clippy

ntex-router/src/quoter.rs

@@ -50,11 +50,11 @@ pub(super) fn requote(val: &[u8]) -> Option<String> {
 
 #[inline]
 fn from_hex(v: u8) -> Option<u8> {
-    if v >= b'0' && v <= b'9' {
+    if (b'0'..=b'9').contains(&v) {
         Some(v - 0x30) // ord('0') == 0x30
-    } else if v >= b'A' && v <= b'F' {
+    } else if (b'A'..=b'F').contains(&v) {
         Some(v - 0x41 + 10) // ord('A') == 0x41
-    } else if v >= b'a' && v <= b'f' {
+    } else if (b'a'..=b'f').contains(&v) {
         Some(v - 0x61 + 10) // ord('a') == 0x61
     } else {
         None

ntex-router/src/resource.rs

@@ -32,17 +32,16 @@ enum PathElement {
 
 impl PathElement {
     fn is_str(&self) -> bool {
-        match self {
-            PathElement::Str(_) => true,
-            _ => false,
-        }
+        matches!(self, PathElement::Str(_))
     }
+
     fn into_str(self) -> String {
         match self {
             PathElement::Str(s) => s,
             _ => panic!(),
         }
     }
+
     fn as_str(&self) -> &str {
         match self {
             PathElement::Str(s) => s.as_str(),
@@ -380,10 +379,8 @@ impl ResourceDef {
         }
         if !pattern.is_empty() {
             // handle tail expression for static segment
-            if pattern.ends_with('*') {
-                let pattern =
-                    Regex::new(&format!("^{}(.+)", &pattern[..pattern.len() - 1]))
-                        .unwrap();
+            if let Some(stripped) = pattern.strip_suffix('*') {
+                let pattern = Regex::new(&format!("^{}(.+)", stripped)).unwrap();
                 pelems.push(Segment::Dynamic {
                     pattern,
                     names: Vec::new(),

ntex-router/src/tree.rs

@@ -244,8 +244,8 @@ impl Tree {
                 }
             }
 
-            let path = if path.starts_with('/') {
-                &path[1..]
+            let path = if let Some(path) = path.strip_prefix('/') {
+                path
             } else {
                 base_skip -= 1;
                 path
@@ -282,8 +282,8 @@ impl Tree {
             return None;
         }
 
-        let path = if path.starts_with('/') {
-            &path[1..]
+        let path = if let Some(path) = path.strip_prefix('/') {
+            path
         } else {
             base_skip -= 1;
             path
@@ -356,11 +356,8 @@ impl Tree {
                 path.len()
             };
             let segment = T::unquote(&path[..idx]);
-            let quoted = if let Cow::Owned(_) = segment {
-                true
-            } else {
-                false
-            };
+            let quoted = matches!(segment, Cow::Owned(_));
+
             // check segment match
             let is_match = match key[0] {
                 Segment::Static(ref pattern) => {

ntex-rt/src/arbiter.rs

@@ -114,10 +114,7 @@ impl Arbiter {
                     .unbounded_send(SystemCommand::RegisterArbiter(id, arb));
 
                 // run loop
-                let _ = match rt.block_on(stop_rx) {
-                    Ok(code) => code,
-                    Err(_) => 1,
-                };
+                let _ = rt.block_on(stop_rx);
 
                 // unregister arbiter
                 let _ = System::current()

ntex-rt/src/builder.rs

@@ -130,7 +130,7 @@ impl AsyncSystemRunner {
 
         // run loop
         lazy(|_| async {
-            let res = match stop.await {
+            match stop.await {
                 Ok(code) => {
                     if code != 0 {
                         Err(io::Error::new(
@@ -142,8 +142,7 @@ impl AsyncSystemRunner {
                     }
                 }
                 Err(e) => Err(io::Error::new(io::ErrorKind::Other, e)),
-            };
-            return res;
+            }
         })
         .flatten()
     }

ntex/src/http/body.rs

@@ -18,10 +18,7 @@ pub enum BodySize {
 
 impl BodySize {
     pub fn is_eof(&self) -> bool {
-        match self {
-            BodySize::None | BodySize::Empty | BodySize::Sized(0) => true,
-            _ => false,
-        }
+        matches!(self, BodySize::None | BodySize::Empty | BodySize::Sized(0))
     }
 }
 
