private IEqualityComparer GetPropertyComparerFor(PropertyReference lhs, PropertyReference rhs)
{
if (lhs.IsCollectionType)
{
Type lhsElementType = lhs.GetCollectionElementType();
Type rhsElementType = rhs.GetCollectionElementType();
//The only reason GetCollectionElementType would return null is if the collection is empty;
//if the collection is empty there will be nothing to compare, hence why its ok to create
//a collection comparer that returns true for any element in the collection
return(lhsElementType == null && rhsElementType == null
? new CollectionComparer((o1, o2) => true)
: new CollectionComparer(GetPropertyComparerFor(lhsElementType ?? rhsElementType)));
}
else
{
return(GetPropertyComparerFor(lhs.Type));
}
}
