diff --git a/defs.bzl b/defs.bzl
index 329ac8f50..fc26bc0bf 100644
--- a/defs.bzl
+++ b/defs.bzl
@@ -20,7 +20,7 @@ def setup_deps():
     rust_repositories(
         edition = "2021",
         include_rustc_srcs = False,
-        version = "1.58.1",
+        version = "1.64.0",
     )
 
     raze_fetch_remote_crates()
diff --git a/late_deps.bzl b/late_deps.bzl
index 65f217930..c3a954f9a 100644
--- a/late_deps.bzl
+++ b/late_deps.bzl
@@ -1,10 +1,8 @@
 """Repo setup that can't happen until after defs.bzl:setup_deps() is run."""
 
 load("@py_deps//:requirements.bzl", "install_deps")
-load("@rules_rust//tools/rust_analyzer/raze:crates.bzl", "rules_rust_tools_rust_analyzer_fetch_remote_crates")
 load("@build_bazel_rules_nodejs//toolchains/esbuild:esbuild_repositories.bzl", "esbuild_repositories")
 
 def setup_late_deps():
     install_deps()
-    rules_rust_tools_rust_analyzer_fetch_remote_crates()
     esbuild_repositories()
diff --git a/pylib/rsbridge/lib.rs b/pylib/rsbridge/lib.rs
index 258b168c2..b9920da36 100644
--- a/pylib/rsbridge/lib.rs
+++ b/pylib/rsbridge/lib.rs
@@ -1,6 +1,9 @@
 // Copyright: Ankitects Pty Ltd and contributors
 // License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 
+// Can remove after update to pyo3 0.17
+#![allow(clippy::borrow_deref_ref)]
+
 use anki::backend::{init_backend, Backend as RustBackend};
 use anki::log::default_logger;
 use pyo3::exceptions::PyException;
diff --git a/repos.bzl b/repos.bzl
index 0d30557f7..0289837f6 100644
--- a/repos.bzl
+++ b/repos.bzl
@@ -33,11 +33,11 @@ def register_repos():
     maybe(
         http_archive,
         name = "rules_rust",
-        strip_prefix = "rules_rust-adf2790f3ff063d909acd70aacdd2832756113a5",
+        strip_prefix = "rules_rust-f0cdcedc2a68ffdb3048a8510b380e64eb9a1d72",
         urls = [
-            "https://github.com/bazelbuild/rules_rust/archive/adf2790f3ff063d909acd70aacdd2832756113a5.zip",
+            "https://github.com/bazelbuild/rules_rust/archive/f0cdcedc2a68ffdb3048a8510b380e64eb9a1d72.zip",
         ],
-        sha256 = "7277e9e58ec157c233fa571e27f684402c1c0711370ef8bf379af63bd31cbe8b",
+        sha256 = "cc14a14ca5df2dd52f7d8b1a545f11cb42e9fae7861b4d5b83e883a8cc0f96bd",
     )
 
     # maybe(
diff --git a/rslib/i18n_helpers/src/garbage_collection.rs b/rslib/i18n_helpers/src/garbage_collection.rs
index f20646bcc..bc7125ddb 100644
--- a/rslib/i18n_helpers/src/garbage_collection.rs
+++ b/rslib/i18n_helpers/src/garbage_collection.rs
@@ -81,15 +81,11 @@ fn strip_unused_ftl_messages_and_terms(ftl_root: &str, used_ftls: &HashSet<Strin
         let mut ast = parser::parse(ftl.as_str()).expect("failed to parse ftl");
         let num_entries = ast.body.len();
 
-        ast.body = ast
-            .body
-            .into_iter()
-            .filter(|entry| match entry {
-                ast::Entry::Message(msg) => used_ftls.contains(msg.id.name),
-                ast::Entry::Term(term) => used_ftls.contains(term.id.name),
-                _ => true,
-            })
-            .collect();
+        ast.body.retain(|entry| match entry {
+            ast::Entry::Message(msg) => used_ftls.contains(msg.id.name),
+            ast::Entry::Term(term) => used_ftls.contains(term.id.name),
+            _ => true,
+        });
 
         if ast.body.len() < num_entries {
             fs::write(entry.path(), serialize::serialize(&ast)).expect("failed to write file");
diff --git a/rslib/i18n_helpers/src/serialize.rs b/rslib/i18n_helpers/src/serialize.rs
index 9a6bd0ea6..f05479a4e 100644
--- a/rslib/i18n_helpers/src/serialize.rs
+++ b/rslib/i18n_helpers/src/serialize.rs
@@ -377,13 +377,13 @@ fn is_select_expr<'s, S: Slice<'s>>(expr: &Expression<S>) -> bool {
     match expr {
         Expression::Select { .. } => true,
         Expression::Inline(InlineExpression::Placeable { expression }) => {
-            is_select_expr(&*expression)
+            is_select_expr(expression)
         }
         Expression::Inline(_) => false,
     }
 }
 
-#[derive(Debug, Default, Copy, Clone, PartialEq)]
+#[derive(Debug, Default, Copy, Clone, PartialEq, Eq)]
 pub struct Options {
     pub with_junk: bool,
 }
diff --git a/rslib/src/backend/collection.rs b/rslib/src/backend/collection.rs
index e1f12c350..201714e4d 100644
--- a/rslib/src/backend/collection.rs
+++ b/rslib/src/backend/collection.rs
@@ -133,7 +133,7 @@ impl Backend {
         let guard = self.col.lock().unwrap();
         guard
             .is_some()
-            .then(|| guard)
+            .then_some(guard)
             .ok_or(AnkiError::CollectionNotOpen)
     }
 
@@ -141,7 +141,7 @@ impl Backend {
         let guard = self.col.lock().unwrap();
         guard
             .is_none()
-            .then(|| guard)
+            .then_some(guard)
             .ok_or(AnkiError::CollectionAlreadyOpen)
     }
 
diff --git a/rslib/src/browser_table.rs b/rslib/src/browser_table.rs
index 531a7d424..5362d6cb8 100644
--- a/rslib/src/browser_table.rs
+++ b/rslib/src/browser_table.rs
@@ -17,7 +17,7 @@ use crate::{
     text::html_to_text_line,
 };
 
