debugPrintSynchronously function Null safety
Alternative implementation of debugPrint that does not throttle. Used by tests.
Implementation
void debugPrintSynchronously(String? message, { int? wrapWidth }) {
  if (message != null && wrapWidth != null) {
    print(message.split('\n').expand<String>((String line) => debugWordWrap(line, wrapWidth)).join('\n'));
  } else {
    print(message);
  }
}