public List <(string, string)> ListaSimbolos()
        {
            if (Salida == null)
            {
                return(new());
            }

            try
            {
                var simbolos = new List <(string, string)>();
                foreach (var linea in Salida.Split('\n'))
                {
                    if (linea.StartsWith("let"))
                    {
                        simbolos.Add((linea.Split(' ')[1].Replace(";", ""), "variable"));
                    }
                    else if (linea.StartsWith("function"))
                    {
                        simbolos.Add((string.Concat(
                                          linea.Split(' ')[1]
                                          .TakeWhile(c => c != '(')), "función"));
                    }
                }

                return(simbolos);
            }
            catch (Exception)
            {
                return(new());
            }
        }