public static void PreventSLetter(this InputProcessor processor) { processor.Processors.Add(inputModel => { if (inputModel.Input.Contains('s')) { inputModel.Response = "Letter s is not allowed blet"; processor.WriteResponse(inputModel); } }); }
public static void PreventEvenNumbers(this InputProcessor processor) { processor.Processors.Add(inputModel => { int a; if (int.TryParse(inputModel.Input, out a)) { if (a % 2 == 0) { inputModel.Response = "Even number not allowed"; processor.WriteResponse(inputModel); } } }); }