>>>
main() {
  test('some string here', () {
    return aVeryLongFunctionThatNeedsToWrap(toASecondLine, wrapWap, onThe,
        argsHere).then((_) {
      someLongFunctionHereToo(
          'value value value value value value valvalue value value value');
    });
  });
}
<<<
main() {
  test('some string here', () {
    return aVeryLongFunctionThatNeedsToWrap(
        toASecondLine, wrapWap, onThe, argsHere).then((_) {
      someLongFunctionHereToo(
          'value value value value value value valvalue value value value');
    });
  });
}