public static PersistenceSpecification <T> CheckBag <T, TListElement>(this PersistenceSpecification <T> spec,
Expression <Func <T, IEnumerable <TListElement> > > expression,
IEnumerable <TListElement> propertyValue,
params Func <TListElement, object>[] propertiesToCompare)
{
// Because of the params keyword, the compiler can select this overload
// instead of the one above, even when no funcs are supplied in the method call.
if (propertiesToCompare == null || propertiesToCompare.Length == 0)
{
return(spec.CheckBag(expression, propertyValue, (IEqualityComparer)null));
}
return(spec.CheckBag(expression, propertyValue, new FuncEqualityComparer <TListElement>(propertiesToCompare)));
}
public static PersistenceSpecification <T> CheckBag <T, TListElement>(this PersistenceSpecification <T> spec,
Expression <Func <T, IEnumerable <TListElement> > > expression,
IEnumerable <TListElement> propertyValue,
Action <T, IEnumerable <TListElement> > listSetter)
{
return(spec.CheckBag(expression, propertyValue, null, listSetter));
}
public static PersistenceSpecification <T> CheckBag <T, TListElement>(this PersistenceSpecification <T> spec,
Expression <Func <T, IEnumerable <TListElement> > > expression,
IEnumerable <TListElement> propertyValue)
{
return(spec.CheckBag(expression, propertyValue, (IEqualityComparer)null));
}