-#[derive(Debug, PartialEq, Clone, Copy, Display, EnumIter, EnumString)]
+#[derive(Debug, PartialEq, Eq, Clone, Copy, Display, EnumIter, EnumString)]
 #[strum(serialize_all = "camelCase")]
 pub enum Column {
     #[strum(serialize = "")]
diff --git a/rslib/src/card/mod.rs b/rslib/src/card/mod.rs
index 6fd1a4bda..dfd5c9fa1 100644
--- a/rslib/src/card/mod.rs
+++ b/rslib/src/card/mod.rs
@@ -30,7 +30,7 @@ impl CardId {
     }
 }
 
-#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, TryFromPrimitive, Clone, Copy)]
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Eq, TryFromPrimitive, Clone, Copy)]
 #[repr(u8)]
 pub enum CardType {
     New = 0,
@@ -39,7 +39,7 @@ pub enum CardType {
     Relearn = 3,
 }
 
-#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, TryFromPrimitive, Clone, Copy)]
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Eq, TryFromPrimitive, Clone, Copy)]
 #[repr(i8)]
 pub enum CardQueue {
     /// due is the order cards are shown in
@@ -58,7 +58,7 @@ pub enum CardQueue {
     UserBuried = -3,
 }
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub struct Card {
     pub(crate) id: CardId,
     pub(crate) note_id: NoteId,
@@ -177,7 +177,7 @@ impl Card {
             .unwrap_or(new_steps.len())
             // (re)learning card must have at least 1 step remaining
             .max(1) as u32;
-        (remaining != new_remaining).then(|| new_remaining)
+        (remaining != new_remaining).then_some(new_remaining)
     }
 }
 
diff --git a/rslib/src/card_rendering/mod.rs b/rslib/src/card_rendering/mod.rs
index 628ea7d17..831ff8862 100644
--- a/rslib/src/card_rendering/mod.rs
+++ b/rslib/src/card_rendering/mod.rs
@@ -75,7 +75,7 @@ struct TtsDirective<'a> {
     options: HashMap<&'a str, &'a str>,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 struct OtherDirective<'a> {
     name: &'a str,
     content: &'a str,
diff --git a/rslib/src/collection/backup.rs b/rslib/src/collection/backup.rs
index 5ec1b148f..71379222b 100644
--- a/rslib/src/collection/backup.rs
+++ b/rslib/src/collection/backup.rs
@@ -119,7 +119,7 @@ fn datetime_from_file_name(file_name: &str) -> Option<DateTime<Local>> {
         .and_then(|datetime| Local.from_local_datetime(&datetime).latest())
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 struct Backup {
     path: PathBuf,
     datetime: DateTime<Local>,
@@ -167,7 +167,7 @@ struct BackupFilter {
     obsolete: Vec<Backup>,
 }
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 enum BackupStage {
     Daily,
     Weekly,
diff --git a/rslib/src/config/mod.rs b/rslib/src/config/mod.rs
index 137437615..5b69ff8a0 100644
--- a/rslib/src/config/mod.rs
+++ b/rslib/src/config/mod.rs
@@ -67,7 +67,7 @@ pub(crate) enum ConfigKey {
     SchedulerVersion,
 }
 
-#[derive(PartialEq, Serialize_repr, Deserialize_repr, Clone, Copy, Debug)]
+#[derive(PartialEq, Eq, Serialize_repr, Deserialize_repr, Clone, Copy, Debug)]
 #[repr(u8)]
 pub enum SchedulerVersion {
     V1 = 1,
@@ -298,7 +298,7 @@ impl Default for NewReviewMix {
     }
 }
 
-#[derive(PartialEq, Serialize_repr, Deserialize_repr, Clone, Copy)]
+#[derive(PartialEq, Eq, Serialize_repr, Deserialize_repr, Clone, Copy)]
 #[repr(u8)]
 pub(crate) enum Weekday {
     Sunday = 0,
diff --git a/rslib/src/config/number.rs b/rslib/src/config/number.rs
index 446ff421b..7769b5449 100644
--- a/rslib/src/config/number.rs
+++ b/rslib/src/config/number.rs
@@ -14,7 +14,7 @@ pub enum I32ConfigKey {
 impl Collection {
     pub fn get_config_i32(&self, key: I32ConfigKey) -> i32 {
         #[allow(clippy::match_single_binding)]
-        self.get_config_optional(key).unwrap_or_else(|| match key {
+        self.get_config_optional(key).unwrap_or(match key {
             _other => 0,
         })
     }
diff --git a/rslib/src/dbcheck.rs b/rslib/src/dbcheck.rs
index e97814b1a..0c15a1eda 100644
--- a/rslib/src/dbcheck.rs
+++ b/rslib/src/dbcheck.rs
@@ -19,7 +19,7 @@ use crate::{
     timestamp::{TimestampMillis, TimestampSecs},
 };
 
-#[derive(Debug, Default, PartialEq)]
+#[derive(Debug, Default, PartialEq, Eq)]
 pub struct CheckDatabaseOutput {
     card_properties_invalid: usize,
     card_position_too_high: usize,
diff --git a/rslib/src/deckconfig/schema11.rs b/rslib/src/deckconfig/schema11.rs
index 6ff748c16..d8d0af9a9 100644
--- a/rslib/src/deckconfig/schema11.rs
+++ b/rslib/src/deckconfig/schema11.rs
@@ -80,7 +80,7 @@ pub struct NewConfSchema11 {
     other: HashMap<String, Value>,
 }
 
-#[derive(Serialize_tuple, Debug, PartialEq, Clone)]
+#[derive(Serialize_tuple, Debug, PartialEq, Eq, Clone)]
 pub struct NewCardIntervals {
     good: u16,
     easy: u16,
@@ -120,7 +120,7 @@ where
         .unwrap_or_default())
 }
 
-#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Clone)]
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Eq, Clone)]
 #[repr(u8)]
 pub enum NewCardOrderSchema11 {
     Random = 0,
@@ -154,7 +154,7 @@ pub struct RevConfSchema11 {
     other: HashMap<String, Value>,
 }
 
