Fix all clippy lints

server/build.rs

@@ -4,13 +4,11 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
 	println!("cargo:rerun-if-changed=../protobuf/");
 	println!("cargo:rerun-if-changed=build.rs");
 	let mut files = Vec::new();
-	for f in read_dir("../protobuf").unwrap() {
-		if let Ok(f) = f {
+	for f in read_dir("../protobuf").unwrap().flatten() {
 		if f.path().is_file() && f.path().extension().map(|x| x == "proto").unwrap_or(false) {
 			files.push(f.path());
 		}
 	}
-	}
 	if let Err(e) = prost_build::Config::new()
 		.out_dir("src/server/protos")
 		.compile_protos(

server/src/allocator.rs

@@ -14,7 +14,7 @@ unsafe impl GlobalAlloc for Allocator {
 		if !ret.is_null() {
 			ALLOCATED.fetch_add(layout.size(), SeqCst);
 		}
-		return ret;
+		ret
 	}
 
 	unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
@@ -32,7 +32,7 @@ impl Allocator {
 #[global_allocator]
 static ALLOCATOR: Allocator = Allocator;
 
-static UNITS: (&'static str, &'static [(&'static str, usize)]) = (
+static UNITS: (&str, &[(&str, usize)]) = (
 	"b",
 	&[
 		("B", 8),

server/src/command.rs

@@ -2,11 +2,9 @@ use std::fs::read_dir;
 
 pub fn command_handler(command: String) -> String {
 	if command == "reload_cache" {
-		for file in read_dir("games").unwrap() {
-			if let Ok(folder) = file {
+		for folder in read_dir("games").unwrap().flatten() {
 			if folder.path().is_dir() {
-					for file in read_dir(folder.path()).unwrap() {
-						if let Ok(file) = file {
+				for file in read_dir(folder.path()).unwrap().flatten() {
 					if file.file_name().to_str().unwrap() == "game.json" {
 						let conf = crate::games::Config::load(file.path());
 						log::info!("Reloading caches for {}", conf.name);
@@ -16,7 +14,5 @@ pub fn command_handler(command: String) -> String {
 			}
 		}
 	}
-		}
-	}
 	command
 }

server/src/db.rs

@@ -42,12 +42,11 @@ impl Db {
 	}
 
 	pub fn add_user(&mut self, name: String) -> Result<Uuid> {
-		loop {
 		let uuid = Uuid::new_v4();
 		// println!("{:?}", uuid.as_bytes().to_vec());
 		let res = self.conn.execute(
 			"INSERT INTO Users(uuid, name) VALUES(?, ?)",
-				params![uuid.as_bytes().to_vec(), name.to_string()],
+			params![uuid.as_bytes().to_vec(), name],
 		); // Server crashes if uuids collide
 
 		if let Err(e) = res {
@@ -69,8 +68,7 @@ impl Db {
 			}
 		}
 
-			return Ok(uuid);
-		}
+		Ok(uuid)
 	}
 	// FIXME: return Results intead of crashing
 	pub fn get_users_in_lobby_where_user_is(&mut self, uuid: Uuid) -> Vec<String> {

server/src/games/config.rs

@@ -77,14 +77,12 @@ impl Config {
 			let folder = folder.clone();
 			tokio::task::spawn_blocking(|| cache_image(p, folder));
 		}
-		for (
-			_,
+		for 
 			Card {
 				image,
 				back_image,
 				other: _,
-			},
-		) in &self.available_cards
+			} in self.available_cards.values()
 		{
 			{
 				let folder = folder.clone();
@@ -128,7 +126,7 @@ fn cache_image<P1: AsRef<Path>, P2: AsRef<Path>>(p: P1, folder: P2) {
 		// log::info!("Updating cache for: {}", original.display());
 		let mut face_buf = Vec::new();
 		image::open(&original)
-			.expect(&format!("Error loading the image in {:?}", original))
+			.unwrap_or_else(|e| panic!("Error loading the image in {:?} ({})", original, e))
 			.write_to(&mut face_buf, image::ImageOutputFormat::Png)
 			.unwrap();
 		match std::fs::create_dir_all(cached.parent().unwrap()) {

