.2.0", features=["ssl"] }
-actix-http-test = { version = "0.2.0", features=["ssl"] }
+actix-http-test = { version = "0.2.4", features=["ssl"] }
 env_logger = "0.6"
 serde_derive = "1.0"
 openssl = { version="0.10" }

actix-http/src/builder.rs

@@ -26,7 +26,7 @@ pub struct HttpServiceBuilder<T, S, X = ExpectHandler, U = UpgradeHandler<T>> {
     client_disconnect: u64,
     expect: X,
     upgrade: Option<U>,
-    on_connect: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, S)>,
 }
 

actix-http/src/client/connection.rs

@@ -130,7 +130,7 @@ where
 
     type TunnelFuture = Either<
         Box<
-            Future<
+            dyn Future<
                 Item = (ResponseHead, Framed<Self::Io, ClientCodec>),
                 Error = SendRequestError,
             >,
@@ -192,7 +192,7 @@ where
     }
 
     type TunnelFuture = Box<
-        Future<
+        dyn Future<
             Item = (ResponseHead, Framed<Self::Io, ClientCodec>),
             Error = SendRequestError,
         >,

actix-http/src/config.rs

@@ -162,16 +162,21 @@ impl ServiceConfig {
     pub fn set_date(&self, dst: &mut BytesMut) {
         let mut buf: [u8; 39] = [0; 39];
         buf[..6].copy_from_slice(b"date: ");
-        buf[6..35].copy_from_slice(&self.0.timer.date().bytes);
+        self.0
+            .timer
+            .set_date(|date| buf[6..35].copy_from_slice(&date.bytes));
         buf[35..].copy_from_slice(b"\r\n\r\n");
         dst.extend_from_slice(&buf);
     }
 
     pub(crate) fn set_date_header(&self, dst: &mut BytesMut) {
-        dst.extend_from_slice(&self.0.timer.date().bytes);
+        self.0
+            .timer
+            .set_date(|date| dst.extend_from_slice(&date.bytes));
     }
 }
 
+#[derive(Copy, Clone)]
 struct Date {
     bytes: [u8; DATE_VALUE_LENGTH],
     pos: usize,
@@ -215,10 +220,6 @@ impl DateServiceInner {
         }
     }
 
-    fn get_ref(&self) -> &Option<(Date, Instant)> {
-        unsafe { &*self.current.get() }
-    }
-
     fn reset(&self) {
         unsafe { (&mut *self.current.get()).take() };
     }
@@ -236,7 +237,7 @@ impl DateService {
     }
 
     fn check_date(&self) {
-        if self.0.get_ref().is_none() {
+        if unsafe { (&*self.0.current.get()).is_none() } {
             self.0.update();
 
             // periodic date update
@@ -252,14 +253,12 @@ impl DateService {
 
     fn now(&self) -> Instant {
         self.check_date();
-        self.0.get_ref().as_ref().unwrap().1
+        unsafe { (&*self.0.current.get()).as_ref().unwrap().1 }
     }
 
-    fn date(&self) -> &Date {
+    fn set_date<F: FnMut(&Date)>(&self, mut f: F) {
         self.check_date();
-
+        f(&unsafe { (&*self.0.current.get()).as_ref().unwrap().0 })
-        let item = self.0.get_ref().as_ref().unwrap();
-        &item.0
     }
 }
 

actix-http/src/cookie/secure/key.rs

@@ -6,7 +6,7 @@ use ring::rand::{SecureRandom, SystemRandom};
 use super::private::KEY_LEN as PRIVATE_KEY_LEN;
 use super::signed::KEY_LEN as SIGNED_KEY_LEN;
 
-static HKDF_DIGEST: &'static Algorithm = &SHA256;
+static HKDF_DIGEST: &Algorithm = &SHA256;
 const KEYS_INFO: &str = "COOKIE;SIGNED:HMAC-SHA256;PRIVATE:AEAD-AES-256-GCM";
 
 /// A cryptographic master key for use with `Signed` and/or `Private` jars.

actix-http/src/cookie/secure/private.rs

@@ -10,7 +10,7 @@ use crate::cookie::{Cookie, CookieJar};
 
 // Keep these in sync, and keep the key len synced with the `private` docs as
 // well as the `KEYS_INFO` const in secure::Key.
-static ALGO: &'static Algorithm = &AES_256_GCM;
+static ALGO: &Algorithm = &AES_256_GCM;
 const NONCE_LEN: usize = 12;
 pub const KEY_LEN: usize = 32;
 

actix-http/src/cookie/secure/signed.rs

@@ -6,7 +6,7 @@ use crate::cookie::{Cookie, CookieJar};
 
 // Keep these in sync, and keep the key len synced with the `signed` docs as
 // well as the `KEYS_INFO` const in secure::Key.
-static HMAC_DIGEST: &'static Algorithm = &SHA256;
+static HMAC_DIGEST: &Algorithm = &SHA256;
 const BASE64_DIGEST_LEN: usize = 44;
 pub const KEY_LEN: usize = 32;
 

actix-http/src/error.rs

@@ -1,4 +1,5 @@
 //! Error and Result module
+use std::any::TypeId;
 use std::cell::RefCell;
 use std::io::Write;
 use std::str::Utf8Error;
@@ -43,14 +44,19 @@ pub type Result<T, E = Error> = result::Result<T, E>;
 /// if you have access to an actix `Error` you can always get a
 /// `ResponseError` reference from it.
 pub struct Error {
-    cause: Box<ResponseError>,
+    cause: Box<dyn ResponseError>,
 }
 
 impl Error {
     /// Returns the reference to the underlying `ResponseError`.
-    pub fn as_response_error(&self) -> &ResponseError {
+    pub fn as_response_error(&self) -> &dyn ResponseError {
         self.cause.as_ref()
     }
+
+    /// Similar to `as_response_error` but downcasts.
+    pub fn as_error<T: ResponseError + 'static>(&self) -> Option<&T> {
+        ResponseError::downcast_ref(self.cause.as_ref())
+    }
 }
 
 /// Error that can be converted to `Response`
@@ -73,6 +79,25 @@ pub trait ResponseError: fmt::Debug + fmt::Display {
         );
         resp.set_body(Body::from(buf))
     }
+
+    #[doc(hidden)]
+    fn __private_get_type_id__(&self) -> TypeId
+    where
+        Self: 'static,
+    {
+        TypeId::of::<Self>()
+    }
+}
+
+impl ResponseError + 'static {
+    /// Downcasts a response error to a specific type.
+    pub fn downcast_ref<T: ResponseError + 'static>(&self) -> Option<&T> {
+        if self.__private_get_type_id__() == TypeId::of::<T>() {
+            unsafe { Some(&*(self as *const ResponseError as *const T)) }
+        } else {
+            None
+        }
+    }
 }
 
 impl fmt::Display for Error {
@@ -1044,6 +1069,16 @@ mod tests {
         assert_eq!(resp.status(), StatusCode::OK);
     }
 