@@ -191,14 +188,8 @@ impl MessageBody for Body {
 impl PartialEq for Body {
     fn eq(&self, other: &Body) -> bool {
         match *self {
-            Body::None => match *other {
-                Body::None => true,
-                _ => false,
-            },
-            Body::Empty => match *other {
-                Body::Empty => true,
-                _ => false,
-            },
+            Body::None => matches!(*other, Body::None),
+            Body::Empty => matches!(*other, Body::Empty),
             Body::Bytes(ref b) => match *other {
                 Body::Bytes(ref b2) => b == b2,
                 _ => false,

ntex/src/http/client/h2proto.rs

@@ -31,10 +31,10 @@ where
     trace!("Sending client request: {:?} {:?}", head, body.size());
     let head_req = head.as_ref().method == Method::HEAD;
     let length = body.size();
-    let eof = match length {
-        BodySize::None | BodySize::Empty | BodySize::Sized(0) => true,
-        _ => false,
-    };
+    let eof = matches!(
+        length,
+        BodySize::None | BodySize::Empty | BodySize::Sized(0)
+    );
 
     let mut req = Request::new(());
     *req.uri_mut() = head.as_ref().uri.clone();

ntex/src/http/client/pool.rs

@@ -140,11 +140,11 @@ where
                 // use existing connection
                 Acquire::Acquired(io, created) => {
                     trace!("Use existing connection for {:?}", req.uri);
-                    return Ok(IoConnection::new(
+                    Ok(IoConnection::new(
                         io,
                         created,
                         Some(Acquired(key, Some(inner))),
-                    ));
+                    ))
                 }
                 // open new tcp connection
                 Acquire::Available => {

ntex/src/http/client/sender.rs

@@ -154,7 +154,7 @@ impl RequestHeadType {
         SendClientRequest::new(
             config.connector.send_request(self, body.into(), addr),
             response_decompress,
-            timeout.or_else(|| config.timeout),
+            timeout.or(config.timeout),
         )
     }
 

ntex/src/http/client/ws.rs

@@ -11,7 +11,7 @@ use futures::Stream;
 use crate::codec::{AsyncRead, AsyncWrite, Framed};
 use crate::http::error::HttpError;
 use crate::http::header::{self, HeaderName, HeaderValue, AUTHORIZATION};
-use crate::http::{ConnectionType, Method, StatusCode, Uri, Version};
+use crate::http::{ConnectionType, StatusCode, Uri};
 use crate::http::{Payload, RequestHead};
 use crate::rt::time::timeout;
 use crate::service::{IntoService, Service};
@@ -48,8 +48,6 @@ impl WebsocketsRequest {
     {
         let mut err = None;
         let mut head = RequestHead::default();
-        head.method = Method::GET;
-        head.version = Version::HTTP_11;
 
         match Uri::try_from(uri) {
             Ok(uri) => head.uri = uri,

ntex/src/http/h1/dispatcher.rs

@@ -254,14 +254,14 @@ where
         }
 
         // process incoming bytes stream
-        let mut not_completed = !this.inner.poll_read(cx)?;
-        this.inner.decode_payload()?;
+        let mut not_completed = !this.inner.poll_read(cx);
+        this.inner.decode_payload();
 
         loop {
             // process incoming bytes stream, but only if
             // previous iteration didnt read whole buffer
             if not_completed {
-                not_completed = !this.inner.poll_read(cx)?;
+                not_completed = !this.inner.poll_read(cx);
             }
 
             let st = match this.call.project() {
@@ -286,10 +286,10 @@ where
                                 // to read more data (ie serevice future can wait for payload data)
                                 if this.inner.req_payload.is_some() && not_completed {
                                     // read more from io stream
-                                    not_completed = !this.inner.poll_read(cx)?;
+                                    not_completed = !this.inner.poll_read(cx);
 