server/src/games/mod.rs

@@ -59,12 +59,12 @@ impl Game {
 
 	pub fn get_card_paths(&self, image: &str) -> (std::path::PathBuf, std::path::PathBuf) {
 		let card = &self.conf.available_cards[image];
-		let mut front = self.folder.join(".cache").join(&card.image).to_path_buf();
+		let mut front = self.folder.join(".cache").join(&card.image);
 		let mut back = self.folder.join(".cache").join(
 			&card
 				.back_image
 				.as_ref()
-				.unwrap_or(self.conf.default_back.as_ref().unwrap()),
+				.unwrap_or_else(|| self.conf.default_back.as_ref().unwrap()),
 		);
 		front.set_extension("png");
 		back.set_extension("png");
@@ -97,18 +97,14 @@ impl std::fmt::Debug for Game {
 pub fn load_games() -> Vec<Game> {
 	config::setup();
 	let mut games = Vec::new();
-	for file in read_dir("games").unwrap() {
-		if let Ok(folder) = file {
+	for folder in read_dir("games").unwrap().flatten() {
 		if folder.path().is_dir() {
-				for file in read_dir(folder.path()).unwrap() {
-					if let Ok(file) = file {
+			for file in read_dir(folder.path()).unwrap().flatten() {
 				if file.file_name().to_str().unwrap() == "game.json" {
 					games.push(Game::load(folder.path()))
 				}
 			}
 		}
 	}
-		}
-	}
 	games
 }

server/src/games/run.rs

@@ -80,13 +80,13 @@ impl RunningGame {
 		.unwrap();
 		let mut players = HashMap::new();
 		for (i, player) in current_players.iter().enumerate() {
-			players.insert(player.clone(), i as u32);
+			players.insert(*player, i as u32);
 		}
 		log::info!("Players in game {}: {:?}", name, players);
 		Self {
 			name,
-			piles: piles,
-			player_piles: player_piles,
+			piles,
+			player_piles,
 			functions,
 			current_player: Player::new(0, current_players.len() as u32),
 			data: other,

server/src/games/run/engine.rs

@@ -97,8 +97,8 @@ fn get_card_from_id(data: &mut Map, card: CardId) -> Result<Dynamic, Box<rhai::E
 		super::CardIdx::Indexed(i) => pile.cards.get(i),
 	};
 	card_maybe
-		.map(|x| to_dynamic(x))
-		.unwrap_or(Ok(Dynamic::default()))
+		.map(to_dynamic)
+		.unwrap_or_else(|| Ok(Dynamic::default()))
 }
 
 fn pop_card_from_id(data_dyn: &mut Map, card: CardId) -> Result<Dynamic, Box<rhai::EvalAltResult>> {
@@ -116,8 +116,8 @@ fn pop_card_from_id(data_dyn: &mut Map, card: CardId) -> Result<Dynamic, Box<rha
 		super::CardIdx::Bottom => pile
 			.cards
 			.pop()
-			.map(|x| to_dynamic(x))
-			.unwrap_or(Ok(Dynamic::default())),
+			.map(to_dynamic)
+			.unwrap_or_else(|| Ok(Dynamic::default())),
 		super::CardIdx::Indexed(i) => to_dynamic(&pile.cards.remove(i)),
 	};
 	dynamic = to_dynamic(&data)?;

server/src/games/run/functions.rs

@@ -34,8 +34,8 @@ impl Functions {
 		let has_turn_start = fns.contains(&"turn_start".to_string());
 		let engine = setup_engine(conf);
 		Self {
-			engine,
 			ast,
+			engine,
 			has_turn_start,
 		}
 	}

server/src/games/run/types.rs

@@ -236,12 +236,6 @@ impl RunningPile {
 			other.insert(k, v);
 		}
 
-		Ok(Self {
-			cards,
-			other,
-			face_down,
-			visible,
-			name,
-		})
+		Ok(Self { name, cards, face_down, visible, other })
 	}
 }

