MessageCallback.from constructor

MessageCallback.from({
  1. required void onMessage(
    1. Message message
    ),
  2. required void onDone(),
  3. required void onError(
    1. Object error,
    2. StackTrace stackTrace
    ),
})

Creates a callback from individual lifecycle handlers.

Implementation

factory MessageCallback.from({
  required void Function(Message message) onMessage,
  required void Function() onDone,
  required void Function(Object error, StackTrace stackTrace) onError,
}) {
  return _ForwardingMessageCallback(
    onMessage: onMessage,
    onDone: onDone,
    onError: onError,
  );
}