fixed clippy warnings

Author: sheshnath-at-knoldus

core/codegen/src/attribute/route/mod.rs

@@ -266,8 +266,12 @@ fn internal_uri_macro_decl(route: &Route) -> TokenStream {
         route.attr.method.as_ref().map(|m| m.0.hash(&mut hasher));
         route.attr.uri.path().hash(&mut hasher);
         route.attr.uri.query().hash(&mut hasher);
-        route.attr.data.as_ref().map(|d| d.value.hash(&mut hasher));
-        route.attr.format.as_ref().map(|f| f.0.hash(&mut hasher));
+        if let Some(data) = &route.attr.data {
+            data.value.hash(&mut hasher);
+        }
+        if let Some(format) = &route.attr.format {
+            format.0.hash(&mut hasher);
+        }
     });
 
     let route_uri = route.attr.uri.to_string();

core/lib/src/listener/tcp.rs

@@ -24,7 +24,7 @@ impl Bind for TcpListener {
     type Error = Either<figment::Error, io::Error>;
 
     async fn bind(rocket: &Rocket<Ignite>) -> Result<Self, Self::Error> {
-        let endpoint = Self::bind_endpoint(&rocket)?;
+        let endpoint = Self::bind_endpoint(rocket)?;
         let addr = endpoint.tcp()
             .ok_or_else(|| io::Error::other("internal error: invalid endpoint"))
             .map_err(Right)?;

core/lib/src/listener/unix.rs

@@ -75,7 +75,7 @@ impl Bind for UnixListener {
     type Error = Either<figment::Error, io::Error>;
 
     async fn bind(rocket: &Rocket<Ignite>) -> Result<Self, Self::Error> {
-        let endpoint = Self::bind_endpoint(&rocket)?;
+        let endpoint = Self::bind_endpoint(rocket)?;
         let path = endpoint.unix()
             .ok_or_else(|| Right(io::Error::other("internal error: invalid endpoint")))?;