                                     // more payload chunks has been decoded
-                                    if this.inner.decode_payload()? {
+                                    if this.inner.decode_payload() {
                                         // restore consumed future
                                         this = self.as_mut().project();
                                         fut = {
@@ -353,7 +353,7 @@ where
                     let write = if !this.inner.flags.contains(Flags::STARTED) {
                         PollWrite::AllowNext
                     } else {
-                        this.inner.decode_payload()?;
+                        this.inner.decode_payload();
                         this.inner.poll_write(cx)?
                     };
                     match write {
@@ -421,9 +421,7 @@ where
                 }
 
                 // keep-alive book-keeping
-                if this.inner.ka_timer.is_some()
-                    && this.inner.poll_keepalive(cx, idle)?
-                {
+                if this.inner.ka_timer.is_some() && this.inner.poll_keepalive(cx, idle) {
                     this.inner.poll_shutdown(cx)
                 } else {
                     Poll::Pending
@@ -648,7 +646,7 @@ where
     }
 
     /// Read data from io stream
-    fn poll_read(&mut self, cx: &mut Context<'_>) -> Result<bool, DispatchError> {
+    fn poll_read(&mut self, cx: &mut Context<'_>) -> bool {
         let mut completed = false;
 
         // read socket data into a buf
@@ -663,7 +661,7 @@ where
                 .map(|info| info.need_read(cx) == PayloadStatus::Read)
                 .unwrap_or(true)
             {
-                return Ok(false);
+                return false;
             }
 
             // read data from socket
@@ -703,7 +701,7 @@ where
             }
         }
 
-        Ok(completed)
+        completed
     }
 
     fn internal_error(&mut self, msg: &'static str) -> DispatcherMessage {
@@ -726,12 +724,12 @@ where
         DispatcherMessage::Error(Response::BadRequest().finish().drop_body())
     }
 
-    fn decode_payload(&mut self) -> Result<bool, DispatchError> {
+    fn decode_payload(&mut self) -> bool {
         if self.flags.contains(Flags::READ_EOF)
             || self.req_payload.is_none()
             || self.read_buf.is_empty()
         {
-            return Ok(false);
+            return false;
         }
 
         let mut updated = false;
@@ -772,12 +770,12 @@ where
             }
         }
 
-        Ok(updated)
+        updated
     }
 
-    fn decode_message(&mut self) -> Result<Option<DispatcherMessage>, DispatchError> {
+    fn decode_message(&mut self) -> Option<DispatcherMessage> {
         if self.flags.contains(Flags::READ_EOF) || self.read_buf.is_empty() {
-            return Ok(None);
+            return None;
         }
 
         match self.codec.decode(&mut self.read_buf) {
@@ -797,7 +795,7 @@ where
                         // handle upgrade request
                         if pl == MessageType::Stream && self.config.upgrade.is_some() {
                             self.flags.insert(Flags::STOP_READING);
-                            Ok(Some(DispatcherMessage::Upgrade(req)))
+                            Some(DispatcherMessage::Upgrade(req))
                         } else {
                             // handle request with payload
                             if pl == MessageType::Payload || pl == MessageType::Stream {
@@ -808,32 +806,28 @@ where
                                 self.req_payload = Some(ps);
                             }
 
-                            Ok(Some(DispatcherMessage::Request(req)))
+                            Some(DispatcherMessage::Request(req))
                         }
                     }
-                    Message::Chunk(_) => Ok(Some(self.internal_error(
+                    Message::Chunk(_) => Some(self.internal_error(
                         "Internal server error: unexpected payload chunk",
-                    ))),
+                    )),
                 }
             }
             Ok(None) => {
                 self.flags.insert(Flags::READ_EOF);
-                Ok(None)
+                None
             }
-            Err(e) => Ok(Some(self.decode_error(e))),
+            Err(e) => Some(self.decode_error(e)),
         }
     }
 
