ci: fix clippy (Cuprate#428)

* cargo clippy

* fix

* remove `needless_continue`

* readd `continue`

Author: hinto-janai

Cargo.toml

@@ -216,7 +216,6 @@ missing_transmute_annotations = "deny"
 mut_mut = "deny"
 needless_bitwise_bool = "deny"
 needless_character_iteration = "deny"
-needless_continue = "deny"
 needless_for_each = "deny"
 needless_maybe_sized = "deny"
 needless_raw_string_hashes = "deny"

consensus/context/src/difficulty.rs

@@ -348,7 +348,7 @@ fn get_window_start_and_end(
     if window_len <= accounted_window {
         (0, window_len)
     } else {
-        let start = (window_len - (accounted_window) + 1) / 2;
+        let start = (window_len - (accounted_window)).div_ceil(2);
         (start, start + accounted_window)
     }
 }

cryptonight/src/slow_hash.rs

@@ -49,7 +49,7 @@ impl CnSlowHashState {
         &self.b
     }
 
-    fn get_keccak_bytes_mut(&mut self) -> &mut [u8; KECCAK1600_BYTE_SIZE] {
+    const fn get_keccak_bytes_mut(&mut self) -> &mut [u8; KECCAK1600_BYTE_SIZE] {
         &mut self.b
     }
 

net/epee-encoding/src/error.rs

@@ -27,6 +27,10 @@ impl Error {
         }
     }
 
+    #[expect(
+        clippy::missing_const_for_fn,
+        reason = "False-positive, `<String as Deref>::deref` is not const"
+    )]
     fn field_data(&self) -> &str {
         match self {
             Self::IO(data) | Self::Format(data) => data,

net/levin/src/lib.rs

@@ -194,23 +194,23 @@ impl<C: LevinCommand> BucketBuilder<C> {
         }
     }
 
-    pub fn set_signature(&mut self, sig: u64) {
+    pub const fn set_signature(&mut self, sig: u64) {
         self.signature = Some(sig);
     }
 
-    pub fn set_message_type(&mut self, ty: MessageType) {
+    pub const fn set_message_type(&mut self, ty: MessageType) {
         self.ty = Some(ty);
     }
 
     pub fn set_command(&mut self, command: C) {
         self.command = Some(command);
     }
 
-    pub fn set_return_code(&mut self, code: i32) {
+    pub const fn set_return_code(&mut self, code: i32) {
         self.return_code = Some(code);
     }
 
-    pub fn set_protocol_version(&mut self, version: u32) {
+    pub const fn set_protocol_version(&mut self, version: u32) {
         self.protocol_version = Some(version);
     }
 

p2p/p2p-core/src/client/weak.rs

@@ -45,7 +45,7 @@ impl<N: NetworkZone> WeakClient<N> {
     /// Create a [`WeakBroadcastClient`] from this [`WeakClient`].
     ///
     /// See the docs for [`WeakBroadcastClient`] for what this type can do.
-    pub fn broadcast_client(&mut self) -> WeakBroadcastClient<'_, N> {
+    pub const fn broadcast_client(&mut self) -> WeakBroadcastClient<'_, N> {
         WeakBroadcastClient(self)
     }
 }

p2p/p2p/src/connection_maintainer.rs

@@ -98,10 +98,7 @@ where
 
     /// Connects to random seeds to get peers and immediately disconnects
     #[instrument(level = "info", skip(self))]
-    #[expect(
-        clippy::significant_drop_in_scrutinee,
-        clippy::significant_drop_tightening
-    )]
+    #[expect(clippy::significant_drop_tightening)]
     async fn connect_to_random_seeds(&mut self) -> Result<(), OutboundConnectorError> {
         let seeds = self
             .config
@@ -161,7 +158,6 @@ where
 
         tokio::spawn(
             async move {
-                #[expect(clippy::significant_drop_in_scrutinee)]
                 if let Ok(Ok(peer)) = timeout(HANDSHAKE_TIMEOUT, connection_fut).await {
                     drop(new_peers_tx.send(peer).await);
                 }