+    #[test]
+    fn test_error_casting() {
+        let err = PayloadError::Overflow;
+        let resp_err: &ResponseError = &err;
+        let err = resp_err.downcast_ref::<PayloadError>().unwrap();
+        assert_eq!(err.to_string(), "A payload reached size limit.");
+        let not_err = resp_err.downcast_ref::<ContentTypeError>();
+        assert!(not_err.is_none());
+    }
+
     #[test]
     fn test_error_helpers() {
         let r: Response = ErrorBadRequest("err").into();

actix-http/src/extensions.rs

@@ -6,7 +6,7 @@ use hashbrown::HashMap;
 #[derive(Default)]
 /// A type map of request extensions.
 pub struct Extensions {
-    map: HashMap<TypeId, Box<Any>>,
+    map: HashMap<TypeId, Box<dyn Any>>,
 }
 
 impl Extensions {
@@ -35,14 +35,14 @@ impl Extensions {
     pub fn get<T: 'static>(&self) -> Option<&T> {
         self.map
             .get(&TypeId::of::<T>())
-            .and_then(|boxed| (&**boxed as &(Any + 'static)).downcast_ref())
+            .and_then(|boxed| (&**boxed as &(dyn Any + 'static)).downcast_ref())
     }
 
     /// Get a mutable reference to a type previously inserted on this `Extensions`.
     pub fn get_mut<T: 'static>(&mut self) -> Option<&mut T> {
         self.map
             .get_mut(&TypeId::of::<T>())
-            .and_then(|boxed| (&mut **boxed as &mut (Any + 'static)).downcast_mut())
+            .and_then(|boxed| (&mut **boxed as &mut (dyn Any + 'static)).downcast_mut())
     }
 
     /// Remove a type from this `Extensions`.
@@ -50,7 +50,7 @@ impl Extensions {
     /// If a extension of this type existed, it will be returned.
     pub fn remove<T: 'static>(&mut self) -> Option<T> {
         self.map.remove(&TypeId::of::<T>()).and_then(|boxed| {
-            (boxed as Box<Any + 'static>)
+            (boxed as Box<dyn Any + 'static>)
                 .downcast()
                 .ok()
                 .map(|boxed| *boxed)

actix-http/src/h1/decoder.rs

@@ -502,15 +502,15 @@ impl ChunkedState {
     fn read_size(rdr: &mut BytesMut, size: &mut u64) -> Poll<ChunkedState, io::Error> {
         let radix = 16;
         match byte!(rdr) {
-            b @ b'0'...b'9' => {
+            b @ b'0'..=b'9' => {
                 *size *= radix;
                 *size += u64::from(b - b'0');
             }
-            b @ b'a'...b'f' => {
+            b @ b'a'..=b'f' => {
                 *size *= radix;
                 *size += u64::from(b + 10 - b'a');
             }
-            b @ b'A'...b'F' => {
+            b @ b'A'..=b'F' => {
                 *size *= radix;
                 *size += u64::from(b + 10 - b'A');
             }

actix-http/src/h1/service.rs

@@ -26,7 +26,7 @@ pub struct H1Service<T, P, S, B, X = ExpectHandler, U = UpgradeHandler<T>> {
     cfg: ServiceConfig,
     expect: X,
     upgrade: Option<U>,
-    on_connect: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B)>,
 }
 
@@ -108,7 +108,7 @@ where
     /// Set on connect callback.
     pub(crate) fn on_connect(
         mut self,
-        f: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        f: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     ) -> Self {
         self.on_connect = f;
         self
@@ -174,7 +174,7 @@ where
     fut_upg: Option<U::Future>,
     expect: Option<X::Service>,
     upgrade: Option<U::Service>,
-    on_connect: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     cfg: Option<ServiceConfig>,
     _t: PhantomData<(T, P, B)>,
 }
@@ -233,7 +233,7 @@ pub struct H1ServiceHandler<T, P, S, B, X, U> {
     srv: CloneableService<S>,
     expect: CloneableService<X>,
     upgrade: Option<CloneableService<U>>,
-    on_connect: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     cfg: ServiceConfig,
     _t: PhantomData<(T, P, B)>,
 }
@@ -254,7 +254,7 @@ where
         srv: S,
         expect: X,
         upgrade: Option<U>,
-        on_connect: Option<Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        on_connect: Option<Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     ) -> H1ServiceHandler<T, P, S, B, X, U> {
         H1ServiceHandler {
             srv: CloneableService::new(srv),

actix-http/src/h2/service.rs

@@ -27,7 +27,7 @@ use super::dispatcher::Dispatcher;
 pub struct H2Service<T, P, S, B> {
     srv: S,
     cfg: ServiceConfig,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B)>,
 }
 
@@ -64,7 +64,7 @@ where
     /// Set on connect callback.
     pub(crate) fn on_connect(
         mut self,
-        f: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        f: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     ) -> Self {
         self.on_connect = f;
         self
@@ -102,7 +102,7 @@ where
 pub struct H2ServiceResponse<T, P, S: NewService, B> {
     fut: <S::Future as IntoFuture>::Future,
     cfg: Option<ServiceConfig>,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B)>,
 }
 
@@ -132,7 +132,7 @@ where
 pub struct H2ServiceHandler<T, P, S, B> {
     srv: CloneableService<S>,
     cfg: ServiceConfig,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B)>,
 }
 
@@ -146,7 +146,7 @@ where
 {
     fn new(
         cfg: ServiceConfig,
-        on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
         srv: S,
     ) -> H2ServiceHandler<T, P, S, B> {
         H2ServiceHandler {

actix-http/src/response.rs

@@ -52,6 +52,9 @@ impl Response<Body> {
     #[inline]
     pub fn from_error(error: Error) -> Response {
         let mut resp = error.as_response_error().render_response();
+        if resp.head.status == StatusCode::INTERNAL_SERVER_ERROR {
+            error!("Internal Server Error: {:?}", error);
+        }
         resp.error = Some(error);
         resp
     }

actix-http/src/service.rs

@@ -26,7 +26,7 @@ pub struct HttpService<T, P, S, B, X = h1::ExpectHandler, U = h1::UpgradeHandler
     cfg: ServiceConfig,
     expect: X,
     upgrade: Option<U>,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B)>,
 }
 
@@ -140,7 +140,7 @@ where
     /// Set on connect callback.
     pub(crate) fn on_connect(
         mut self,
-        f: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        f: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     ) -> Self {
         self.on_connect = f;
         self
@@ -196,7 +196,7 @@ pub struct HttpServiceResponse<T, P, S: NewService, B, X: NewService, U: NewServ
     fut_upg: Option<U::Future>,
     expect: Option<X::Service>,
     upgrade: Option<U::Service>,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     cfg: Option<ServiceConfig>,
     _t: PhantomData<(T, P, B)>,
 }
@@ -257,7 +257,7 @@ pub struct HttpServiceHandler<T, P, S, B, X, U> {
     expect: CloneableService<X>,
     upgrade: Option<CloneableService<U>>,
     cfg: ServiceConfig,
-    on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+    on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     _t: PhantomData<(T, P, B, X)>,
 }
 
@@ -278,7 +278,7 @@ where
         srv: S,
         expect: X,
         upgrade: Option<U>,
-        on_connect: Option<rc::Rc<Fn(&T) -> Box<dyn DataFactory>>>,
+        on_connect: Option<rc::Rc<dyn Fn(&T) -> Box<dyn DataFactory>>>,
     ) -> HttpServiceHandler<T, P, S, B, X, U> {
         HttpServiceHandler {
             cfg,
@@ -466,18 +466,20 @@ where
             State::Unknown(ref mut data) => {
                 if let Some(ref mut item) = data {
                     loop {
-                        unsafe {
+                        // Safety - we only write to the returned slice.
-                            let b = item.1.bytes_mut();
+                        let b = unsafe { item.1.bytes_mut() };
                         let n = try_ready!(item.0.poll_read(b));
                         if n == 0 {
                             return Ok(Async::Ready(()));
                         }
-                            item.1.advance_mut(n);
+                        // Safety - we know that 'n' bytes have
+                        // been initialized via the contract of
+                        // 'poll_read'
+                        unsafe { item.1.advance_mut(n) };
                         if item.1.len() >= HTTP2_PREFACE.len() {
                             break;
                         }
                     }
-                    }
                 } else {
                     panic!()
                 }

actix-http/src/ws/proto.rs

@@ -203,7 +203,7 @@ impl<T: Into<String>> From<(CloseCode, T)> for CloseReason {
     }
 }
 
