/// <summary>
/// check a WoWUnit for a particular PartyBuff enum
/// </summary>
/// <param name="unit">unit to check for buff</param>
/// <param name="cat">buff to check for. may be a mask of multiple buffs if any will do, such as PartyBuff.Stats + PartyBuff.Mastery</param>
/// <returns>true if any buff matching the mask in 'cat' is found, otherwise false</returns>
public static bool HasPartyBuff(this WoWUnit unit, PartyBuffType cat)
{
foreach (var a in unit.CachedGetAllAuras())
{
PartyBuffType bc = GetPartyBuffForSpell(a.Name);
if ((bc & cat) != PartyBuffType.None)
{
return(true);
}
}
return(false);
}