public void CustomGrouping(IAggregateGrouper <TId> grouper)
{
if (_customSlicer != null)
{
throw new InvalidOperationException(
"There is already a custom event slicer registered for this projection");
}
_defaultSlicer.CustomGrouping(grouper);
}
/// <summary>
/// Apply a custom event grouping strategy for events. This is additive to Identity() or Identities()
/// </summary>
/// <param name="grouper"></param>
/// <exception cref="InvalidOperationException"></exception>
public EventSlicer <TDoc, TId> CustomGrouping(IAggregateGrouper <TId> grouper)
{
_lookupGroupers.Add(grouper);
return(this);
}
