public static Option ValidateAsEnum(this Option option, Type enumType, bool ignoreCase = true,
int parameterIndex = -1, string message = null)
{
EnumValidator validator = CreateValidator(enumType, ignoreCase, message);
return(option.ValidateWith(parameterIndex, validator).TypedAs(enumType));
}
public static Argument ValidateAsEnum(this Argument argument, Type enumType, bool ignoreCase = true,
string message = null)
{
EnumValidator validator = CreateValidator(enumType, ignoreCase, message);
return(argument.ValidateWith(validator));
}
public static Argument ValidateAsEnum <TEnum>(this Argument argument, bool ignoreCase = true, string message = null)
where TEnum : Enum
{
var validator = new EnumValidator <TEnum>(ignoreCase);
if (message != null)
{
validator.Message = message;
}
return(argument.ValidateWith(validator));
}
public static Option ValidateAsEnum <TEnum>(this Option option, bool ignoreCase = true, int parameterIndex = -1,
string message = null)
where TEnum : Enum
{
var validator = new EnumValidator <TEnum>(ignoreCase);
if (message != null)
{
validator.Message = message;
}
return(option.ValidateWith(parameterIndex, validator).TypedAs <TEnum>());
}
private static EnumValidator CreateValidator(Type enumType, bool ignoreCase, string message)
{
if (enumType is null)
{
throw new ArgumentNullException(nameof(enumType));
}
if (!enumType.IsEnum)
{
throw new ArgumentException("Specified type is not an enum.", nameof(enumType));
}
var validator = new EnumValidator(enumType, ignoreCase);
if (message != null)
{
validator.Message = message;
}
return(validator);
}
