newbie help on mpl::set in D (was Re: simple parser framework + lazy bool error

[Larry Evans]

On 01/08/2007 07:48 AM, Larry Evans wrote:
[snip]
> The attached file is my first attempt at doing this in D.  It just
> tries the mpl::set translation; however, I'm getting:
> <--------- cut here -----------------
> set_proto.d(59): Error: cannot implicitly convert expression 
> ((has_key_tester)(cast(set)(set_int_float))) of type 
> set_proto.bool_!(false).bool_ to set_proto.bool_!(true).bool_
>  >--------- cut here -----------------
> Could someone show how to do this in D?
[snip]
The c++ counter part is attached.  The compiler used
is available from Douglas Gregor and is described here:

http://www.osl.iu.edu/~dgregor/cpp/variadic-templates.pdf

Is this not possible with D?

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