onopen method

void onopen([
  1. dynamic _
])

Called upon engine open.

@api private

Implementation

void onopen([_]) {
  print('transport is open - connecting');

  // write connect packet if necessary
  if ('/' != nsp) {
    if (query?.isNotEmpty == true) {
      packet({'type': CONNECT, 'query': query});
    } else {
      packet({'type': CONNECT});
    }
  }
}