refactor: expand a few variable names

src/events.rs

@@ -46,7 +46,7 @@ pub async fn handle_event(client: Client, event: Event, state: State) -> Result<
                         .call::<String>((options.clone(), content.clone()))
                         .ok()
                         .as_deref()
-                        .and_then(|s| trim_header(s).ok())
+                        .and_then(|string| trim_header(string).ok())
                 {
                     is_encrypted = true;
                     ncr_options = Some(options);

src/lua/client/container.rs

@@ -22,9 +22,10 @@ pub fn held_slot(_lua: &Lua, client: &Client) -> Result<u8> {
 
 #[allow(clippy::too_many_lines)]
 pub fn menu(lua: &Lua, client: &Client) -> Result<Value> {
-    fn from_slot_list<const N: usize>(s: SlotList<N>) -> Vec<ItemStack> {
-        s.iter()
-            .map(|i| ItemStack(i.to_owned()))
+    fn from_slot_list<const N: usize>(slot_list: SlotList<N>) -> Vec<ItemStack> {
+        slot_list
+            .iter()
+            .map(|item_stack| ItemStack(item_stack.to_owned()))
             .collect::<Vec<_>>()
     }
 

src/lua/client/world/mod.rs

@@ -28,7 +28,7 @@ pub fn get_block_state(_lua: &Lua, client: &Client, position: Vec3) -> Result<Op
             position.y as i32,
             position.z as i32,
         ))
-        .map(|b| b.id))
+        .map(|block| block.id))
 }
 
 pub fn get_fluid_state(lua: &Lua, client: &Client, position: Vec3) -> Result<Option<Table>> {