public void NotContains(Expression <Func <object> > expression, Type enumType) { this.EnsureNotNull("expression", (object)expression); this.EnsureNotNullParameter((Expression <Func <object> >)(() => enumType)); string name = ParamExpression.GetName((LambdaExpression)expression); object obj = ParamExpression.GetValue((LambdaExpression)expression); Type enumType1 = enumType; bool flag = false; if (enumType.IsGenericType) { if (!enumType.Assembly.FullName.Equals(typeof(Nullable <>).Assembly.FullName) || !enumType.Namespace.Equals(typeof(Nullable <>).Namespace) || !enumType.Name.Equals(typeof(Nullable <>).Name)) { throw new ArgumentException("enumType debe ser una enumeración", "enumType"); } flag = true; enumType1 = Nullable.GetUnderlyingType(enumType); } if (!enumType1.IsEnum) { throw new ArgumentException("enumType debe ser una enumeración", "enumType"); } Exception exception = (Exception)null; if (!flag && obj == null) { exception = WhenBase <TException> .CreateException(StringExtensions.StringFormat("El valor de '{0}' no puedo ser nulo si el tipo no es nulable", (object)name)); } else if (!Enumerable.Any <FlagsAttribute>(Enumerable.OfType <FlagsAttribute>((IEnumerable)enumType1.GetCustomAttributes(false)))) { if (obj != null && !Enum.IsDefined(enumType1, obj)) { exception = WhenBase <TException> .CreateException(StringExtensions.StringFormat("El valor de '{0}' no es un valor posible", (object)name)); } } else { IEnumerable <long> enumerable = Enumerable.Select <object, long>(Enumerable.Cast <object>((IEnumerable)Enum.GetValues(enumType1)), (Func <object, long>)(x => (long)Convert.ChangeType(x, typeof(long)))); long num1 = 0; long num2 = (long)Convert.ChangeType(obj, typeof(long)); foreach (long num3 in enumerable) { if ((num3 & num2) == num3) { num1 += num3; } } if (num1 != num2) { exception = WhenBase <TException> .CreateException(StringExtensions.StringFormat("El valor de '{0}' no es un valor posible", (object)name)); } } if (exception != null) { throw exception; } }
protected void CheckCondition(Func <bool> condition, string message) { if (!condition()) { return; } Exception exception = WhenBase <TException> .CreateException(message); if (exception != null) { throw exception; } }