Fix clippy lints. (#971)

* Fix clippy lints.

Co-authored-by: Chloe Brett <[email protected]>

Author: chloebrett

src/host/alsa/enumerate.rs

@@ -21,7 +21,7 @@ impl Devices {
 unsafe impl Send for Devices {}
 unsafe impl Sync for Devices {}
 
-const BUILTINS: [&'static str; 5] = ["default", "pipewire", "pulse", "jack", "oss"];
+const BUILTINS: [&str; 5] = ["default", "pipewire", "pulse", "jack", "oss"];
 
 impl Iterator for Devices {
     type Item = Device;
@@ -32,7 +32,7 @@ impl Iterator for Devices {
             self.builtin_pos += 1;
             let name = BUILTINS[pos];
 
-            if let Ok(handles) = DeviceHandles::open(&name) {
+            if let Ok(handles) = DeviceHandles::open(name) {
                 return Some(Device {
                     name: name.to_string(),
                     pcm_id: name.to_string(),
@@ -42,9 +42,7 @@ impl Iterator for Devices {
         }
 
         loop {
-            let Some(res) = self.card_iter.next() else {
-                return None;
-            };
+            let res = self.card_iter.next()?;
             let Ok(card) = res else { continue };
 
             let ctl_id = format!("hw:{}", card.get_index());

src/host/alsa/mod.rs

@@ -429,9 +429,9 @@ impl Device {
                 for &(min_rate, max_rate) in sample_rates.iter() {
                     output.push(SupportedStreamConfigRange {
                         channels,
-                        min_sample_rate: SampleRate(min_rate as u32),
-                        max_sample_rate: SampleRate(max_rate as u32),
-                        buffer_size: buffer_size_range.clone(),
+                        min_sample_rate: SampleRate(min_rate),
+                        max_sample_rate: SampleRate(max_rate),
+                        buffer_size: buffer_size_range,
                         sample_format,
                     });
                 }
@@ -478,7 +478,7 @@ impl Device {
 
         formats.sort_by(|a, b| a.cmp_default_heuristics(b));
 
-        match formats.into_iter().last() {
+        match formats.into_iter().next_back() {
             Some(f) => {
                 let min_r = f.min_sample_rate;
                 let max_r = f.max_sample_rate;