const _board = Symbol ( '_board' ) ; const _data = Symbol ( '_data' ) ; const _opts = Symbol ( '_opts' ) ; const _config = Symbol ( '_config' ) ; const _renderer = Symbol ( '_renderer' ) ; const _element = Symbol ( '_element' ) ; const _helper = Symbol ( '_helper' ) ; const _tempData = Symbol ( '_tempData' ) ; const _draw = Symbol ( '_draw' ) ; const _coreEvent = Symbol ( '_coreEvent' ) ; const _mapper = Symbol ( '_mapper' ) ; const _emitChangeScreen = Symbol ( '_emitChangeScreen' ) ; const _emitChangeData = Symbol ( '_emitChangeData' ) ; const _engine = Symbol ( '_engine' ) ; export { _board , _data , _opts , _config , _renderer , _element , _helper , _tempData , _draw , _coreEvent , _mapper , _emitChangeScreen , _emitChangeData , _engine , } ;