public override void Execute() { if (String.IsNullOrWhiteSpace(Supplement)) { throw new CommandException( $"Please enter a valid supplement for the command \"{Body}\"" ); } String[] validSupplements = new String[] { //"AFN", "AFD" }; if (Program.CurrentAutomata != null) { try { var conversionType = Supplement.ToUpper(); if (validSupplements.Contains(conversionType)) { if (conversionType == "AFN") { //Program.CurrentAutomata = AutomataConverter.ToNDFA(Program.CurrentAutomata); } else if (conversionType == "AFD") { Program.CurrentAutomata = AutomataConverter.ToDFA(Program.CurrentAutomata); } Console.ForegroundColor = ConsoleColor.Green; Console.WriteLine("Automata succesfully converted! Type 'show_automata' to see its inner members."); Console.ResetColor(); } else { Program.LogError($"{Supplement} is not a valid conversion type."); } } catch (Exception e) { Program.LogError(e.Message); } } else { Program.LogError("Can't convert. Automata not set."); } }