Fix clippy lints

src-tauri/src/lang.rs

@@ -7,15 +7,13 @@ pub async fn get_lang(window: tauri::Window, lang: String) -> String {
 
   // Send contents of language file back
   let lang_path: PathBuf = [&install_location(), "lang", &format!("{}.json", lang)].iter().collect();
-  let contents = match std::fs::read_to_string(&lang_path) {
+  match std::fs::read_to_string(&lang_path) {
     Ok(x) => x,
     Err(e) => {
       emit_lang_err(window, format!("Failed to read language file: {}", e));
-      return "".to_string();
+      "".to_string()
     }
-  };
-
-  return contents;
+  }
 }
 
 #[tauri::command]
@@ -23,9 +21,9 @@ pub async fn get_languages() -> std::collections::HashMap<String, String> {
   // for each lang file, set the key as the filename and the value as the lang_name contained in the file
   let mut languages = std::collections::HashMap::new();
 
-  let mut lang_files = std::fs::read_dir(Path::new(&install_location()).join("lang")).unwrap();
+  let lang_files = std::fs::read_dir(Path::new(&install_location()).join("lang")).unwrap();
 
-  while let Some(entry) = lang_files.next() {
+  for entry in lang_files {
     let entry = entry.unwrap();
     let path = entry.path();
     let filename = path.file_name().unwrap().to_str().unwrap();
@@ -41,15 +39,15 @@ pub async fn get_languages() -> std::collections::HashMap<String, String> {
     languages.insert(filename.to_string(), content);
   }
 
-  return languages;
+  languages
 }
 
-pub fn emit_lang_err(window: tauri::Window, msg: std::string::String) {
+pub fn emit_lang_err(window: tauri::Window, msg: String) {
   let mut res_hash = std::collections::HashMap::new();
 
   res_hash.insert(
     "error".to_string(),
-    msg.to_string(),
+    msg,
   );
 
   window.emit("lang_error", &res_hash).unwrap();