refactor: fix a few pedantic clippy warnings

src/clients/music/mpris.rs

@@ -5,6 +5,7 @@ use color_eyre::Result;
 use lazy_static::lazy_static;
 use mpris::{DBusError, Event, Metadata, PlaybackStatus, Player, PlayerFinder};
 use std::collections::HashSet;
+use std::string;
 use std::sync::{Arc, Mutex};
 use std::thread::sleep;
 use std::time::Duration;
@@ -259,7 +260,7 @@ impl From<Metadata> for Track {
                 .and_then(mpris::MetadataValue::as_str_array)
                 .and_then(|arr| arr.first().map(|val| (*val).to_string())),
             track: value.track_number().map(|track| track as u64),
-            cover_path: value.art_url().map(|s| s.to_string()),
+            cover_path: value.art_url().map(string::ToString::to_string),
         }
     }
 }

src/config/common.rs

@@ -37,17 +37,16 @@ pub enum TransitionType {
 }
 
 impl TransitionType {
-    pub fn to_revealer_transition_type(&self, orientation: Orientation) -> RevealerTransitionType {
+    pub const fn to_revealer_transition_type(
+        &self,
+        orientation: Orientation,
+    ) -> RevealerTransitionType {
         match (self, orientation) {
-            (TransitionType::SlideStart, Orientation::Horizontal) => {
+            (Self::SlideStart, Orientation::Horizontal) => RevealerTransitionType::SlideLeft,
-                RevealerTransitionType::SlideLeft
+            (Self::SlideStart, Orientation::Vertical) => RevealerTransitionType::SlideUp,
-            }
+            (Self::SlideEnd, Orientation::Horizontal) => RevealerTransitionType::SlideRight,
-            (TransitionType::SlideStart, Orientation::Vertical) => RevealerTransitionType::SlideUp,
+            (Self::SlideEnd, Orientation::Vertical) => RevealerTransitionType::SlideDown,
-            (TransitionType::SlideEnd, Orientation::Horizontal) => {
+            (Self::Crossfade, _) => RevealerTransitionType::Crossfade,
-                RevealerTransitionType::SlideRight
-            }
-            (TransitionType::SlideEnd, Orientation::Vertical) => RevealerTransitionType::SlideDown,
-            (TransitionType::Crossfade, _) => RevealerTransitionType::Crossfade,
             _ => RevealerTransitionType::None,
         }
     }
@@ -152,7 +151,7 @@ impl CommonConfig {
 
                 revealer.connect_child_revealed_notify(move |revealer| {
                     if !revealer.reveals_child() {
-                        container.hide()
+                        container.hide();
                     }
                 });
             },

src/desktop_file.rs

@@ -29,13 +29,12 @@ pub fn find_desktop_file(app_id: &str) -> Option<PathBuf> {
     for dir in dirs {
         let mut walker = WalkDir::new(dir).max_depth(5).into_iter();
 
-        let entry = walker.find(|entry| match entry {
+        let entry = walker.find(|entry| {
-            Ok(entry) => {
+            entry.as_ref().map_or(false, |entry| {
                 let file_name = entry.file_name().to_string_lossy().to_lowercase();
                 let test_name = format!("{}.desktop", app_id.to_lowercase());
                 file_name == test_name
-            }
+            })
-            _ => false,
         });
 
         if let Some(Ok(entry)) = entry {

src/dynamic_string.rs

@@ -55,7 +55,7 @@ impl DynamicString {
                                 if let OutputStream::Stdout(out) = out {
                                     let mut label_parts = lock!(label_parts);
 
-                                    let _ = std::mem::replace(&mut label_parts[i], out);
+                                    let _: String = std::mem::replace(&mut label_parts[i], out);
 
                                     let string = label_parts.join("");
                                     send!(tx, string);