-static WS_GUID: &'static str = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
+static WS_GUID: &str = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
 
 // TODO: hash is always same size, we dont need String
 pub fn hash_key(key: &[u8]) -> String {

actix-identity/src/lib.rs

@@ -283,7 +283,7 @@ where
                                 res.request().extensions_mut().remove::<IdentityItem>();
 
                             if let Some(id) = id {
-                                return Either::A(
+                                Either::A(
                                     backend
                                         .to_response(id.id, id.changed, &mut res)
                                         .into_future()
@@ -291,7 +291,7 @@ where
                                             Ok(_) => Ok(res),
                                             Err(e) => Ok(res.error_response(e)),
                                         }),
-                                );
+                                )
                             } else {
                                 Either::B(ok(res))
                             }
@@ -333,8 +333,7 @@ struct CookieIdentityExtention {
 
 impl CookieIdentityInner {
     fn new(key: &[u8]) -> CookieIdentityInner {
-        let key_v2: Vec<u8> =
+        let key_v2: Vec<u8> = key.iter().chain([1, 0, 0, 0].iter()).cloned().collect();
-            key.iter().chain([1, 0, 0, 0].iter()).map(|e| *e).collect();
         CookieIdentityInner {
             key: Key::from_master(key),
             key_v2: Key::from_master(&key_v2),
@@ -585,13 +584,14 @@ impl IdentityPolicy for CookieIdentityPolicy {
             )
         } else if self.0.always_update_cookie() && id.is_some() {
             let visit_timestamp = SystemTime::now();
-            let mut login_timestamp = None;
+            let login_timestamp = if self.0.requires_oob_data() {
-            if self.0.requires_oob_data() {
                 let CookieIdentityExtention {
                     login_timestamp: lt,
                 } = res.request().extensions_mut().remove().unwrap();
-                login_timestamp = lt;
+                lt
-            }
+            } else {
+                None
+            };
             self.0.set_cookie(
                 res,
                 Some(CookieValue {

actix-multipart/src/lib.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::borrow_interior_mutable_const)]
+
 mod error;
 mod extractor;
 mod server;

actix-multipart/src/server.rs

@@ -1,5 +1,5 @@
 //! Multipart payload support
-use std::cell::{Cell, RefCell, UnsafeCell};
+use std::cell::{Cell, RefCell, RefMut};
 use std::marker::PhantomData;
 use std::rc::Rc;
 use std::{cmp, fmt};
@@ -112,7 +112,7 @@ impl Stream for Multipart {
             Err(err)
         } else if self.safety.current() {
             let mut inner = self.inner.as_mut().unwrap().borrow_mut();
-            if let Some(payload) = inner.payload.get_mut(&self.safety) {
+            if let Some(mut payload) = inner.payload.get_mut(&self.safety) {
                 payload.poll_stream()?;
             }
             inner.poll(&self.safety)
@@ -265,12 +265,12 @@ impl InnerMultipart {
                 }
             }
 
-            let headers = if let Some(payload) = self.payload.get_mut(safety) {
+            let headers = if let Some(mut payload) = self.payload.get_mut(safety) {
                 match self.state {
                     // read until first boundary
                     InnerState::FirstBoundary => {
                         match InnerMultipart::skip_until_boundary(
-                            payload,
+                            &mut *payload,
                             &self.boundary,
                         )? {
                             Some(eof) => {
@@ -286,7 +286,10 @@ impl InnerMultipart {
                     }
                     // read boundary
                     InnerState::Boundary => {
-                        match InnerMultipart::read_boundary(payload, &self.boundary)? {
+                        match InnerMultipart::read_boundary(
+                            &mut *payload,
+                            &self.boundary,
+                        )? {
                             None => return Ok(Async::NotReady),
                             Some(eof) => {
                                 if eof {
@@ -303,7 +306,7 @@ impl InnerMultipart {
 
                 // read field headers for next field
                 if self.state == InnerState::Headers {
-                    if let Some(headers) = InnerMultipart::read_headers(payload)? {
+                    if let Some(headers) = InnerMultipart::read_headers(&mut *payload)? {
                         self.state = InnerState::Boundary;
                         headers
                     } else {
@@ -411,14 +414,15 @@ impl Stream for Field {
     fn poll(&mut self) -> Poll<Option<Self::Item>, Self::Error> {
         if self.safety.current() {
             let mut inner = self.inner.borrow_mut();
-            if let Some(payload) = inner.payload.as_ref().unwrap().get_mut(&self.safety)
+            if let Some(mut payload) =
+                inner.payload.as_ref().unwrap().get_mut(&self.safety)
             {
                 payload.poll_stream()?;
             }
 
             inner.poll(&self.safety)
         } else if !self.safety.is_clean() {
-            return Err(MultipartError::NotConsumed);
+            Err(MultipartError::NotConsumed)
         } else {
             Ok(Async::NotReady)
         }
@@ -533,14 +537,12 @@ impl InnerField {
                 let b_size = boundary.len() + b_len;
                 if len < b_size {
                     return Ok(Async::NotReady);
-                } else {
+                } else if &payload.buf[b_len..b_size] == boundary.as_bytes() {
-                    if &payload.buf[b_len..b_size] == boundary.as_bytes() {
                     // found boundary
                     return Ok(Async::Ready(None));
                 }
             }
         }
-        }
 
         loop {
             return if let Some(idx) = twoway::find_bytes(&payload.buf[pos..], b"\r") {
@@ -557,7 +559,7 @@ impl InnerField {
                     // check boundary
                     if (&payload.buf[cur..cur + 2] == b"\r\n"
                         && &payload.buf[cur + 2..cur + 4] == b"--")
-                        || (&payload.buf[cur..cur + 1] == b"\r"
+                        || (&payload.buf[cur..=cur] == b"\r"
                             && &payload.buf[cur + 1..cur + 3] == b"--")
                     {
                         if cur != 0 {
@@ -584,12 +586,13 @@ impl InnerField {
             return Ok(Async::Ready(None));
         }
 
