rename some methods

src/rules.rs

@@ -58,7 +58,7 @@ impl Rules {
         })
     }
     /// Get total rules from the current session
-    pub async fn rules(&self) -> u64 {
+    pub async fn total(&self) -> u64 {
         self.0.read().await.len() as u64
     }
     /// Allow given `rule`
@@ -72,15 +72,15 @@ impl Rules {
         Ok(self.0.write().await.remove(&Item::from_line(rule)))
     }
     /// Return active rules (from server memory)
-    pub async fn list(&self) -> Vec<String> {
-        let mut list: Vec<String> = self
+    pub async fn active(&self) -> Vec<String> {
+        let mut rules: Vec<String> = self
             .0
             .read()
             .await
             .iter()
             .map(|item| item.to_string())
             .collect();
-        list.sort(); // HashSet does not keep the order
-        list
+        rules.sort(); // HashSet does not keep the order
+        rules
     }
 }