server/src/logger.rs

@@ -99,10 +99,7 @@ fn colored_formatter(d: fern::Dispatch) -> fern::Dispatch {
 		.debug(Color::BrightBlack)
 		// depending on the terminals color scheme, this is the same as the background color
 		.trace(Color::BrightBlack);
-	let colors_level = colors_line
-		.clone()
-		.info(Color::Green)
-		.debug(Color::BrightBlack);
+	let colors_level = colors_line.info(Color::Green).debug(Color::BrightBlack);
 	d.format(
 		move |out: fern::FormatCallback, message: _, record: &log::Record| {
 			out.finish(format_args!(
@@ -144,6 +141,7 @@ where
 	T: Send + 'static,
 	F: Fn(String) -> T + Send + 'static,
 {
+	#[allow(clippy::new_ret_no_self)]
 	fn new(
 		handler: F,
 		use_colors: bool,
@@ -367,7 +365,7 @@ impl<T> LimitedVec<T> {
 				.and_then(|x| x.checked_sub(self.pos))
 				.unwrap_or(0)
 		};
-		let mut end = self.inner.len().checked_sub(self.pos).unwrap_or(0);
+		let mut end = self.inner.len().saturating_sub(self.pos);
 		if end < self.inner.len() {
 			end = self.inner.len()
 		}

server/src/logger/color_message.rs

@@ -9,7 +9,7 @@ lazy_static! {
 	pub static ref ANSI_REGEX: Regex = Regex::new(ANSI_RE).unwrap();
 }
 
-pub fn print_line(message: &String, use_colors: bool, stdout: &mut std::io::Stdout) {
+pub fn print_line(message: &str, use_colors: bool, stdout: &mut std::io::Stdout) {
 	if use_colors {
 		let mut s = String::new();
 		let mut highlight = false;
@@ -26,22 +26,20 @@ pub fn print_line(message: &String, use_colors: bool, stdout: &mut std::io::Stdo
 						current
 					);
 					queue!(stdout, Print(styled)).unwrap();
-					s = String::new();
 				} else {
 					queue!(stdout, Print(s)).unwrap();
-					s = String::new();
 				}
+				s = String::new();
+
 				highlight = !highlight;
 				continue;
-			} else {
-				if !highlight {
-					if let Some(m) = ANSI_REGEX.find_at(message.as_str(), i) {
+			} else if !highlight {
+				if let Some(m) = ANSI_REGEX.find_at(message, i) {
 					if i == m.start() {
 						current = m.as_str().to_string();
 					}
 				}
 			}
-			}
 			i += 1;
 			s.push(c);
 		}

server/src/server.rs

@@ -103,15 +103,7 @@ pub async fn start(
 // 	}
 // }
 
-pub async fn serve(
-	mut pool: db::DbClient,
-	games: Vec<crate::games::Game>,
-	properties: crate::server_properties::ServerProperties,
-) -> Result<(), std::io::Error> {
-	let properties = Arc::new(properties);
-	let games = Arc::new(games);
-	let voting = votes::VotingSystem::new(pool.clone().await);
-	let running_games: Arc<
+type RunningGames = Arc<
 	RwLock<
 		HashMap<
 			u32,
@@ -122,8 +114,18 @@ pub async fn serve(
 			)>,
 		>,
 	>,
-	> = Default::default();
-	let listener = TcpListener::bind(properties.addr.clone()).await?;
+>;
+
+pub async fn serve(
+	mut pool: db::DbClient,
+	games: Vec<crate::games::Game>,
+	properties: crate::server_properties::ServerProperties,
+) -> Result<(), std::io::Error> {
+	let properties = Arc::new(properties);
+	let games = Arc::new(games);
+	let voting = votes::VotingSystem::new(pool.clone().await);
+	let running_games: RunningGames = Default::default();
+	let listener = TcpListener::bind(properties.addr).await?;
 	let socket_manager = Arc::new(SocketManager::new());
 	loop {
 		let (stream, addr) = listener.accept().await?;
@@ -205,9 +207,9 @@ pub async fn serve(
 						&mut service_data,
 						writer
 							.take()
-							.ok_or(anyhow::anyhow!(
-								"Connect shouldn't be called more than once"
-							))
+							.ok_or_else(|| {
+								anyhow::anyhow!("Connect shouldn't be called more than once")
+							})
 							.unwrap(),
 						&socket_manager,
 						name,
@@ -280,18 +282,7 @@ struct ServiceData {
 	properties: Arc<ServerProperties>,
 	games: Arc<Vec<crate::games::Game>>,
 	voting: VotingSystem,
-	running_games: Arc<
-		RwLock<
-			HashMap<
-				u32,
-				RwLock<(
-					u32,
-					RunningGame,
-					votes::Modifiable<Option<protos::game::GameStatus>>,
-				)>,
-			>,
-		>,
-	>,
+	running_games: RunningGames,
 	addr: SocketAddr,
 	db: db::DbClient,
 }
@@ -313,12 +304,13 @@ impl UserId {
 	}
 