-        let result = if let Some(payload) = self.payload.as_ref().unwrap().get_mut(s) {
+        let result = if let Some(mut payload) = self.payload.as_ref().unwrap().get_mut(s)
+        {
             if !self.eof {
                 let res = if let Some(ref mut len) = self.length {
-                    InnerField::read_len(payload, len)?
+                    InnerField::read_len(&mut *payload, len)?
                 } else {
-                    InnerField::read_stream(payload, &self.boundary)?
+                    InnerField::read_stream(&mut *payload, &self.boundary)?
                 };
 
                 match res {
@@ -620,7 +623,7 @@ impl InnerField {
 }
 
 struct PayloadRef {
-    payload: Rc<UnsafeCell<PayloadBuffer>>,
+    payload: Rc<RefCell<PayloadBuffer>>,
 }
 
 impl PayloadRef {
@@ -630,15 +633,12 @@ impl PayloadRef {
         }
     }
 
-    fn get_mut<'a, 'b>(&'a self, s: &'b Safety) -> Option<&'a mut PayloadBuffer>
+    fn get_mut<'a, 'b>(&'a self, s: &'b Safety) -> Option<RefMut<'a, PayloadBuffer>>
     where
         'a: 'b,
     {
-        // Unsafe: Invariant is inforced by Safety Safety is used as ref counter,
-        // only top most ref can have mutable access to payload.
         if s.current() {
-            let payload: &mut PayloadBuffer = unsafe { &mut *self.payload.get() };
+            Some(self.payload.borrow_mut())
-            Some(payload)
         } else {
             None
         }

actix-session/src/cookie.rs

@@ -342,7 +342,7 @@ where
                     }
                 }
                 (SessionStatus::Purged, _) => {
-                    inner.remove_cookie(&mut res);
+                    let _ = inner.remove_cookie(&mut res);
                     res
                 }
                 _ => res,

actix-session/src/lib.rs

@@ -282,7 +282,7 @@ mod tests {
 
     #[test]
     fn purge_session() {
-        let mut req = test::TestRequest::default().to_srv_request();
+        let req = test::TestRequest::default().to_srv_request();
         let session = Session::get_session(&mut *req.extensions_mut());
         assert_eq!(session.0.borrow().status, SessionStatus::Unchanged);
         session.purge();
@@ -291,7 +291,7 @@ mod tests {
 
     #[test]
     fn renew_session() {
-        let mut req = test::TestRequest::default().to_srv_request();
+        let req = test::TestRequest::default().to_srv_request();
         let session = Session::get_session(&mut *req.extensions_mut());
         assert_eq!(session.0.borrow().status, SessionStatus::Unchanged);
         session.renew();

actix-web-actors/src/lib.rs

@@ -1,3 +1,4 @@
+#![allow(clippy::borrow_interior_mutable_const)]
 //! Actix actors integration for Actix web framework
 mod context;
 pub mod ws;

actix-web-actors/src/ws.rs

@@ -435,7 +435,7 @@ where
                         }
                     }
                     Frame::Binary(data) => Message::Binary(
-                        data.map(|b| b.freeze()).unwrap_or_else(|| Bytes::new()),
+                        data.map(|b| b.freeze()).unwrap_or_else(Bytes::new),
                     ),
                     Frame::Ping(s) => Message::Ping(s),
                     Frame::Pong(s) => Message::Pong(s),

actix-web-codegen/src/route.rs

@@ -12,9 +12,9 @@ enum ResourceType {
 
 impl fmt::Display for ResourceType {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        match self {
+        match *self {
-            &ResourceType::Async => write!(f, "to_async"),
+            ResourceType::Async => write!(f, "to_async"),
-            &ResourceType::Sync => write!(f, "to"),
+            ResourceType::Sync => write!(f, "to"),
         }
     }
 }
@@ -34,16 +34,16 @@ pub enum GuardType {
 
 impl fmt::Display for GuardType {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        match self {
+        match *self {
-            &GuardType::Get => write!(f, "Get"),
+            GuardType::Get => write!(f, "Get"),
-            &GuardType::Post => write!(f, "Post"),
+            GuardType::Post => write!(f, "Post"),
-            &GuardType::Put => write!(f, "Put"),
+            GuardType::Put => write!(f, "Put"),
-            &GuardType::Delete => write!(f, "Delete"),
+            GuardType::Delete => write!(f, "Delete"),
-            &GuardType::Head => write!(f, "Head"),
+            GuardType::Head => write!(f, "Head"),
-            &GuardType::Connect => write!(f, "Connect"),
+            GuardType::Connect => write!(f, "Connect"),
-            &GuardType::Options => write!(f, "Options"),
+            GuardType::Options => write!(f, "Options"),
-            &GuardType::Trace => write!(f, "Trace"),
+            GuardType::Trace => write!(f, "Trace"),
-            &GuardType::Patch => write!(f, "Patch"),
+            GuardType::Patch => write!(f, "Patch"),
         }
     }
 }
@@ -92,11 +92,9 @@ impl actix_web::dev::HttpServiceFactory for {name} {{
 fn guess_resource_type(typ: &syn::Type) -> ResourceType {
     let mut guess = ResourceType::Sync;
 
-    match typ {
+    if let syn::Type::ImplTrait(typ) = typ {
-        syn::Type::ImplTrait(typ) => {
         for bound in typ.bounds.iter() {
-                match bound {
+            if let syn::TypeParamBound::Trait(bound) = bound {
-                    syn::TypeParamBound::Trait(bound) => {
                 for bound in bound.path.segments.iter() {
                     if bound.ident == "Future" {
                         guess = ResourceType::Async;
@@ -107,22 +105,14 @@ fn guess_resource_type(typ: &syn::Type) -> ResourceType {
                     }
                 }
             }
-                    _ => (),
         }
     }
-        }
-        _ => (),
-    }
 
     guess
 }
 
 impl Args {
-    pub fn new(
+    pub fn new(args: &[syn::NestedMeta], input: TokenStream, guard: GuardType) -> Self {
-        args: &Vec<syn::NestedMeta>,
-        input: TokenStream,
-        guard: GuardType,
-    ) -> Self {
         if args.is_empty() {
             panic!(
                 "invalid server definition, expected: #[{}(\"some path\")]",
@@ -164,9 +154,10 @@ impl Args {
             ResourceType::Async
         } else {
             match ast.decl.output {
-                syn::ReturnType::Default => {
+                syn::ReturnType::Default => panic!(
-                    panic!("Function {} has no return type. Cannot be used as handler")
+                    "Function {} has no return type. Cannot be used as handler",
-                }
+                    name
+                ),
                 syn::ReturnType::Type(_, ref typ) => guess_resource_type(typ.as_ref()),
             }
         };

awc/src/builder.rs

@@ -21,6 +21,12 @@ pub struct ClientBuilder {
     max_redirects: usize,
 }
 
+impl Default for ClientBuilder {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl ClientBuilder {
     pub fn new() -> Self {
         ClientBuilder {

awc/src/connect.rs

@@ -28,7 +28,7 @@ pub(crate) trait Connect {
         head: RequestHead,
         addr: Option<net::SocketAddr>,
     ) -> Box<
-        Future<
+        dyn Future<
             Item = (ResponseHead, Framed<BoxedSocket, ClientCodec>),
             Error = SendRequestError,
         >,
@@ -69,7 +69,7 @@ where
         head: RequestHead,
         addr: Option<net::SocketAddr>,
     ) -> Box<
-        Future<
+        dyn Future<
             Item = (ResponseHead, Framed<BoxedSocket, ClientCodec>),
             Error = SendRequestError,
         >,
@@ -93,21 +93,21 @@ where
 }
 
 trait AsyncSocket {
-    fn as_read(&self) -> &AsyncRead;
+    fn as_read(&self) -> &dyn AsyncRead;
-    fn as_read_mut(&mut self) -> &mut AsyncRead;
+    fn as_read_mut(&mut self) -> &mut dyn AsyncRead;
-    fn as_write(&mut self) -> &mut AsyncWrite;
+    fn as_write(&mut self) -> &mut dyn AsyncWrite;
 }
 
 struct Socket<T: AsyncRead + AsyncWrite>(T);
 
