refactor(ios): additional info about _recentInputString 'if' branches

Author: hejsztynx

ios/EnrichedTextInputView.mm

@@ -1722,12 +1722,15 @@ - (void)anyTextMayHaveBeenModified {
   }
 
   if (![textView.textStorage.string isEqualToString:_recentInputString]) {
-
-    // emit onChangeText event
     auto emitter = [self getEventEmitter];
     if (emitter != nullptr) {
+      // set the recent input string only if the emitter is defined
+      // to properly emit the initial onChangeText event
+      // as anyTextMayHaveBeenModified also runs before the emitter's
+      // initialization
       _recentInputString = [textView.textStorage.string copy];
 
+      // emit onChangeText event
       if (_emitTextChange) {
         // emit string without zero width spaces
         NSString *stringToBeEmitted = [[textView.textStorage.string