Cleanup

src/lang.rs

@@ -181,12 +181,12 @@ impl KanaSet {
 
     pub fn next(&mut self) -> (String, String) {
         let current_set = self.list();
-        
+
         let mut rand = rand::rng();
         let index: u32 = rand.random();
         current_set[index as usize % current_set.len()].clone()
     }
-    
+
     pub fn list(&self) -> Vec<(String, String)> {
         let mut current_set: Vec<(String, String)> = Vec::new();
 
@@ -197,7 +197,7 @@ impl KanaSet {
                 });
             }
         }
-        
+
         current_set
     }
 }