public static int GetFlagCount <TEnum>(TEnum value) => FlagEnums.GetFlagCountUnsafe(value);
public static int GetFlagCount <TEnum>(TEnum value, TEnum otherFlags) => FlagEnums.GetFlagCountUnsafe(value, otherFlags);
public static int GetFlagCount <TEnum>() => FlagEnums.GetFlagCountUnsafe <TEnum>();