public override double VisitMultiplicativeExpr(ExcGrammarParser.MultiplicativeExprContext context) { var left = WalkLeft(context); var right = WalkRight(context); if (context.operatorToken.Type == ExcGrammarLexer.MULTIPLY) { Debug.WriteLine("{0} * {1}", left, right); return(left * right); } else { if (right == 0) { throw new Exception("Div by 0"); } Debug.WriteLine("{0} / {1}", left, right); return(left / right); } }
/// <summary> /// Visit a parse tree produced by the <c>MultiplicativeExpr</c> /// labeled alternative in <see cref="ExcGrammarParser.expression"/>. /// <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 VisitMultiplicativeExpr([NotNull] ExcGrammarParser.MultiplicativeExprContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by the <c>MultiplicativeExpr</c> /// labeled alternative in <see cref="ExcGrammarParser.expression"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitMultiplicativeExpr([NotNull] ExcGrammarParser.MultiplicativeExprContext context) { }