toMap method
Implementation
Map<String, dynamic> toMap() {
return {
if (filter != null) 'filter': filter,
if (skip != null) 'skip': skip,
if (limit != null) 'limit': limit,
if (sort != null) 'sort': sort,
if (select != null) 'select': select,
if (populate != null) 'populate': populate,
if (deepPopulate != null) 'deepPopulate': deepPopulate?.map((e) => e.toMap()).toList(),
if (key != null) 'key': key,
};
}