chore: linting

src/configuration.rs

@@ -8,10 +8,10 @@ pub struct Settings {
 impl Default for Settings {
     fn default() -> Self {
         Self {
-            wallpaper_dir: String::from(format!(
+            wallpaper_dir: format!(
                 "{}/Pictures/Wallpapers",
                 home::home_dir().unwrap().to_str().unwrap()
-            )),
+            ),
             betterlockscreen: false,
             sleep_time: 1800,
         }

src/lib.rs

@@ -1,4 +1,4 @@
 pub mod cli;
 pub mod configuration;
-pub mod wallpaper;
 pub mod setup;
+pub mod wallpaper;

src/wallpaper.rs

@@ -174,7 +174,7 @@ pub fn get_next_animated_wallpaper(settings: &Settings, path: &Path) -> Option<P
             .expect("failed to convert file name to str")
             .chars()
             .rev()
-            .take_while(|c| c.is_digit(10))
+            .take_while(|c| c.is_ascii_digit())
             .collect::<String>()
             .chars()
             .rev()