-#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Clone)]
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Eq, Clone)]
 #[repr(u8)]
 pub enum LeechAction {
     Suspend = 0,
diff --git a/rslib/src/decks/limits.rs b/rslib/src/decks/limits.rs
index 3356cb2e9..64f6565e4 100644
--- a/rslib/src/decks/limits.rs
+++ b/rslib/src/decks/limits.rs
@@ -38,11 +38,11 @@ impl NormalDeck {
 
 impl DayLimit {
     pub fn limit(&self, today: u32) -> Option<u32> {
-        (self.today == today).then(|| self.limit)
+        (self.today == today).then_some(self.limit)
     }
 }
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub(crate) struct RemainingLimits {
     pub review: u32,
     pub new: u32,
diff --git a/rslib/src/decks/name.rs b/rslib/src/decks/name.rs
index 1b3058982..d4445b69a 100644
--- a/rslib/src/decks/name.rs
+++ b/rslib/src/decks/name.rs
@@ -6,7 +6,7 @@ use itertools::Itertools;
 
 use crate::{prelude::*, text::normalize_to_nfc};
 
-#[derive(Debug, Clone, Default, PartialEq)]
+#[derive(Debug, Clone, Default, PartialEq, Eq)]
 pub struct NativeDeckName(String);
 
 impl NativeDeckName {
@@ -242,7 +242,7 @@ mod test {
     fn drag_drop() {
         // use custom separator to make the tests easier to read
         fn n(s: &str) -> NativeDeckName {
-            NativeDeckName(s.replace(":", "\x1f"))
+            NativeDeckName(s.replace(':', "\x1f"))
         }
 
         #[allow(clippy::unnecessary_wraps)]
diff --git a/rslib/src/decks/schema11.rs b/rslib/src/decks/schema11.rs
index d9ad494cc..a3a763918 100644
--- a/rslib/src/decks/schema11.rs
+++ b/rslib/src/decks/schema11.rs
@@ -77,7 +77,7 @@ fn is_false(b: &bool) -> bool {
     !b
 }
 
-#[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+#[derive(Serialize, Deserialize, PartialEq, Eq, Debug, Clone)]
 pub struct DeckCommonSchema11 {
     #[serde(deserialize_with = "deserialize_number_from_string")]
     pub(crate) id: DeckId,
@@ -105,7 +105,7 @@ pub struct DeckCommonSchema11 {
     other: HashMap<String, Value>,
 }
 
-#[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+#[derive(Serialize, Deserialize, PartialEq, Eq, Debug, Clone)]
 #[serde(rename_all = "camelCase")]
 pub struct NormalDeckSchema11 {
     #[serde(flatten)]
@@ -149,7 +149,7 @@ pub struct FilteredDeckSchema11 {
     #[serde(default)]
     preview_delay: u32,
 }
-#[derive(Serialize, Deserialize, Debug, PartialEq, Default, Clone)]
+#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Default, Clone)]
 pub struct DeckTodaySchema11 {
     #[serde(rename = "lrnToday")]
     pub(crate) lrn: TodayAmountSchema11,
@@ -161,7 +161,7 @@ pub struct DeckTodaySchema11 {
     pub(crate) time: TodayAmountSchema11,
 }
 
-#[derive(Serialize_tuple, Deserialize, Debug, PartialEq, Default, Clone)]
+#[derive(Serialize_tuple, Deserialize, Debug, PartialEq, Eq, Default, Clone)]
 #[serde(from = "Vec<Value>")]
 pub struct TodayAmountSchema11 {
     day: i32,
@@ -178,7 +178,7 @@ impl From<Vec<Value>> for TodayAmountSchema11 {
         }
     }
 }
-#[derive(Serialize_tuple, Deserialize, Debug, PartialEq, Clone)]
+#[derive(Serialize_tuple, Deserialize, Debug, PartialEq, Eq, Clone)]
 pub struct FilteredSearchTermSchema11 {
     search: String,
     #[serde(deserialize_with = "deserialize_number_from_string")]
diff --git a/rslib/src/error/db.rs b/rslib/src/error/db.rs
index ab75cb192..f233c8076 100644
--- a/rslib/src/error/db.rs
+++ b/rslib/src/error/db.rs
@@ -8,13 +8,13 @@ use rusqlite::{types::FromSqlError, Error};
 
 use super::AnkiError;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct DbError {
     pub info: String,
     pub kind: DbErrorKind,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum DbErrorKind {
     FileTooNew,
     FileTooOld,
diff --git a/rslib/src/error/filtered.rs b/rslib/src/error/filtered.rs
index e5856b474..39bb86127 100644
--- a/rslib/src/error/filtered.rs
+++ b/rslib/src/error/filtered.rs
@@ -5,7 +5,7 @@ use anki_i18n::I18n;
 
 use super::AnkiError;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum FilteredDeckError {
     MustBeLeafNode,
     CanNotMoveCardsInto,
@@ -33,7 +33,7 @@ impl From<FilteredDeckError> for AnkiError {
     }
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum CustomStudyError {
     NoMatchingCards,
     ExistingDeck,
diff --git a/rslib/src/error/mod.rs b/rslib/src/error/mod.rs
index 32c6f9afa..83a462d4f 100644
--- a/rslib/src/error/mod.rs
+++ b/rslib/src/error/mod.rs
@@ -18,7 +18,7 @@ use crate::{i18n::I18n, links::HelpPage};
 
 pub type Result<T, E = AnkiError> = std::result::Result<T, E>;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum AnkiError {
     InvalidInput(String),
     TemplateError(String),
@@ -138,7 +138,7 @@ impl AnkiError {
     }
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum TemplateError {
     NoClosingBrackets(String),
     ConditionalNotClosed(String),
@@ -195,14 +195,14 @@ impl From<csv::Error> for AnkiError {
     }
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct CardTypeError {
     pub notetype: String,
     pub ordinal: usize,
     pub details: CardTypeErrorDetails,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum CardTypeErrorDetails {
     TemplateError,
     Duplicate(usize),
@@ -212,7 +212,7 @@ pub enum CardTypeErrorDetails {
     ExtraneousCloze,
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub enum ImportError {
     Corrupt,
     TooNew,
@@ -232,7 +232,7 @@ impl ImportError {
     }
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 
 pub struct FileIoError {
     pub path: String,
diff --git a/rslib/src/error/network.rs b/rslib/src/error/network.rs
index 3a2177811..e856a1003 100644
--- a/rslib/src/error/network.rs
+++ b/rslib/src/error/network.rs
@@ -6,13 +6,13 @@ use reqwest::StatusCode;
 
