public ColInfoEx(DataKind kind, bool hasKeyRange, DataViewType type, VectorDataViewType slotType)
{
Contracts.AssertValue(type);
Contracts.AssertValueOrNull(slotType);
Contracts.Assert(slotType == null || type.ItemType().Equals(slotType.ItemType()));
Kind = kind;
HasKeyRange = hasKeyRange;
TypeDst = type;
SlotTypeDst = slotType;
}
public static Tuple <DataKind, ArrayKind> GetKindArray(DataViewType type)
{
if (type.IsVector())
{
int dc = type.AsVector().DimCount();
return(new Tuple <DataKind, ArrayKind>(type.ItemType().RawKind(), dc == 1 &&
type.AsVector().GetDim(0) > 0 ? ArrayKind.Array : ArrayKind.VBuffer));
}
else
{
return(new Tuple <DataKind, ArrayKind>(type.RawKind(), ArrayKind.None));
}
}