Example of how to use the ListMergerUtils.cs

ListMergerExample1.cs

// Map answers
Util.MapImmutableOneToMany(
    currentData: target.Answer,
    newData: source.Answers,
    equality: (a, b) => a.ExternalId == b.AnswerId,
    insert: i =>
    {
        var newEntity = new DataModel.Answer();
        TransformAnswer(newEntity, i);
        target.Answer.Add(newEntity);
    },
    delete: d => d.Deleted = DateTime.Now,
    update: (t, s) => TransformAnswer(t, s)
);