 use super::AnkiError;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct NetworkError {
     pub info: String,
     pub kind: NetworkErrorKind,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum NetworkErrorKind {
     Offline,
     Timeout,
@@ -20,13 +20,13 @@ pub enum NetworkErrorKind {
     Other,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct SyncError {
     pub info: String,
     pub kind: SyncErrorKind,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum SyncErrorKind {
     Conflict,
     ServerError,
diff --git a/rslib/src/error/search.rs b/rslib/src/error/search.rs
index 11a670976..4c623cab9 100644
--- a/rslib/src/error/search.rs
+++ b/rslib/src/error/search.rs
@@ -8,13 +8,13 @@ use nom::error::{ErrorKind as NomErrorKind, ParseError as NomParseError};
 
 use super::AnkiError;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum ParseError<'a> {
     Anki(&'a str, SearchErrorKind),
     Nom(&'a str, NomErrorKind),
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum SearchErrorKind {
     MisplacedAnd,
     MisplacedOr,
diff --git a/rslib/src/import_export/gather.rs b/rslib/src/import_export/gather.rs
index 15025440f..1662f3c4a 100644
--- a/rslib/src/import_export/gather.rs
+++ b/rslib/src/import_export/gather.rs
@@ -124,14 +124,18 @@ impl ExchangeData {
 
     fn check_ids(&self) -> Result<()> {
         let now = TimestampMillis::now().0;
-        self.cards
+        if self
+            .cards
             .iter()
             .map(|card| card.id.0)
             .chain(self.notes.iter().map(|note| note.id.0))
             .chain(self.revlog.iter().map(|entry| entry.id.0))
             .any(|timestamp| timestamp > now)
-            .then(|| Err(AnkiError::InvalidId))
-            .unwrap_or(Ok(()))
+        {
+            Err(AnkiError::InvalidId)
+        } else {
+            Ok(())
+        }
     }
 }
 
diff --git a/rslib/src/import_export/mod.rs b/rslib/src/import_export/mod.rs
index 1a80f9c46..5047936e5 100644
--- a/rslib/src/import_export/mod.rs
+++ b/rslib/src/import_export/mod.rs
@@ -17,7 +17,7 @@ use crate::{
     },
 };
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ImportProgress {
     File,
     Extracting,
@@ -27,7 +27,7 @@ pub enum ImportProgress {
     Notes(usize),
 }
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ExportProgress {
     File,
     Gathering,
diff --git a/rslib/src/import_export/package/apkg/import/notes.rs b/rslib/src/import_export/package/apkg/import/notes.rs
index a260a5a5d..eb5410eb7 100644
--- a/rslib/src/import_export/package/apkg/import/notes.rs
+++ b/rslib/src/import_export/package/apkg/import/notes.rs
@@ -263,7 +263,7 @@ impl<'n> NoteContext<'n> {
         Ok(())
     }
 
-    fn replace_media_refs(&mut self, field: &mut String) -> Option<String> {
+    fn replace_media_refs(&mut self, field: &mut str) -> Option<String> {
         replace_media_refs(field, |name| {
             if let Ok(normalized) = safe_normalized_file_name(name) {
                 if let Some(entry) = self.media_map.use_entry(&normalized) {
diff --git a/rslib/src/import_export/package/colpkg/import.rs b/rslib/src/import_export/package/colpkg/import.rs
index 0cc38f791..3e3c16439 100644
--- a/rslib/src/import_export/package/colpkg/import.rs
+++ b/rslib/src/import_export/package/colpkg/import.rs
@@ -71,7 +71,7 @@ fn check_collection_and_mod_schema(col_path: &Path) -> Result<()> {
                 .pragma_query_value(None, "integrity_check", |row| row.get::<_, String>(0))
                 .ok()
         })
-        .and_then(|s| (s == "ok").then(|| ()))
+        .and_then(|s| (s == "ok").then_some(()))
         .ok_or(AnkiError::ImportError(ImportError::Corrupt))
 }
 
diff --git a/rslib/src/import_export/text/csv/export.rs b/rslib/src/import_export/text/csv/export.rs
index 3003b768f..f4811f024 100644
--- a/rslib/src/import_export/text/csv/export.rs
+++ b/rslib/src/import_export/text/csv/export.rs
@@ -211,7 +211,7 @@ impl NoteContext {
     }
 
     fn guid_column(&self) -> Option<usize> {
-        self.with_guid.then(|| 1)
+        self.with_guid.then_some(1)
     }
 
     fn notetype_column(&self) -> Option<usize> {
diff --git a/rslib/src/import_export/text/csv/import.rs b/rslib/src/import_export/text/csv/import.rs
index d6385e706..f3148a67e 100644
--- a/rslib/src/import_export/text/csv/import.rs
+++ b/rslib/src/import_export/text/csv/import.rs
@@ -61,7 +61,7 @@ impl CsvMetadata {
             CsvNotetype::GlobalNotetype(global) => global
                 .field_columns
                 .iter()
-                .map(|&i| (i > 0).then(|| i as usize))
+                .map(|&i| (i > 0).then_some(i as usize))
                 .collect(),
             CsvNotetype::NotetypeColumn(_) => {
                 let meta_columns = self.meta_columns();
@@ -124,8 +124,8 @@ struct ColumnContext {
 impl ColumnContext {
     fn new(metadata: &CsvMetadata) -> Result<Self> {
         Ok(Self {
-            tags_column: (metadata.tags_column > 0).then(|| metadata.tags_column as usize),
-            guid_column: (metadata.guid_column > 0).then(|| metadata.guid_column as usize),
+            tags_column: (metadata.tags_column > 0).then_some(metadata.tags_column as usize),
+            guid_column: (metadata.guid_column > 0).then_some(metadata.guid_column as usize),
             deck_column: metadata.deck()?.column(),
             notetype_column: metadata.notetype()?.column(),
             field_source_columns: metadata.field_source_columns()?,
diff --git a/rslib/src/import_export/text/csv/metadata.rs b/rslib/src/import_export/text/csv/metadata.rs
index 44eaacc72..233abf030 100644
--- a/rslib/src/import_export/text/csv/metadata.rs
+++ b/rslib/src/import_export/text/csv/metadata.rs
@@ -404,12 +404,9 @@ fn maybe_set_tags_column(metadata: &mut CsvMetadata, meta_columns: &HashSet<usiz
 