 impl<T: AsyncRead + AsyncWrite> AsyncSocket for Socket<T> {
-    fn as_read(&self) -> &AsyncRead {
+    fn as_read(&self) -> &dyn AsyncRead {
         &self.0
     }
-    fn as_read_mut(&mut self) -> &mut AsyncRead {
+    fn as_read_mut(&mut self) -> &mut dyn AsyncRead {
         &mut self.0
     }
-    fn as_write(&mut self) -> &mut AsyncWrite {
+    fn as_write(&mut self) -> &mut dyn AsyncWrite {
         &mut self.0
     }
 }

awc/src/lib.rs

@@ -1,3 +1,4 @@
+#![allow(clippy::borrow_interior_mutable_const)]
 //! An HTTP Client
 //!
 //! ```rust

awc/src/request.rs

@@ -185,9 +185,7 @@ impl ClientRequest {
     {
         match HeaderName::try_from(key) {
             Ok(key) => match value.try_into() {
-                Ok(value) => {
+                Ok(value) => self.head.headers.append(key, value),
-                    let _ = self.head.headers.append(key, value);
-                }
                 Err(e) => self.err = Some(e.into()),
             },
             Err(e) => self.err = Some(e.into()),
@@ -203,9 +201,7 @@ impl ClientRequest {
     {
         match HeaderName::try_from(key) {
             Ok(key) => match value.try_into() {
-                Ok(value) => {
+                Ok(value) => self.head.headers.insert(key, value),
-                    let _ = self.head.headers.insert(key, value);
-                }
                 Err(e) => self.err = Some(e.into()),
             },
             Err(e) => self.err = Some(e.into()),
@@ -223,9 +219,7 @@ impl ClientRequest {
             Ok(key) => {
                 if !self.head.headers.contains_key(&key) {
                     match value.try_into() {
-                        Ok(value) => {
+                        Ok(value) => self.head.headers.insert(key, value),
-                            let _ = self.head.headers.insert(key, value);
-                        }
                         Err(e) => self.err = Some(e.into()),
                     }
                 }
@@ -257,9 +251,7 @@ impl ClientRequest {
         HeaderValue: HttpTryFrom<V>,
     {
         match HeaderValue::try_from(value) {
-            Ok(value) => {
+            Ok(value) => self.head.headers.insert(header::CONTENT_TYPE, value),
-                let _ = self.head.headers.insert(header::CONTENT_TYPE, value);
-            }
             Err(e) => self.err = Some(e.into()),
         }
         self
@@ -321,7 +313,7 @@ impl ClientRequest {
     ///     }));
     /// }
     /// ```
-    pub fn cookie<'c>(mut self, cookie: Cookie<'c>) -> Self {
+    pub fn cookie(mut self, cookie: Cookie<'_>) -> Self {
         if self.cookies.is_none() {
             let mut jar = CookieJar::new();
             jar.add(cookie.into_owned());
@@ -465,7 +457,7 @@ impl ClientRequest {
             });
 
         // set request timeout
-        if let Some(timeout) = slf.timeout.or_else(|| config.timeout.clone()) {
+        if let Some(timeout) = slf.timeout.or_else(|| config.timeout) {
             Either::B(Either::A(Timeout::new(fut, timeout).map_err(|e| {
                 if let Some(e) = e.into_inner() {
                     e

awc/src/test.rs

@@ -68,7 +68,7 @@ impl TestResponse {
     }
 
     /// Set cookie for this response
-    pub fn cookie<'a>(mut self, cookie: Cookie<'a>) -> Self {
+    pub fn cookie(mut self, cookie: Cookie<'_>) -> Self {
         self.cookies.add(cookie.into_owned());
         self
     }

awc/src/ws.rs

@@ -90,7 +90,7 @@ impl WebsocketsRequest {
     }
 
     /// Set a cookie
-    pub fn cookie<'c>(mut self, cookie: Cookie<'c>) -> Self {
+    pub fn cookie(mut self, cookie: Cookie<'_>) -> Self {
         if self.cookies.is_none() {
             let mut jar = CookieJar::new();
             jar.add(cookie.into_owned());

examples/uds.rs

@@ -0,0 +1,49 @@
+use futures::IntoFuture;
+
+use actix_web::{
+    get, middleware, web, App, Error, HttpRequest, HttpResponse, HttpServer,
+};
+
+#[get("/resource1/{name}/index.html")]
+fn index(req: HttpRequest, name: web::Path<String>) -> String {
+    println!("REQ: {:?}", req);
+    format!("Hello: {}!\r\n", name)
+}
+
+fn index_async(req: HttpRequest) -> impl IntoFuture<Item = &'static str, Error = Error> {
+    println!("REQ: {:?}", req);
+    Ok("Hello world!\r\n")
+}
+
+#[get("/")]
+fn no_params() -> &'static str {
+    "Hello world!\r\n"
+}
+
+fn main() -> std::io::Result<()> {
+    std::env::set_var("RUST_LOG", "actix_server=info,actix_web=info");
+    env_logger::init();
+
+    HttpServer::new(|| {
+        App::new()
+            .wrap(middleware::DefaultHeaders::new().header("X-Version", "0.2"))
+            .wrap(middleware::Compress::default())
+            .wrap(middleware::Logger::default())
+            .service(index)
+            .service(no_params)
+            .service(
+                web::resource("/resource2/index.html")
+                    .wrap(
+                        middleware::DefaultHeaders::new().header("X-Version-R2", "0.3"),
+                    )
+                    .default_service(
+                        web::route().to(|| HttpResponse::MethodNotAllowed()),
+                    )
+                    .route(web::get().to_async(index_async)),
+            )
+            .service(web::resource("/test1.html").to(|| "Test\r\n"))
+    })
+    .bind_uds("/Users/fafhrd91/uds-test")?
+    .workers(1)
+    .run()
+}

src/app.rs

@@ -23,16 +23,17 @@ use crate::service::{
 };
 
 type HttpNewService = BoxedNewService<(), ServiceRequest, ServiceResponse, Error, ()>;
-type FnDataFactory = Box<Fn() -> Box<dyn Future<Item = Box<DataFactory>, Error = ()>>>;
+type FnDataFactory =
+    Box<dyn Fn() -> Box<dyn Future<Item = Box<dyn DataFactory>, Error = ()>>>;
 
 /// Application builder - structure that follows the builder pattern
 /// for building application instances.
 pub struct App<T, B> {
     endpoint: T,
-    services: Vec<Box<ServiceFactory>>,
+    services: Vec<Box<dyn ServiceFactory>>,
     default: Option<Rc<HttpNewService>>,
     factory_ref: Rc<RefCell<Option<AppRoutingFactory>>>,
-    data: Vec<Box<DataFactory>>,
+    data: Vec<Box<dyn DataFactory>>,
     data_factories: Vec<FnDataFactory>,
     config: AppConfigInner,
     external: Vec<ResourceDef>,

src/app_service.rs

@@ -18,14 +18,15 @@ use crate::request::{HttpRequest, HttpRequestPool};
 use crate::rmap::ResourceMap;
 use crate::service::{ServiceFactory, ServiceRequest, ServiceResponse};
 