     /// keep-alive timer
-    fn poll_keepalive(
-        &mut self,
-        cx: &mut Context<'_>,
-        idle: bool,
-    ) -> Result<bool, DispatchError> {
+    fn poll_keepalive(&mut self, cx: &mut Context<'_>, idle: bool) -> bool {
         let ka_timer = self.ka_timer.as_mut().unwrap();
         // do nothing for disconnected or upgrade socket or if keep-alive timer is disabled
         if self.flags.contains(Flags::DISCONNECT) {
-            return Ok(false);
+            return false;
         }
         // slow request timeout
         else if !self.flags.contains(Flags::STARTED) {
@@ -845,7 +839,7 @@ where
                     ResponseBody::Other(Body::Empty),
                 );
                 self.flags.insert(Flags::STARTED | Flags::SHUTDOWN);
-                return Ok(true);
+                return true;
             }
         }
         // normal keep-alive, but only if we are not processing any requests
@@ -857,7 +851,7 @@ where
                     if self.write_buf.is_empty() {
                         trace!("Keep-alive timeout, close connection");
                         self.flags.insert(Flags::SHUTDOWN);
-                        return Ok(true);
+                        return true;
                     } else if let Some(dl) = self.config.keep_alive_expire() {
                         // extend keep-alive timer
                         ka_timer.reset(dl);
@@ -868,7 +862,7 @@ where
                 let _ = Pin::new(ka_timer).poll(cx);
             }
         }
-        Ok(false)
+        false
     }
 
     fn process_response(
@@ -888,11 +882,11 @@ where
         &mut self,
         io: CallProcess<S, X, U>,
     ) -> Result<CallProcess<S, X, U>, DispatchError> {
-        while let Some(msg) = self.decode_message()? {
+        while let Some(msg) = self.decode_message() {
             return match msg {
                 DispatcherMessage::Request(req) => {
                     if self.req_payload.is_some() {
-                        self.decode_payload()?;
+                        self.decode_payload();
                     }
 
                     // Handle `EXPECT: 100-Continue` header

ntex/src/http/header/mod.rs

@@ -27,10 +27,7 @@ impl ContentEncoding {
     #[inline]
     /// Is the content compressed?
     pub fn is_compressed(self) -> bool {
-        match self {
-            ContentEncoding::Identity | ContentEncoding::Auto => false,
-            _ => true,
-        }
+        !matches!(self, ContentEncoding::Identity | ContentEncoding::Auto)
     }
 
     #[inline]

ntex/src/http/response.rs

@@ -741,6 +741,7 @@ impl fmt::Debug for ResponseBuilder {
     }
 }
 
+#[allow(clippy::unnecessary_wraps)]
 fn log_error<T: Into<HttpError>>(err: T) -> Option<HttpError> {
     let e = err.into();
     error!("Error in ResponseBuilder {}", e);

ntex/src/server/config.rs

@@ -150,7 +150,7 @@ impl InternalServiceFactory for ConfiguredService {
                     ));
                 };
             }
-            return Ok(res);
+            Ok(res)
         }
         .boxed_local()
     }
@@ -271,13 +271,13 @@ where
     fn new_service(&self, _: ()) -> Self::Future {
         let fut = self.inner.new_service(());
         async move {
-            return match fut.await {
+            match fut.await {
                 Ok(s) => Ok(Box::new(StreamService::new(s)) as BoxedServerService),
                 Err(e) => {
                     error!("Can not construct service: {:?}", e);
                     Err(())
                 }
-            };
+            }
         }
         .boxed_local()
     }

ntex/src/web/types/payload.rs

@@ -232,7 +232,7 @@ impl<Err: ErrorRenderer> FromRequest<Err> for String {
                     Ok(encoding
                         .decode_without_bom_handling_and_without_replacement(&body)
                         .map(|s| s.into_owned())
-                        .ok_or_else(|| PayloadError::Decoding)?)
+                        .ok_or(PayloadError::Decoding)?)
                 }
             }
             .boxed_local(),
@@ -249,9 +249,10 @@ pub struct PayloadConfig {
 impl PayloadConfig {
     /// Create `PayloadConfig` instance and set max size of payload.
     pub fn new(limit: usize) -> Self {
-        let mut cfg = Self::default();
-        cfg.limit = limit;
-        cfg
+        PayloadConfig {
+            limit,
+            ..Default::default()
+        }
     }
 
     /// Change max size of payload. By default max size is 256Kb