 fn delimiter_from_value(value: &str) -> Option<Delimiter> {
     let normed = value.to_ascii_lowercase();
-    for delimiter in Delimiter::iter() {
-        if normed.trim() == delimiter.name() || normed.as_bytes() == [delimiter.byte()] {
-            return Some(delimiter);
-        }
-    }
-    None
+    Delimiter::iter().find(|&delimiter| {
+        normed.trim() == delimiter.name() || normed.as_bytes() == [delimiter.byte()]
+    })
 }
 
 fn delimiter_from_reader(mut reader: impl Read) -> Result<Delimiter> {
diff --git a/rslib/src/import_export/text/mod.rs b/rslib/src/import_export/text/mod.rs
index e976dca5a..d84450a44 100644
--- a/rslib/src/import_export/text/mod.rs
+++ b/rslib/src/import_export/text/mod.rs
@@ -22,7 +22,7 @@ pub struct ForeignData {
     updated_tags: Vec<String>,
 }
 
-#[derive(Debug, Clone, PartialEq, Default, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Default, Serialize, Deserialize)]
 #[serde(default)]
 pub struct ForeignNote {
     guid: String,
@@ -43,7 +43,7 @@ pub struct ForeignCard {
     pub lapses: u32,
 }
 
-#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub struct ForeignNotetype {
     name: String,
     fields: Vec<String>,
@@ -52,7 +52,7 @@ pub struct ForeignNotetype {
     is_cloze: bool,
 }
 
-#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub struct ForeignTemplate {
     name: String,
     qfmt: String,
diff --git a/rslib/src/latex.rs b/rslib/src/latex.rs
index 8f467c262..f64276c10 100644
--- a/rslib/src/latex.rs
+++ b/rslib/src/latex.rs
@@ -33,7 +33,7 @@ pub(crate) fn contains_latex(text: &str) -> bool {
     LATEX.is_match(text)
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct ExtractedLatex {
     pub fname: String,
     pub latex: String,
diff --git a/rslib/src/media/check.rs b/rslib/src/media/check.rs
index 0ee928c47..2e67393e0 100644
--- a/rslib/src/media/check.rs
+++ b/rslib/src/media/check.rs
@@ -27,7 +27,7 @@ use crate::{
     text::{extract_media_refs, normalize_to_nfc, MediaRef, REMOTE_FILENAME},
 };
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct MediaCheckOutput {
     pub unused: Vec<String>,
     pub missing: Vec<String>,
@@ -38,7 +38,7 @@ pub struct MediaCheckOutput {
     pub trash_bytes: u64,
 }
 
-#[derive(Debug, PartialEq, Default)]
+#[derive(Debug, PartialEq, Eq, Default)]
 struct MediaFolderCheck {
     files: Vec<String>,
     renamed: HashMap<String, String>,
diff --git a/rslib/src/media/database.rs b/rslib/src/media/database.rs
index 66b9cf147..ab49d7d86 100644
--- a/rslib/src/media/database.rs
+++ b/rslib/src/media/database.rs
@@ -43,7 +43,7 @@ fn initial_db_setup(db: &mut Connection) -> Result<()> {
     Ok(())
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct MediaEntry {
     pub fname: String,
     /// If None, file has been deleted
@@ -54,7 +54,7 @@ pub struct MediaEntry {
     pub sync_required: bool,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct MediaDatabaseMetadata {
     /// The syncing code no longer uses this; files are scanned for
     /// indiscriminately. After this has been in production for a while
diff --git a/rslib/src/media/sync.rs b/rslib/src/media/sync.rs
index da50eda88..853b4efd3 100644
--- a/rslib/src/media/sync.rs
+++ b/rslib/src/media/sync.rs
@@ -79,7 +79,7 @@ enum LocalState {
     InDbAndPending,
 }
 
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Eq, Debug)]
 enum RequiredChange {
     // none also covers the case where we'll later upload
     None,
diff --git a/rslib/src/notes/mod.rs b/rslib/src/notes/mod.rs
index ae198d5ac..f6dba082a 100644
--- a/rslib/src/notes/mod.rs
+++ b/rslib/src/notes/mod.rs
@@ -37,7 +37,7 @@ pub(crate) struct TransformNoteOutput {
     pub update_tags: bool,
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Note {
     pub id: NoteId,
     pub guid: String,
@@ -108,7 +108,7 @@ impl Collection {
 
 /// Information required for updating tags while leaving note content alone.
 /// Tags are stored in their DB form, separated by spaces.
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub(crate) struct NoteTags {
     pub id: NoteId,
     pub mtime: TimestampSecs,
@@ -747,7 +747,7 @@ mod test {
                 col.storage.db_scalar::<u32>("select count() from graves")?,
                 0
             );
-            assert!(!col.get_next_card()?.is_some());
+            assert!(col.get_next_card()?.is_none());
             Ok(())
         };
 
@@ -786,7 +786,7 @@ mod test {
                 col.storage.db_scalar::<u32>("select count() from graves")?,
                 3
             );
-            assert!(!col.get_next_card()?.is_some());
+            assert!(col.get_next_card()?.is_none());
             Ok(())
         };
 
diff --git a/rslib/src/notetype/cardgen.rs b/rslib/src/notetype/cardgen.rs
index 75dba064d..3c7ee9843 100644
--- a/rslib/src/notetype/cardgen.rs
+++ b/rslib/src/notetype/cardgen.rs
@@ -16,7 +16,7 @@ use crate::{
 };
 
 /// Info about an existing card required when generating new cards
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub(crate) struct AlreadyGeneratedCardInfo {
     pub id: CardId,
     pub nid: NoteId,
@@ -178,7 +178,7 @@ pub(super) fn group_generated_cards_by_note(
     out
 }
 
