From: Tobias Schwinger (tschwinger_at_[hidden])
Date: 2007-01-19 15:32:12
Sohail Somani wrote:
> -----Original Message-----
> From: boost-users-bounces_at_[hidden] on behalf of Tobias Schwinger
>
> Sohail Somani wrote:
> > If I am trying to make a fusion sequence mpl compatible, do I need to
> > specialize mpl::is_sequence as well?
>
> No. mpl::is_sequence just checks whether mpl::begin returns mpl::void_
> (in this case it's not an MPL Sequence).
>
> --------------
>
> Thank you for your reply. If I do what you suggest (include
> intrinsic/mpl), it still doesn't compile. I checked
> fusion::result_of::begin<myseq>::type was correct but
> mpl::begin<type>::type is still void_. I'm sure I'm doing something
> wrong, but I can't figure out what!
I guess you have to make sure that mpl::sequence_tag returns
fusion::fusion_sequence_tag. An easy way to do it is to add a 'tag' type
member.
struct my_seq
{
typedef fusion::fusion_sequence_tag tag;
// ...
Regards,
Tobias