chore: made clippy happy

src/mania/convert/mod.rs

@@ -200,7 +200,7 @@ fn target_columns(map: &Beatmap) -> f32 {
 
         // * In osu!stable, this division appears as if it happens on floats, but due to release-mode
         // * optimisations, it actually ends up happening on doubles.
-        let percent_slider_or_spinner = f64::from(count_slider_or_spinner as f64 / len as f64);
+        let percent_slider_or_spinner = count_slider_or_spinner as f64 / len as f64;
 
         if percent_slider_or_spinner < 0.2 {
             return 7.0;
@@ -211,5 +211,9 @@ fn target_columns(map: &Beatmap) -> f32 {
         }
     }
 
+    // Keeping it in-sync with lazer
+    #[allow(clippy::manual_clamp)]
+    {
         ((rounded_od as i32) + 1).min(7).max(4) as f32
+    }
 }

src/model/beatmap/attributes.rs

@@ -382,6 +382,8 @@ impl<M> From<&Converted<'_, M>> for BeatmapAttributesBuilder {
     }
 }
 
+// False positive? Value looks consumed to me...
+#[allow(clippy::needless_pass_by_value)]
 fn difficulty_range(difficulty: f64, windows: GameModeHitWindows) -> f64 {
     let GameModeHitWindows { min, avg: mid, max } = windows;
 

src/osu/difficulty/gradual.rs

@@ -178,9 +178,9 @@ impl Iterator for OsuGradualDifficulty {
         DifficultyValues::eval(
             &mut attrs,
             self.difficulty.get_mods(),
-            aim_difficulty_value,
+            &aim_difficulty_value,
-            aim_no_sliders_difficulty_value,
+            &aim_no_sliders_difficulty_value,
-            speed_difficulty_value,
+            &speed_difficulty_value,
             speed_relevant_note_count,
             flashlight_difficulty_value,
         );

src/osu/difficulty/mod.rs

@@ -53,9 +53,9 @@ pub fn difficulty(difficulty: &Difficulty, converted: &OsuBeatmap<'_>) -> OsuDif
     DifficultyValues::eval(
         &mut attrs,
         mods,
-        aim_difficulty_value,
+        &aim_difficulty_value,
-        aim_no_sliders_difficulty_value,
+        &aim_no_sliders_difficulty_value,
-        speed_difficulty_value,
+        &speed_difficulty_value,
         speed_relevant_note_count,
         flashlight_difficulty_value,
     );
@@ -151,9 +151,9 @@ impl DifficultyValues {
     pub fn eval(
         attrs: &mut OsuDifficultyAttributes,
         mods: &GameMods,
-        aim: UsedOsuStrainSkills<DifficultyValue>,
+        aim: &UsedOsuStrainSkills<DifficultyValue>,
-        aim_no_sliders: UsedOsuStrainSkills<DifficultyValue>,
+        aim_no_sliders: &UsedOsuStrainSkills<DifficultyValue>,
-        speed: UsedOsuStrainSkills<DifficultyValue>,
+        speed: &UsedOsuStrainSkills<DifficultyValue>,
         speed_relevant_note_count: f64,
         flashlight_difficulty_value: f64,
     ) {

src/osu/difficulty/skills/speed.rs

@@ -214,6 +214,7 @@ impl RhythmEvaluator {
     const RHYTHM_OVERALL_MULTIPLIER: f64 = 0.95;
     const RHYTHM_RATIO_MULTIPLIER: f64 = 12.0;
 
+    #[allow(clippy::too_many_lines)]
     fn evaluate_diff_of<'a>(
         curr: &'a OsuDifficultyObject<'a>,
         diff_objects: &'a [OsuDifficultyObject<'a>],
@@ -420,7 +421,7 @@ const _: [(); 0 - !{ MIN_DELTA_TIME - OsuDifficultyObject::MIN_DELTA_TIME as i32
     [];
 
 impl RhythmIsland {
-    fn new(delta_difference_eps: f64) -> Self {
+    const fn new(delta_difference_eps: f64) -> Self {
         Self {
             delta_difference_eps,
             delta: 0,
@@ -444,7 +445,7 @@ impl RhythmIsland {
         self.delta_count += 1;
     }
 
