public override void ExitRule(IParseTreeListener listener) { IInvertedPolishCalculatorListener typedListener = listener as IInvertedPolishCalculatorListener; if (typedListener != null) { typedListener.ExitExpression(this); } }
public override void EnterRule(IParseTreeListener listener) { IInvertedPolishCalculatorListener typedListener = listener as IInvertedPolishCalculatorListener; if (typedListener != null) { typedListener.EnterOperation(this); } }