public override int VisitNumberFactor(EvaluatorParser.NumberFactorContext context) { int i = int.Parse(context.NUM().GetText()); bool bFactor = VisitFactor(context.factor()) != 0; if (bFactor) { i = Factorial(i); } return(i); }
/// <summary> /// Visit a parse tree produced by the <c>NumberFactor</c> /// labeled alternative in <see cref="EvaluatorParser.expr"/>. /// <para> /// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/> /// on <paramref name="context"/>. /// </para> /// </summary> /// <param name="context">The parse tree.</param> /// <return>The visitor result.</return> public virtual Result VisitNumberFactor([NotNull] EvaluatorParser.NumberFactorContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by the <c>NumberFactor</c> /// labeled alternative in <see cref="EvaluatorParser.expr"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitNumberFactor([NotNull] EvaluatorParser.NumberFactorContext context) { }