-#[derive(Debug, PartialEq, Default)]
+#[derive(Debug, PartialEq, Eq, Default)]
 pub(crate) struct ExtractedCardInfo {
     // if set, the due position new cards should be given
     pub due: Option<u32>,
diff --git a/rslib/src/notetype/checks.rs b/rslib/src/notetype/checks.rs
index 91ae1af5a..eaa2cdb58 100644
--- a/rslib/src/notetype/checks.rs
+++ b/rslib/src/notetype/checks.rs
@@ -14,7 +14,7 @@ use crate::{
     text::{HTML_MEDIA_TAGS, SOUND_TAG},
 };
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 struct Template<'a> {
     notetype: &'a str,
     card_type: &'a str,
diff --git a/rslib/src/notetype/notetypechange.rs b/rslib/src/notetype/notetypechange.rs
index 1a97a8dab..661ca41e5 100644
--- a/rslib/src/notetype/notetypechange.rs
+++ b/rslib/src/notetype/notetypechange.rs
@@ -33,7 +33,7 @@ pub struct NotetypeChangeInfo {
     pub new_template_names: Vec<String>,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct TemplateMap {
     pub removed: Vec<usize>,
     pub remapped: HashMap<usize, usize>,
diff --git a/rslib/src/notetype/schema11.rs b/rslib/src/notetype/schema11.rs
index c3c24dafa..5a0efa75d 100644
--- a/rslib/src/notetype/schema11.rs
+++ b/rslib/src/notetype/schema11.rs
@@ -20,7 +20,7 @@ use crate::{
     types::Usn,
 };
 
-#[derive(Serialize_repr, Deserialize_repr, PartialEq, Debug, Clone)]
+#[derive(Serialize_repr, Deserialize_repr, PartialEq, Eq, Debug, Clone)]
 #[repr(u8)]
 pub enum NotetypeKind {
     Standard = 0,
diff --git a/rslib/src/notetype/schemachange.rs b/rslib/src/notetype/schemachange.rs
index f4916b8f4..67d2c5141 100644
--- a/rslib/src/notetype/schemachange.rs
+++ b/rslib/src/notetype/schemachange.rs
@@ -20,7 +20,7 @@ fn ords_changed(ords: &[Option<u32>], previous_len: usize) -> bool {
             .any(|(idx, &ord)| ord != Some(idx as u32))
 }
 
-#[derive(Default, PartialEq, Debug)]
+#[derive(Default, PartialEq, Eq, Debug)]
 struct TemplateOrdChanges {
     added: Vec<u32>,
     removed: Vec<u16>,
diff --git a/rslib/src/ops.rs b/rslib/src/ops.rs
index c3d8f4a28..4aadac3a8 100644
--- a/rslib/src/ops.rs
+++ b/rslib/src/ops.rs
@@ -3,7 +3,7 @@
 
 use crate::prelude::*;
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub enum Op {
     Custom(String),
     AddDeck,
@@ -95,7 +95,7 @@ impl Op {
     }
 }
 
-#[derive(Debug, PartialEq, Default, Clone, Copy)]
+#[derive(Debug, PartialEq, Eq, Default, Clone, Copy)]
 pub struct StateChanges {
     pub card: bool,
     pub note: bool,
@@ -107,13 +107,13 @@ pub struct StateChanges {
     pub mtime: bool,
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct OpChanges {
     pub op: Op,
     pub changes: StateChanges,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct OpOutput<T> {
     pub output: T,
     pub changes: OpChanges,
diff --git a/rslib/src/pb.rs b/rslib/src/pb.rs
index f3b6eff71..4bed294d0 100644
--- a/rslib/src/pb.rs
+++ b/rslib/src/pb.rs
@@ -4,6 +4,7 @@
 macro_rules! protobuf {
     ($ident:ident) => {
         pub mod $ident {
+            #![allow(clippy::derive_partial_eq_without_eq)]
             include!(concat!(
                 env!("OUT_DIR"),
                 concat!("/anki.", stringify!($ident), ".rs")
diff --git a/rslib/src/revlog/mod.rs b/rslib/src/revlog/mod.rs
index f00aa3137..ded0083d1 100644
--- a/rslib/src/revlog/mod.rs
+++ b/rslib/src/revlog/mod.rs
@@ -32,7 +32,7 @@ impl From<TimestampMillis> for RevlogId {
     }
 }
 
-#[derive(Serialize_tuple, Deserialize, Debug, Default, PartialEq)]
+#[derive(Serialize_tuple, Deserialize, Debug, Default, PartialEq, Eq)]
 pub struct RevlogEntry {
     pub id: RevlogId,
     pub cid: CardId,
@@ -57,7 +57,7 @@ pub struct RevlogEntry {
     pub review_kind: RevlogReviewKind,
 }
 
-#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, TryFromPrimitive, Clone, Copy)]
+#[derive(Serialize_repr, Deserialize_repr, Debug, PartialEq, Eq, TryFromPrimitive, Clone, Copy)]
 #[repr(u8)]
 pub enum RevlogReviewKind {
     Learning = 0,
diff --git a/rslib/src/scheduler/new.rs b/rslib/src/scheduler/new.rs
index 961debdc2..1f2a9952d 100644
--- a/rslib/src/scheduler/new.rs
+++ b/rslib/src/scheduler/new.rs
@@ -19,9 +19,11 @@ use crate::{
 
 impl Card {
     pub(crate) fn original_or_current_due(&self) -> i32 {
-        self.is_filtered()
-            .then(|| self.original_due)
-            .unwrap_or(self.due)
+        if self.is_filtered() {
+            self.original_due
+        } else {
+            self.due
+        }
     }
 
     pub(crate) fn last_position(&self) -> Option<u32> {
@@ -77,7 +79,7 @@ pub(crate) struct NewCardSorter {
     position: HashMap<NoteId, u32>,
 }
 