 	pub fn get(self) -> Result<Uuid> {
-		self.0.ok_or(anyhow::anyhow!("User should have connected"))
+		self.0
+			.ok_or_else(|| anyhow::anyhow!("User should have connected"))
 	}
 
 	pub fn get_ref(&self) -> Result<&Uuid> {
 		self.0
 			.as_ref()
-			.ok_or(anyhow::anyhow!("User should have connected"))
+			.ok_or_else(|| anyhow::anyhow!("User should have connected"))
 	}
 }

server/src/server/game.rs

@@ -26,7 +26,7 @@ pub(super) async fn get_status(data: &mut ServiceData) -> Result<GameStatus> {
 	let game = &game_lock.1;
 	let mut names = vec![];
 	for (uuid, id) in &game.players {
-		names.push((data.db.get_name_for_uuid(uuid.clone()).await, *id))
+		names.push((data.db.get_name_for_uuid(*uuid).await, *id))
 	}
 	names.sort_by(|(_, a), (_, b)| a.cmp(b));
 	let names = names

server/src/server/protos/protocol.rs

@@ -1,6 +1,9 @@
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct ClientServerPacket {
-    #[prost(oneof="client_server_packet::Data", tags="1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14")]
+	#[prost(
+		oneof = "client_server_packet::Data",
+		tags = "1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14"
+	)]
 	pub data: ::core::option::Option<client_server_packet::Data>,
 }
 /// Nested message and enum types in `ClientServerPacket`.
@@ -42,7 +45,10 @@ pub mod client_server_packet {
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct ServerClientPacket {
-    #[prost(oneof="server_client_packet::Data", tags="1, 2, 3, 4, 5, 6, 7, 8, 9")]
+	#[prost(
+		oneof = "server_client_packet::Data",
+		tags = "1, 2, 3, 4, 5, 6, 7, 8, 9"
+	)]
 	pub data: ::core::option::Option<server_client_packet::Data>,
 }
 /// Nested message and enum types in `ServerClientPacket`.

server/src/server/socket_manager.rs

@@ -74,7 +74,7 @@ impl SocketManager {
 		{
 			let mut lock = lock
 				.get(uuid)
-				.ok_or(anyhow!("Can't get socket with uuid {}", uuid))?
+				.ok_or_else(|| anyhow!("Can't get socket with uuid {}", uuid))?
 				.write()
 				.await;
 			lock.write(message).await?;

server/src/server/votes.rs

@@ -44,13 +44,14 @@ impl<T> Modifiable<T> {
 }
 
 const STATUS_TIMEOUT: Duration = Duration::from_secs(120);
+type LastStatus = Arc<RwLock<HashMap<u32, Arc<RwLock<Modifiable<(Message, Option<SystemTime>)>>>>>>;
 
 #[derive(Clone)]
 pub struct VotingSystem {
 	conn: Arc<RwLock<db::DbClient>>,
 	// games: Arc<Vec<crate::games::Game>>,
 	// broadcast: broadcast::Sender<Message>,
-	last_status: Arc<RwLock<HashMap<u32, Arc<RwLock<Modifiable<(Message, Option<SystemTime>)>>>>>>,
+	last_status: LastStatus,
 }
 
 impl VotingSystem {
@@ -80,6 +81,7 @@ impl VotingSystem {
 		timeout: Option<SystemTime>,
 	) {
 		let mut lock = self.last_status.write().await;
+		#[allow(clippy::map_entry)]
 		if lock.contains_key(&lobby) {
 			lock.get(&lobby)
 				.unwrap()

server/src/server_properties.rs

@@ -12,7 +12,7 @@ pub struct ServerProperties {
 	#[serde(default = "default_colors")]
 	pub use_colors: bool,
 	#[serde(alias = "$schema", default = "default_schema")]
-	schema: String
+	schema: String,
 }
 
 impl ServerProperties {