-    fn is_similar_polarity(&self, other: &Self) -> bool {
+    const fn is_similar_polarity(&self, other: &Self) -> bool {
         // * TODO: consider islands to be of similar polarity only if they're having the same average delta (we don't want to consider 3 singletaps similar to a triple)
         // *       naively adding delta check here breaks _a lot_ of maps because of the flawed ratio calculation
         self.delta_count % 2 == other.delta_count % 2

src/osu/difficulty/skills/strain.rs

@@ -11,7 +11,7 @@ impl Default for OsuStrainSkill {
         Self {
             // mean=406.72 | median=307
             object_strains: Vec::with_capacity(256),
-            inner: Default::default(),
+            inner: StrainSkill::default(),
         }
     }
 }
@@ -90,7 +90,7 @@ pub struct UsedOsuStrainSkills<T> {
 }
 
 impl UsedOsuStrainSkills<DifficultyValue> {
-    pub fn difficulty_value(&self) -> f64 {
+    pub const fn difficulty_value(&self) -> f64 {
         self.value.0
     }
 

src/osu/performance/mod.rs

@@ -649,7 +649,7 @@ impl OsuPerformanceInner<'_> {
         aim_value *= len_bonus;
 
         if self.effective_miss_count > 0.0 {
-            aim_value *= self.calculate_miss_penalty(
+            aim_value *= Self::calculate_miss_penalty(
                 self.effective_miss_count,
                 self.attrs.aim_difficult_strain_count,
             );
@@ -718,7 +718,7 @@ impl OsuPerformanceInner<'_> {
         speed_value *= len_bonus;
 
         if self.effective_miss_count > 0.0 {
-            speed_value *= self.calculate_miss_penalty(
+            speed_value *= Self::calculate_miss_penalty(
                 self.effective_miss_count,
                 self.attrs.speed_difficult_strain_count,
             );
@@ -863,7 +863,7 @@ impl OsuPerformanceInner<'_> {
     // * Miss penalty assumes that a player will miss on the hardest parts of a map,
     // * so we use the amount of relatively difficult sections to adjust miss penalty
     // * to make it more punishing on maps with lower amount of hard sections.
-    fn calculate_miss_penalty(&self, miss_count: f64, diff_strain_count: f64) -> f64 {
+    fn calculate_miss_penalty(miss_count: f64, diff_strain_count: f64) -> f64 {
         0.96 / ((miss_count / (4.0 * diff_strain_count.ln().powf(0.94))) + 1.0)
     }
 

src/taiko/convert.rs

@@ -174,7 +174,7 @@ struct SliderParams<'c> {
 }
 
 impl<'c> SliderParams<'c> {
-    fn new(start_time: f64, slider: &'c Slider) -> Self {
+    const fn new(start_time: f64, slider: &'c Slider) -> Self {
         Self {
             slider,
             start_time,

src/taiko/performance/mod.rs

@@ -511,6 +511,7 @@ impl TaikoPerformanceInner<'_> {
         let h100 = self.attrs.ok_hit_window;
         let n = self.total_hits();
 
+        #[allow(clippy::items_after_statements, clippy::unreadable_literal)]
         // * 99% critical value for the normal distribution (one-tailed).
         const Z: f64 = 2.32634787404;
 

src/util/special_functions.rs

@@ -1,3 +1,10 @@
+#![allow(
+    clippy::excessive_precision,
+    clippy::too_many_lines,
+    clippy::unreadable_literal,
+    clippy::many_single_char_names
+)]
+
 #[rustfmt::skip]
 mod consts {
     pub const ERF_IMP_AN: &[f64] = &[ 0.00337916709551257388990745, -0.00073695653048167948530905, -0.374732337392919607868241, 0.0817442448733587196071743, -0.0421089319936548595203468, 0.0070165709512095756344528, -0.00495091255982435110337458, 0.000871646599037922480317225 ];
@@ -45,6 +52,7 @@ mod consts {
    pub const ERV_INV_IMP_GD: &[f64] = &[ 1.0, 0.0845746234001899436914, 0.00282092984726264681981, 0.468292921940894236786e-4, 0.399968812193862100054e-6, 0.161809290887904476097e-8, 0.231558608310259605225e-11 ];
 }
 
+#[allow(clippy::wildcard_imports)]
 use consts::*;
 
 pub fn erf(x: f64) -> f64 {