/// <summary>
/// Ignores a property for comparison result purposes. A property can be included in the
/// comparison process, can be ignored when compared against objects of the same type, can
/// be ignored when compared against objects of a different type, or it can be ignored for
/// all comparisons.
/// </summary>
/// <typeparam name="TProperty">The property's return type.</typeparam>
/// <param name="propertyExpr">Property lambda expression.</param>
/// <param name="ignoreOption">The desired ignore option.</param>
/// <returns>This type configuration object to enable fluent syntax.</returns>
public TypeConfiguration <TSource> IgnoreProperty <TProperty>(
Expression <Func <TSource, TProperty> > propertyExpr,
IgnorePropertyOptions ignoreOption
)
{
PropertyInfo pInfo = ExpressionHelper.GetPropertyInfo(propertyExpr, nameof(propertyExpr));
lock (Scanner.SyncRoot)
{
TypeInfo.Properties[pInfo.Name].IgnoreProperty = ignoreOption;
}
return(this);
}
public void TypeConfigurationCanSetPropertyToIgnore()
{
//Arrange.
var config = Scanner.ConfigureType <Person>();
Scanner.TryGetTypeInformation(typeof(Person), out TypeInfo ti);
IgnorePropertyOptions beforeIgnore = ti.Properties[nameof(Person.Email)].IgnoreProperty;
//Act.
config.IgnoreProperty(src => src.Email, IgnorePropertyOptions.IgnoreForAll);
//Assert.
beforeIgnore.Should().Be(IgnorePropertyOptions.DoNotIgnore);
ti.Properties[nameof(Person.Email)].IgnoreProperty.Should().Be(IgnorePropertyOptions.IgnoreForAll);
}
/// <summary>
/// Creates a new instance of this class.
/// </summary>
public IgnoreForComparisonAttribute(IgnorePropertyOptions ignoreOptions = IgnorePropertyOptions.IgnoreForOthers)
: base()
{
IgnoreOptions = ignoreOptions;
}
/// <summary>
/// Creates a new instance of this class.
/// </summary>
/// <param name="propertyDescriptor">Original roperty descriptor object.</param>
/// <param name="ignoreProperty">A Boolean value that determines if the property is
/// ignored for comparison against any target data type without a property map.</param>
public PropertyComparisonInfo(PropertyDescriptor propertyDescriptor, IgnorePropertyOptions ignoreProperty)
{
PropertyDescriptor = propertyDescriptor ?? throw new ArgumentNullException(nameof(propertyDescriptor));
IgnoreProperty = ignoreProperty;
}