-#[derive(PartialEq)]
+#[derive(PartialEq, Eq)]
 pub enum NewCardDueOrder {
     NoteId,
     Random,
diff --git a/rslib/src/scheduler/queue/entry.rs b/rslib/src/scheduler/queue/entry.rs
index 201616625..7c4111b6e 100644
--- a/rslib/src/scheduler/queue/entry.rs
+++ b/rslib/src/scheduler/queue/entry.rs
@@ -4,7 +4,7 @@
 use super::{LearningQueueEntry, MainQueueEntry, MainQueueEntryKind};
 use crate::{card::CardQueue, prelude::*};
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub(crate) enum QueueEntry {
     IntradayLearning(LearningQueueEntry),
     Main(MainQueueEntry),
@@ -37,7 +37,7 @@ impl QueueEntry {
     }
 }
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum QueueEntryKind {
     New,
     Learning,
diff --git a/rslib/src/scheduler/queue/main.rs b/rslib/src/scheduler/queue/main.rs
index 6dc35f000..da8b30330 100644
--- a/rslib/src/scheduler/queue/main.rs
+++ b/rslib/src/scheduler/queue/main.rs
@@ -4,14 +4,14 @@
 use super::CardQueues;
 use crate::prelude::*;
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub(crate) struct MainQueueEntry {
     pub id: CardId,
     pub mtime: TimestampSecs,
     pub kind: MainQueueEntryKind,
 }
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub(crate) enum MainQueueEntryKind {
     New,
     Review,
diff --git a/rslib/src/scheduler/queue/undo.rs b/rslib/src/scheduler/queue/undo.rs
index f268e6a52..748a29110 100644
--- a/rslib/src/scheduler/queue/undo.rs
+++ b/rslib/src/scheduler/queue/undo.rs
@@ -146,7 +146,7 @@ mod test {
             let deck = col.get_deck(DeckId(1))?.unwrap();
             assert_eq!(deck.common.review_studied, 1);
 
-            assert!(!col.get_next_card()?.is_some());
+            assert!(col.get_next_card()?.is_none());
 
             Ok(())
         };
diff --git a/rslib/src/scheduler/reviews.rs b/rslib/src/scheduler/reviews.rs
index 40b7f268e..b5bf36839 100644
--- a/rslib/src/scheduler/reviews.rs
+++ b/rslib/src/scheduler/reviews.rs
@@ -55,7 +55,7 @@ impl Card {
     }
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct DueDateSpecifier {
     min: u32,
     max: u32,
diff --git a/rslib/src/scheduler/states/interval_kind.rs b/rslib/src/scheduler/states/interval_kind.rs
index b37bf966b..5272f2367 100644
--- a/rslib/src/scheduler/states/interval_kind.rs
+++ b/rslib/src/scheduler/states/interval_kind.rs
@@ -1,7 +1,7 @@
 // Copyright: Ankitects Pty Ltd and contributors
 // License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub(crate) enum IntervalKind {
     InSecs(u32),
     InDays(u32),
diff --git a/rslib/src/scheduler/states/learning.rs b/rslib/src/scheduler/states/learning.rs
index 7215a931e..02988b25a 100644
--- a/rslib/src/scheduler/states/learning.rs
+++ b/rslib/src/scheduler/states/learning.rs
@@ -4,7 +4,7 @@
 use super::{interval_kind::IntervalKind, CardState, ReviewState, SchedulingStates, StateContext};
 use crate::revlog::RevlogReviewKind;
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct LearnState {
     pub remaining_steps: u32,
     pub scheduled_secs: u32,
diff --git a/rslib/src/scheduler/states/new.rs b/rslib/src/scheduler/states/new.rs
index e4d043885..cfb69c6ca 100644
--- a/rslib/src/scheduler/states/new.rs
+++ b/rslib/src/scheduler/states/new.rs
@@ -4,7 +4,7 @@
 use super::interval_kind::IntervalKind;
 use crate::revlog::RevlogReviewKind;
 
-#[derive(Debug, Clone, Copy, PartialEq, Default)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
 pub struct NewState {
     pub position: u32,
 }
diff --git a/rslib/src/scheduler/states/preview_filter.rs b/rslib/src/scheduler/states/preview_filter.rs
index 6303f8f0e..c60ac8957 100644
--- a/rslib/src/scheduler/states/preview_filter.rs
+++ b/rslib/src/scheduler/states/preview_filter.rs
@@ -4,7 +4,7 @@
 use super::{IntervalKind, SchedulingStates, StateContext};
 use crate::revlog::RevlogReviewKind;
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct PreviewState {
     pub scheduled_secs: u32,
     pub finished: bool,
diff --git a/rslib/src/scheduler/timing.rs b/rslib/src/scheduler/timing.rs
index 2e02fa845..caffbe711 100644
--- a/rslib/src/scheduler/timing.rs
+++ b/rslib/src/scheduler/timing.rs
@@ -5,7 +5,7 @@ use chrono::{Date, Duration, FixedOffset, Local, TimeZone, Timelike};
 
 use crate::prelude::*;
 
-#[derive(Debug, PartialEq, Clone, Copy)]
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub struct SchedTimingToday {
     pub now: TimestampSecs,
     /// The number of days that have passed since the collection was created.
diff --git a/rslib/src/search/mod.rs b/rslib/src/search/mod.rs
index f7212c8ed..48f05909d 100644
--- a/rslib/src/search/mod.rs
+++ b/rslib/src/search/mod.rs
@@ -25,13 +25,13 @@ use crate::{
     prelude::AnkiError,
 };
 
-#[derive(Debug, PartialEq, Clone, Copy)]
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub enum ReturnItemType {
     Cards,
     Notes,
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub enum SortMode {
     NoOrder,
     Builtin { column: Column, reverse: bool },
diff --git a/rslib/src/search/parser.rs b/rslib/src/search/parser.rs
index 195b23ec8..eb9110c08 100644
--- a/rslib/src/search/parser.rs
+++ b/rslib/src/search/parser.rs
@@ -97,7 +97,7 @@ pub enum PropertyKind {
     Rated(i32, RatingKind),
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub enum StateKind {
     New,
     Review,
@@ -109,13 +109,13 @@ pub enum StateKind {
     Suspended,
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub enum TemplateKind {
     Ordinal(u16),
     Name(String),
 }
 
-#[derive(Debug, PartialEq, Clone)]
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub enum RatingKind {
     AnswerButton(u8),
     AnyAnswerButton,
diff --git a/rslib/src/search/sqlwriter.rs b/rslib/src/search/sqlwriter.rs
index e9ca1eeee..20bd5286a 100644
--- a/rslib/src/search/sqlwriter.rs
+++ b/rslib/src/search/sqlwriter.rs
@@ -612,7 +612,7 @@ impl SqlWriter<'_> {
     }
 }
 
-#[derive(Debug, PartialEq, Clone, Copy)]
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub enum RequiredTable {
     Notes,
     Cards,
diff --git a/rslib/src/serde.rs b/rslib/src/serde.rs
index 0d1623eb7..48fa78f98 100644
--- a/rslib/src/serde.rs
+++ b/rslib/src/serde.rs
@@ -73,7 +73,7 @@ mod test {
 
     use super::*;
 
