Update code style

src/commands/mod.rs

@@ -179,7 +179,7 @@ impl CommandParser {
         }
     }
 
-    fn next_integer(&mut self) -> Result<i64, CommandParserError> {
+    fn _next_integer(&mut self) -> Result<i64, CommandParserError> {
         let frame = self
             .parts
             .next()

src/commands/scan.rs

@@ -19,8 +19,7 @@ pub struct Scan {
 
 impl Executable for Scan {
     fn exec(self, store: Arc<Mutex<Store>>) -> Result<Frame, Error> {
-        let mut store = store.lock().unwrap();
-        // let iter = store.iter();
+        let store = store.lock().unwrap();
 
         let next_cursor = Frame::Bulk(Bytes::from("0"));
         let keys: Vec<Frame> = store