toMap method
Returns the internal map as a Map.
This method provides access to the underlying map data.
@return A Map containing all key-value pairs.
Implementation
@override
MutableMapping toMap() {
// serialize 'messages' messages
var messages = _history;
if (messages != null && !containsKey('messages')) {
this['messages'] = InstantMessage.revert(messages);
}
// OK
return super.toMap();
}