Rename add() to add_command().

src/lib.rs

@@ -841,7 +841,7 @@ where
             return None;
         }
 
-        let index = rf.log.add(term, command);
+        let index = rf.log.add_command(term, command);
         self.persister.save_state(rf.persisted_state().into());
 
         let _ = self.new_log_entry.clone().unwrap().send(None);

src/log_array.rs

@@ -81,7 +81,7 @@ impl<C> std::ops::Index<usize> for LogArray<C> {
 
 // Mutations
 impl<C> LogArray<C> {
-    pub fn add(&mut self, term: Term, command: C) -> Index {
+    pub fn add_command(&mut self, term: Term, command: C) -> Index {
         let index = self.len();
         self.push(LogEntry {
             index,