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;
}
}
public void IsNotValidIdentifier(Expression <Func <string> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
string value = ParamExpression.GetValue((LambdaExpression)expression) as string;
string message = StringExtensions.StringFormat("El valor de '{0}' no es un identificador válido", (object)name);
this.CheckCondition((Func <bool>)(() => value == null || !CodeGenerator.IsValidLanguageIndependentIdentifier(value)), message);
}
public void IsTooLong(Expression <Func <string> > expression, int maxLength)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
string value = ParamExpression.GetValue((LambdaExpression)expression) as string;
string message = StringExtensions.StringFormat("El valor de '{0}' es demasiado largo (máximo {1})", (object)name, (object)maxLength);
this.CheckCondition((Func <bool>)(() => value != null && value.Length > maxLength), message);
}
public void IsNullOrWhiteSpace(Expression <Func <string> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
string value = ParamExpression.GetValue((LambdaExpression)expression) as string;
string message = StringExtensions.StringFormat("El valor de '{0}' no puede ser nulo, cadena vacía o todo espacios", (object)name);
this.CheckCondition((Func <bool>)(() => string.IsNullOrWhiteSpace(value)), message);
}
public void IsNotHexString(Expression <Func <string> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
string value = ParamExpression.GetValue((LambdaExpression)expression) as string;
string message = StringExtensions.StringFormat("El valor de '{0}' tiene que ser una cadena hexadecimal", (object)name);
this.CheckCondition((Func <bool>)(() => value != null && Enumerable.Any <char>((IEnumerable <char>)value.ToUpper(), (Func <char, bool>)(c => !Uri.IsHexDigit(c)))), message);
}
public void IsNull(Expression <Func <object> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
object value = ParamExpression.GetValue((LambdaExpression)expression);
string message = StringExtensions.StringFormat("El valor de '{0}' no puede ser nulo", (object)name);
this.CheckCondition((Func <bool>)(() => value == null), message);
}
public void NotEquals(Expression <Func <object> > expression, object expectedValue)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
object value = ParamExpression.GetValue((LambdaExpression)expression);
string message = StringExtensions.StringFormat("El valor de '{0}' tiene que ser {1}", (object)name, expectedValue);
this.CheckCondition((Func <bool>)(() => value == null && expectedValue != null || value != null && !value.Equals(expectedValue)), message);
}
public void IsNullOrEmpty(Expression <Func <IEnumerable> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
IEnumerable value = ParamExpression.GetValue((LambdaExpression)expression) as IEnumerable;
string message = StringExtensions.StringFormat("El valor de '{0}' no puede ser nulo o una lista vacía", (object)name);
this.CheckCondition((Func <bool>)(() => value == null || !Enumerable.Any <object>(Enumerable.Cast <object>(value))), message);
}
protected void EnsureNotNullParameter(Expression <Func <object> > expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName((LambdaExpression)expression);
if (ParamExpression.GetValue((LambdaExpression)expression) == null)
{
throw new ArgumentNullException(StringExtensions.StringFormat("El argumento '{0}' no puede ser nulo", (object)name));
}
}
private void PrivateIsZero(LambdaExpression expression)
{
this.EnsureNotNull("expression", (object)expression);
string name = ParamExpression.GetName(expression);
IComparable value = ParamExpression.GetValue(expression) as IComparable;
string message = StringExtensions.StringFormat("El valor de '{0}' no puede ser 0", (object)name);
object zero = Activator.CreateInstance(value.GetType());
this.CheckCondition((Func <bool>)(() => value != null && value.CompareTo(zero) == 0), message);
}
public static string NameOf <T>(Expression <Func <T, object> > propertyExpression)
{
return(ParamExpression.GetName((LambdaExpression)propertyExpression));
}