-type Guards = Vec<Box<Guard>>;
+type Guards = Vec<Box<dyn Guard>>;
 type HttpService = BoxedService<ServiceRequest, ServiceResponse, Error>;
 type HttpNewService = BoxedNewService<(), ServiceRequest, ServiceResponse, Error, ()>;
 type BoxedResponse = Either<
     FutureResult<ServiceResponse, Error>,
     Box<dyn Future<Item = ServiceResponse, Error = Error>>,
 >;
-type FnDataFactory = Box<Fn() -> Box<dyn Future<Item = Box<DataFactory>, Error = ()>>>;
+type FnDataFactory =
+    Box<dyn Fn() -> Box<dyn Future<Item = Box<dyn DataFactory>, Error = ()>>>;
 
 /// Service factory to convert `Request` to a `ServiceRequest<S>`.
 /// It also executes data factories.
@@ -40,10 +41,10 @@ where
     >,
 {
     pub(crate) endpoint: T,
-    pub(crate) data: Rc<Vec<Box<DataFactory>>>,
+    pub(crate) data: Rc<Vec<Box<dyn DataFactory>>>,
     pub(crate) data_factories: Rc<Vec<FnDataFactory>>,
     pub(crate) config: RefCell<AppConfig>,
-    pub(crate) services: Rc<RefCell<Vec<Box<ServiceFactory>>>>,
+    pub(crate) services: Rc<RefCell<Vec<Box<dyn ServiceFactory>>>>,
     pub(crate) default: Option<Rc<HttpNewService>>,
     pub(crate) factory_ref: Rc<RefCell<Option<AppRoutingFactory>>>,
     pub(crate) external: RefCell<Vec<ResourceDef>>,
@@ -142,9 +143,9 @@ where
     endpoint_fut: T::Future,
     rmap: Rc<ResourceMap>,
     config: AppConfig,
-    data: Rc<Vec<Box<DataFactory>>>,
+    data: Rc<Vec<Box<dyn DataFactory>>>,
-    data_factories: Vec<Box<DataFactory>>,
+    data_factories: Vec<Box<dyn DataFactory>>,
-    data_factories_fut: Vec<Box<dyn Future<Item = Box<DataFactory>, Error = ()>>>,
+    data_factories_fut: Vec<Box<dyn Future<Item = Box<dyn DataFactory>, Error = ()>>>,
     _t: PhantomData<B>,
 }
 

src/config.rs

@@ -16,7 +16,7 @@ use crate::service::{
     ServiceResponse,
 };
 
-type Guards = Vec<Box<Guard>>;
+type Guards = Vec<Box<dyn Guard>>;
 type HttpNewService =
     boxed::BoxedNewService<(), ServiceRequest, ServiceResponse, Error, ()>;
 
@@ -31,7 +31,7 @@ pub struct AppService {
         Option<Guards>,
         Option<Rc<ResourceMap>>,
     )>,
-    service_data: Rc<Vec<Box<DataFactory>>>,
+    service_data: Rc<Vec<Box<dyn DataFactory>>>,
 }
 
 impl AppService {
@@ -39,7 +39,7 @@ impl AppService {
     pub(crate) fn new(
         config: AppConfig,
         default: Rc<HttpNewService>,
-        service_data: Rc<Vec<Box<DataFactory>>>,
+        service_data: Rc<Vec<Box<dyn DataFactory>>>,
     ) -> Self {
         AppService {
             config,
@@ -101,7 +101,7 @@ impl AppService {
     pub fn register_service<F, S>(
         &mut self,
         rdef: ResourceDef,
-        guards: Option<Vec<Box<Guard>>>,
+        guards: Option<Vec<Box<dyn Guard>>>,
         service: F,
         nested: Option<Rc<ResourceMap>>,
     ) where
@@ -174,8 +174,8 @@ impl Default for AppConfigInner {
 /// to set of external methods. This could help with
 /// modularization of big application configuration.
 pub struct ServiceConfig {
-    pub(crate) services: Vec<Box<ServiceFactory>>,
+    pub(crate) services: Vec<Box<dyn ServiceFactory>>,
-    pub(crate) data: Vec<Box<DataFactory>>,
+    pub(crate) data: Vec<Box<dyn DataFactory>>,
     pub(crate) external: Vec<ResourceDef>,
 }
 

src/guard.rs

@@ -100,7 +100,7 @@ pub fn Any<F: Guard + 'static>(guard: F) -> AnyGuard {
 }
 
 /// Matches if any of supplied guards matche.
-pub struct AnyGuard(Vec<Box<Guard>>);
+pub struct AnyGuard(Vec<Box<dyn Guard>>);
 
 impl AnyGuard {
     /// Add guard to a list of guards to check
@@ -140,7 +140,7 @@ pub fn All<F: Guard + 'static>(guard: F) -> AllGuard {
 }
 
 /// Matches if all of supplied guards.
-pub struct AllGuard(Vec<Box<Guard>>);
+pub struct AllGuard(Vec<Box<dyn Guard>>);
 
 impl AllGuard {
     /// Add new guard to the list of guards to check
@@ -167,7 +167,7 @@ pub fn Not<F: Guard + 'static>(guard: F) -> NotGuard {
 }
 
 #[doc(hidden)]
-pub struct NotGuard(Box<Guard>);
+pub struct NotGuard(Box<dyn Guard>);
 
 impl Guard for NotGuard {
     fn check(&self, request: &RequestHead) -> bool {

src/info.rs

@@ -25,11 +25,7 @@ impl ConnectionInfo {
         Ref::map(req.extensions(), |e| e.get().unwrap())
     }
 
-    #[allow(
+    #[allow(clippy::cognitive_complexity)]
-        clippy::cyclomatic_complexity,
-        clippy::cognitive_complexity,
-        clippy::borrow_interior_mutable_const
-    )]
     fn new(req: &RequestHead, cfg: &AppConfig) -> ConnectionInfo {
         let mut host = None;
         let mut scheme = None;

src/lib.rs

@@ -1,3 +1,4 @@
+#![allow(clippy::borrow_interior_mutable_const)]
 //! Actix web is a small, pragmatic, and extremely fast web framework
 //! for Rust.
 //!
@@ -77,6 +78,7 @@
 //!   `c` compiler (default enabled)
 //! * `flate2-rust` - experimental rust based implementation for
 //!   `gzip`, `deflate` compression.
+//! * `uds` - Unix domain support, enables `HttpServer::bind_uds()` method.
 //!
 #![allow(clippy::type_complexity, clippy::new_without_default)]
 

src/middleware/compress.rs

@@ -107,7 +107,6 @@ where
         self.service.poll_ready()
     }
 
-    #[allow(clippy::borrow_interior_mutable_const)]
     fn call(&mut self, req: ServiceRequest) -> Self::Future {
         // negotiate content-encoding
         let encoding = if let Some(val) = req.headers().get(&ACCEPT_ENCODING) {

src/middleware/defaultheaders.rs

@@ -125,7 +125,6 @@ where
         self.service.poll_ready()
     }
 
-    #[allow(clippy::borrow_interior_mutable_const)]
     fn call(&mut self, req: ServiceRequest) -> Self::Future {
         let inner = self.inner.clone();
 

src/middleware/errhandlers.rs

@@ -18,7 +18,7 @@ pub enum ErrorHandlerResponse<B> {
     Future(Box<dyn Future<Item = ServiceResponse<B>, Error = Error>>),
 }
 
-type ErrorHandler<B> = Fn(ServiceResponse<B>) -> Result<ErrorHandlerResponse<B>>;
+type ErrorHandler<B> = dyn Fn(ServiceResponse<B>) -> Result<ErrorHandlerResponse<B>>;
 
