public PipelineExpression(Expression source, SerializationExpression projector, ResultOperator resultOperator)
{
_source = Ensure.IsNotNull(source, nameof(source));
_projector = Ensure.IsNotNull(projector, nameof(projector));
_resultOperator = resultOperator;
if (_resultOperator == null)
{
_serializer = SerializerHelper.CreateEnumerableSerializer(_projector.Serializer);
_type = typeof(IEnumerable <>).MakeGenericType(_projector.Type);
}
else
{
_serializer = _resultOperator.Serializer;
_type = _resultOperator.Type;
}
}
public CollectionExpression(CollectionNamespace collectionNamespace, IBsonSerializer itemSerializer)
{
_collectionNamespace = Ensure.IsNotNull(collectionNamespace, nameof(collectionNamespace));
_serializer = SerializerHelper.CreateEnumerableSerializer(Ensure.IsNotNull(itemSerializer, nameof(itemSerializer)));
}