-    #[derive(Deserialize, Debug, PartialEq)]
+    #[derive(Deserialize, Debug, PartialEq, Eq)]
     struct MaybeInvalid {
         #[serde(deserialize_with = "default_on_invalid", default)]
         field: Option<usize>,
diff --git a/rslib/src/stats/today.rs b/rslib/src/stats/today.rs
index 594b68bf9..e705a4191 100644
--- a/rslib/src/stats/today.rs
+++ b/rslib/src/stats/today.rs
@@ -34,7 +34,7 @@ mod test {
         // temporary test of fluent term handling
         let tr = I18n::template_only();
         assert_eq!(
-            &studied_today(3, 13.0, &tr).replace("\n", " "),
+            &studied_today(3, 13.0, &tr).replace('\n', " "),
             "Studied 3 cards in 13 seconds today (4.33s/card)"
         );
     }
diff --git a/rslib/src/storage/card/data.rs b/rslib/src/storage/card/data.rs
index 4c303c70a..39d64280b 100644
--- a/rslib/src/storage/card/data.rs
+++ b/rslib/src/storage/card/data.rs
@@ -13,7 +13,7 @@ use serde_json::Value;
 use crate::{prelude::*, serde::default_on_invalid};
 
 /// Helper for serdeing the card data column.
-#[derive(Debug, Clone, PartialEq, Default, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Default, Serialize, Deserialize)]
 #[serde(default)]
 pub(crate) struct CardData {
     #[serde(
diff --git a/rslib/src/storage/mod.rs b/rslib/src/storage/mod.rs
index 5ab5aa42d..781729327 100644
--- a/rslib/src/storage/mod.rs
+++ b/rslib/src/storage/mod.rs
@@ -21,7 +21,7 @@ use std::fmt::Write;
 pub(crate) use sqlite::SqliteStorage;
 pub(crate) use sync::open_and_check_sqlite_file;
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub(crate) enum SchemaVersion {
     V11,
     V18,
diff --git a/rslib/src/sync/mod.rs b/rslib/src/sync/mod.rs
index 3f60686a4..23debee32 100644
--- a/rslib/src/sync/mod.rs
+++ b/rslib/src/sync/mod.rs
@@ -46,7 +46,7 @@ pub struct NormalSyncProgress {
     pub remote_remove: usize,
 }
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum SyncStage {
     Connecting,
     Syncing,
@@ -176,14 +176,14 @@ pub struct SanityCheckResponse {
     pub server: Option<SanityCheckCounts>,
 }
 
-#[derive(Serialize, Deserialize, Debug, PartialEq)]
+#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
 #[serde(rename_all = "lowercase")]
 pub enum SanityCheckStatus {
     Ok,
     Bad,
 }
 
-#[derive(Serialize_tuple, Deserialize, Debug, PartialEq)]
+#[derive(Serialize_tuple, Deserialize, Debug, PartialEq, Eq)]
 pub struct SanityCheckCounts {
     pub counts: SanityCheckDueCounts,
     pub cards: u32,
@@ -196,7 +196,7 @@ pub struct SanityCheckCounts {
     pub deck_config: u32,
 }
 
-#[derive(Serialize_tuple, Deserialize, Debug, Default, PartialEq)]
+#[derive(Serialize_tuple, Deserialize, Debug, Default, PartialEq, Eq)]
 pub struct SanityCheckDueCounts {
     pub new: u32,
     pub learn: u32,
@@ -209,7 +209,7 @@ pub struct FullSyncProgress {
     pub total_bytes: usize,
 }
 
-#[derive(PartialEq, Debug, Clone, Copy)]
+#[derive(PartialEq, Eq, Debug, Clone, Copy)]
 pub enum SyncActionRequired {
     NoChanges,
     FullSyncRequired { upload_ok: bool, download_ok: bool },
diff --git a/rslib/src/tags/mod.rs b/rslib/src/tags/mod.rs
index e9ef57b34..04f876ad3 100644
--- a/rslib/src/tags/mod.rs
+++ b/rslib/src/tags/mod.rs
@@ -17,7 +17,7 @@ use unicase::UniCase;
 
 use crate::prelude::*;
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub struct Tag {
     pub name: String,
     pub usn: Usn,
diff --git a/rslib/src/template.rs b/rslib/src/template.rs
index 41ef81b00..49f5cfb32 100644
--- a/rslib/src/template.rs
+++ b/rslib/src/template.rs
@@ -175,7 +175,7 @@ fn legacy_tokens(mut data: &str) -> impl Iterator<Item = TemplateResult<Token>>
 // Parsing
 //----------------------------------------
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 enum ParsedNode {
     Text(String),
     Replacement {
@@ -371,7 +371,7 @@ fn template_is_empty(
 // Rendering
 //----------------------------------------
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum RenderedNode {
     Text {
         text: String,
@@ -632,7 +632,7 @@ fn cloze_is_empty(field_map: &HashMap<&str, Cow<str>>, card_ord: u16) -> bool {
 // Field requirements
 //----------------------------------------
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub enum FieldRequirements {
     Any(HashSet<u16>),
     All(HashSet<u16>),
diff --git a/rslib/src/typeanswer.rs b/rslib/src/typeanswer.rs
index 5c91e9d41..d1657ad6f 100644
--- a/rslib/src/typeanswer.rs
+++ b/rslib/src/typeanswer.rs
@@ -115,20 +115,20 @@ fn prepare_provided(provided: &str) -> String {
     normalize_to_nfc(provided).into()
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 enum DiffTokenKind {
     Good,
     Bad,
     Missing,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 struct DiffToken<'a> {
     kind: DiffTokenKind,
     text: Cow<'a, str>,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 struct DiffOutput<'a> {
     provided: Vec<DiffToken<'a>>,
     expected: Vec<DiffToken<'a>>,
diff --git a/rslib/src/undo/mod.rs b/rslib/src/undo/mod.rs
index 42961734d..86a1a0354 100644
--- a/rslib/src/undo/mod.rs
+++ b/rslib/src/undo/mod.rs
@@ -30,7 +30,7 @@ impl UndoableOp {
     }
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 enum UndoMode {
     NormalOp,
     Undoing,