 /// `Middleware` for allowing custom handlers for responses.
 ///

src/middleware/logger.rs

@@ -9,12 +9,13 @@ use actix_service::{Service, Transform};
 use bytes::Bytes;
 use futures::future::{ok, FutureResult};
 use futures::{Async, Future, Poll};
+use log::debug;
 use regex::Regex;
 use time;
 
 use crate::dev::{BodySize, MessageBody, ResponseBody};
 use crate::error::{Error, Result};
-use crate::http::{HeaderName, HttpTryFrom};
+use crate::http::{HeaderName, HttpTryFrom, StatusCode};
 use crate::service::{ServiceRequest, ServiceResponse};
 use crate::HttpResponse;
 
@@ -202,6 +203,12 @@ where
     fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
         let res = futures::try_ready!(self.fut.poll());
 
+        if let Some(error) = res.response().error() {
+            if res.response().head().status != StatusCode::INTERNAL_SERVER_ERROR {
+                debug!("Error in response: {:?}", error);
+            }
+        }
+
         if let Some(ref mut format) = self.format {
             for unit in &mut format.0 {
                 unit.render_response(res.response());
@@ -444,7 +451,9 @@ impl FormatText {
     }
 }
 
-pub(crate) struct FormatDisplay<'a>(&'a Fn(&mut Formatter) -> Result<(), fmt::Error>);
+pub(crate) struct FormatDisplay<'a>(
+    &'a dyn Fn(&mut Formatter) -> Result<(), fmt::Error>,
+);
 
 impl<'a> fmt::Display for FormatDisplay<'a> {
     fn fmt(&self, fmt: &mut Formatter) -> Result<(), fmt::Error> {

src/resource.rs

@@ -50,7 +50,7 @@ pub struct Resource<T = ResourceEndpoint> {
     name: Option<String>,
     routes: Vec<Route>,
     data: Option<Extensions>,
-    guards: Vec<Box<Guard>>,
+    guards: Vec<Box<dyn Guard>>,
     default: Rc<RefCell<Option<Rc<HttpNewService>>>>,
     factory_ref: Rc<RefCell<Option<ResourceFactory>>>,
 }
@@ -118,7 +118,7 @@ where
         self
     }
 
-    pub(crate) fn add_guards(mut self, guards: Vec<Box<Guard>>) -> Self {
+    pub(crate) fn add_guards(mut self, guards: Vec<Box<dyn Guard>>) -> Self {
         self.guards.extend(guards);
         self
     }

src/route.rs

@@ -13,7 +13,7 @@ use crate::service::{ServiceRequest, ServiceResponse};
 use crate::HttpResponse;
 
 type BoxedRouteService<Req, Res> = Box<
-    Service<
+    dyn Service<
         Request = Req,
         Response = Res,
         Error = Error,
@@ -25,7 +25,7 @@ type BoxedRouteService<Req, Res> = Box<
 >;
 
 type BoxedRouteNewService<Req, Res> = Box<
-    NewService<
+    dyn NewService<
         Config = (),
         Request = Req,
         Response = Res,
@@ -42,7 +42,7 @@ type BoxedRouteNewService<Req, Res> = Box<
 /// If handler is not explicitly set, default *404 Not Found* handler is used.
 pub struct Route {
     service: BoxedRouteNewService<ServiceRequest, ServiceResponse>,
-    guards: Rc<Vec<Box<Guard>>>,
+    guards: Rc<Vec<Box<dyn Guard>>>,
 }
 
 impl Route {
@@ -56,7 +56,7 @@ impl Route {
         }
     }
 
-    pub(crate) fn take_guards(&mut self) -> Vec<Box<Guard>> {
+    pub(crate) fn take_guards(&mut self) -> Vec<Box<dyn Guard>> {
         std::mem::replace(Rc::get_mut(&mut self.guards).unwrap(), Vec::new())
     }
 }
@@ -84,7 +84,7 @@ type RouteFuture = Box<
 
 pub struct CreateRouteService {
     fut: RouteFuture,
-    guards: Rc<Vec<Box<Guard>>>,
+    guards: Rc<Vec<Box<dyn Guard>>>,
 }
 
 impl Future for CreateRouteService {
@@ -104,7 +104,7 @@ impl Future for CreateRouteService {
 
 pub struct RouteService {
     service: BoxedRouteService<ServiceRequest, ServiceResponse>,
-    guards: Rc<Vec<Box<Guard>>>,
+    guards: Rc<Vec<Box<dyn Guard>>>,
 }
 
 impl RouteService {

src/scope.rs

@@ -23,7 +23,7 @@ use crate::service::{
     ServiceFactory, ServiceFactoryWrapper, ServiceRequest, ServiceResponse,
 };
 
-type Guards = Vec<Box<Guard>>;
+type Guards = Vec<Box<dyn Guard>>;
 type HttpService = BoxedService<ServiceRequest, ServiceResponse, Error>;
 type HttpNewService = BoxedNewService<(), ServiceRequest, ServiceResponse, Error, ()>;
 type BoxedResponse = Either<
@@ -64,8 +64,8 @@ pub struct Scope<T = ScopeEndpoint> {
     endpoint: T,
     rdef: String,
     data: Option<Extensions>,
-    services: Vec<Box<ServiceFactory>>,
+    services: Vec<Box<dyn ServiceFactory>>,
-    guards: Vec<Box<Guard>>,
+    guards: Vec<Box<dyn Guard>>,
     default: Rc<RefCell<Option<Rc<HttpNewService>>>>,
     external: Vec<ResourceDef>,
     factory_ref: Rc<RefCell<Option<ScopeFactory>>>,
@@ -578,7 +578,7 @@ impl Future for ScopeFactoryResponse {
 
 pub struct ScopeService {
     data: Option<Rc<Extensions>>,
-    router: Router<HttpService, Vec<Box<Guard>>>,
+    router: Router<HttpService, Vec<Box<dyn Guard>>>,
     default: Option<HttpService>,
     _ready: Option<(ServiceRequest, ResourceInfo)>,
 }

src/server.rs

@@ -288,13 +288,13 @@ where
             lst,
             move || {
                 let c = cfg.lock();
-                acceptor.clone().map_err(|e| SslError::Ssl(e)).and_then(
+                acceptor.clone().map_err(SslError::Ssl).and_then(
                     HttpService::build()
                         .keep_alive(c.keep_alive)
                         .client_timeout(c.client_timeout)
                         .client_disconnect(c.client_shutdown)
                         .finish(factory())
-                        .map_err(|e| SslError::Service(e))
+                        .map_err(SslError::Service)
                         .map_init_err(|_| ()),
                 )
             },
@@ -339,13 +339,13 @@ where
             lst,
             move || {
                 let c = cfg.lock();
-                acceptor.clone().map_err(|e| SslError::Ssl(e)).and_then(
+                acceptor.clone().map_err(SslError::Ssl).and_then(
                     HttpService::build()
                         .keep_alive(c.keep_alive)
                         .client_timeout(c.client_timeout)
                         .client_disconnect(c.client_shutdown)
                         .finish(factory())
-                        .map_err(|e| SslError::Service(e))
+                        .map_err(SslError::Service)
                         .map_init_err(|_| ()),
                 )
             },
@@ -434,6 +434,38 @@ where
         }
         Ok(self)
     }
+
+    #[cfg(feature = "uds")]
+    /// Start listening for incoming unix domain connections.
+    ///
+    /// This method is available with `uds` feature.
+    pub fn bind_uds<A>(mut self, addr: A) -> io::Result<Self>
+    where
+        A: AsRef<std::path::Path>,
+    {
+        let cfg = self.config.clone();
+        let factory = self.factory.clone();
+        self.sockets.push(Socket {
+            scheme: "http",
+            addr: net::SocketAddr::new(
+                net::IpAddr::V4(net::Ipv4Addr::new(127, 0, 0, 1)),
+                8080,
+            ),
+        });
+
+        self.builder = self.builder.bind_uds(
+            format!("actix-web-service-{:?}", addr.as_ref()),
+            addr,
+            move || {
+                let c = cfg.lock();
+                HttpService::build()
+                    .keep_alive(c.keep_alive)
+                    .client_timeout(c.client_timeout)
+                    .finish(factory())
+            },
+        )?;
+        Ok(self)
+    }
 }
 
