getSupportedOperators method

Implementation

List<DartBlockAlgebraicOperator> getSupportedOperators() {
  List<DartBlockAlgebraicOperator> supportedOperators = [];
  if (leftChild != null) {
    supportedOperators = DartBlockAlgebraicOperator.values;
  } else {
    supportedOperators = [
      DartBlockAlgebraicOperator.add,
      DartBlockAlgebraicOperator.subtract,
    ];
  }

  return supportedOperators;
}