public override object VisitExpressionContentSumOrNeg(FaParser.ExpressionContentSumOrNegContext context)
{
// Tebug.Log("v Suma Resta");
object left = Visit(context.expressionContent(0));
object right = Visit(context.expressionContent(1));
bool isSum = context.SUM() != null;
object result = null;
if (left is bool || right is bool)
{
Debug.LogError("No es posible aplicar el símbolo" + (isSum? "+":"-") + "a un booleano");
// Console.WriteLine("No es posible aplicar el símbolo"+(isSum? "+":"-")+"a un booleano");
MyConsole.main.AppendText("No es posible aplicar el símbolo" + (isSum? "+":"-") + "a un booleano");
return(null);
}
if (left is string || right is string)
{
if (!isSum)
{
Debug.LogError("No es posible aplicar el operador - a strings");
// Console.WriteLine("No es posible aplicar el operador - a strings");
MyConsole.main.AppendText("No es posible aplicar el operador - a strings");
}
else
{
result = left.ToString() + right.ToString();
}
}
else
{
if (left is double || right is double)
{
result = isSum? Convert.ToDouble(left) + Convert.ToDouble(right) : Convert.ToDouble(left) - Convert.ToDouble(right);
}
else if (left is int || right is int)
{
result = isSum? (int)left + (int)right :(int)left - (int)right;
}
else
{
Debug.LogError("Llegaron valores de tipo desconocido");
// Console.WriteLine("Llegaron valores de tipo desconocido");
MyConsole.main.AppendText("Llegaron valores de tipo desconocido");
}
}
return(result);
}
/// <summary>
/// Visit a parse tree produced by the <c>expressionContentSumOrNeg</c>
/// labeled alternative in <see cref="FaParser.expressionContent"/>.
/// <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 VisitExpressionContentSumOrNeg([NotNull] FaParser.ExpressionContentSumOrNegContext context)
{
return(VisitChildren(context));
}
