public override void ExitSumPlusProduct(calcParser.SumPlusProductContext context) { base.ExitSumPlusProduct(context); var sum = context.sum(); var product = context.product(); double v1 = Annotations.ptp.Get(sum); double v2 = Annotations.ptp.Get(product); double res; if (context.ADDOP().GetText() == "+") { res = v1 + v2; } else { res = v1 - v2; } Annotations.ptp.Put(context, res); }
/// <summary> /// Exit a parse tree produced by the <c>sumPlusProduct</c> /// labeled alternative in <see cref="calcParser.sum"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitSumPlusProduct([NotNull] calcParser.SumPlusProductContext context) { }