 impl<F, I, S, B> HttpServer<F, I, S, B>

src/service.rs

@@ -407,7 +407,7 @@ impl<B: MessageBody> fmt::Debug for ServiceResponse<B> {
 pub struct WebService {
     rdef: String,
     name: Option<String>,
-    guards: Vec<Box<Guard>>,
+    guards: Vec<Box<dyn Guard>>,
 }
 
 impl WebService {
@@ -476,7 +476,7 @@ struct WebServiceImpl<T> {
     srv: T,
     rdef: String,
     name: Option<String>,
-    guards: Vec<Box<Guard>>,
+    guards: Vec<Box<dyn Guard>>,
 }
 
 impl<T> HttpServiceFactory for WebServiceImpl<T>

src/test.rs

@@ -79,7 +79,7 @@ where
     F: FnOnce() -> R,
     R: IntoFuture,
 {
-    RT.with(move |rt| rt.borrow_mut().get_mut().block_on(lazy(|| f())))
+    RT.with(move |rt| rt.borrow_mut().get_mut().block_on(lazy(f)))
 }
 
 #[doc(hidden)]

src/types/form.rs

@@ -141,7 +141,7 @@ impl<T: fmt::Display> fmt::Display for Form<T> {
 #[derive(Clone)]
 pub struct FormConfig {
     limit: usize,
-    ehandler: Option<Rc<Fn(UrlencodedError, &HttpRequest) -> Error>>,
+    ehandler: Option<Rc<dyn Fn(UrlencodedError, &HttpRequest) -> Error>>,
 }
 
 impl FormConfig {
@@ -192,7 +192,6 @@ pub struct UrlEncoded<U> {
 
 impl<U> UrlEncoded<U> {
     /// Create a new future to URL encode a request
-    #[allow(clippy::borrow_interior_mutable_const)]
     pub fn new(req: &HttpRequest, payload: &mut Payload) -> UrlEncoded<U> {
         // check content type
         if req.content_type().to_lowercase() != "application/x-www-form-urlencoded" {

src/types/json.rs

@@ -298,7 +298,6 @@ where
     U: DeserializeOwned + 'static,
 {
     /// Create `JsonBody` for request.
-    #[allow(clippy::borrow_interior_mutable_const)]
     pub fn new(
         req: &HttpRequest,
         payload: &mut Payload,

src/types/path.rs

@@ -224,7 +224,7 @@ where
 /// ```
 #[derive(Clone)]
 pub struct PathConfig {
-    ehandler: Option<Arc<Fn(PathError, &HttpRequest) -> Error + Send + Sync>>,
+    ehandler: Option<Arc<dyn Fn(PathError, &HttpRequest) -> Error + Send + Sync>>,
 }
 
 impl PathConfig {

src/types/payload.rs

@@ -128,7 +128,7 @@ impl FromRequest for Bytes {
 
     #[inline]
     fn from_request(req: &HttpRequest, payload: &mut dev::Payload) -> Self::Future {
-        let mut tmp;
+        let tmp;
         let cfg = if let Some(cfg) = req.app_data::<PayloadConfig>() {
             cfg
         } else {
@@ -184,7 +184,7 @@ impl FromRequest for String {
 
     #[inline]
     fn from_request(req: &HttpRequest, payload: &mut dev::Payload) -> Self::Future {
-        let mut tmp;
+        let tmp;
         let cfg = if let Some(cfg) = req.app_data::<PayloadConfig>() {
             cfg
         } else {
@@ -298,7 +298,6 @@ pub struct HttpMessageBody {
 
 impl HttpMessageBody {
     /// Create `MessageBody` for request.
-    #[allow(clippy::borrow_interior_mutable_const)]
     pub fn new(req: &HttpRequest, payload: &mut dev::Payload) -> HttpMessageBody {
         let mut len = None;
         if let Some(l) = req.headers().get(&header::CONTENT_LENGTH) {

src/types/query.rs

@@ -192,7 +192,8 @@ where
 /// ```
 #[derive(Clone)]
 pub struct QueryConfig {
-    ehandler: Option<Arc<Fn(QueryPayloadError, &HttpRequest) -> Error + Send + Sync>>,
+    ehandler:
+        Option<Arc<dyn Fn(QueryPayloadError, &HttpRequest) -> Error + Send + Sync>>,
 }
 
 impl QueryConfig {

test-server/CHANGES.md

@@ -1,5 +1,9 @@
 # Changes
 
+## [0.2.4] - 2019-07-18
+
+* Update actix-server to 0.6
+
 ## [0.2.3] - 2019-07-16
 
 * Add `delete`, `options`, `patch` methods to `TestServerRunner`

test-server/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "actix-http-test"
-version = "0.2.3"
+version = "0.2.4"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Actix http test server"
 readme = "README.md"
@@ -33,7 +33,7 @@ ssl = ["openssl", "actix-server/ssl", "awc/ssl"]
 actix-codec = "0.1.2"
 actix-rt = "0.2.2"
 actix-service = "0.4.1"
-actix-server = "0.5.1"
+actix-server = "0.6.0"
 actix-utils = "0.4.1"
 awc = "0.2.2"
 

test-server/src/lib.rs

@@ -12,6 +12,7 @@ use futures::future::lazy;
 use futures::{Future, IntoFuture, Stream};
 use http::Method;
 use net2::TcpBuilder;
+use tokio_tcp::TcpStream;
 
 thread_local! {
     static RT: RefCell<Inner> = {
@@ -65,7 +66,7 @@ where
     F: FnOnce() -> R,
     R: IntoFuture,
 {
-    RT.with(move |rt| rt.borrow_mut().get_mut().block_on(lazy(|| f())))
+    RT.with(move |rt| rt.borrow_mut().get_mut().block_on(lazy(f)))
 }
 
 /// The `TestServer` type.
@@ -107,8 +108,9 @@ pub struct TestServerRuntime {
 }
 
 impl TestServer {
+    #[allow(clippy::new_ret_no_self)]
     /// Start new test server with application factory
-    pub fn new<F: StreamServiceFactory>(factory: F) -> TestServerRuntime {
+    pub fn new<F: StreamServiceFactory<TcpStream>>(factory: F) -> TestServerRuntime {
         let (tx, rx) = mpsc::channel();
 
         // run server in separate thread
@@ -191,7 +193,7 @@ impl TestServerRuntime {
         F: FnOnce() -> R,
         R: Future,
     {
-        self.rt.block_on(lazy(|| f()))
+        self.rt.block_on(lazy(f))
     }
 
     /// Execute function on current core