splicing into a macro works for me:
julia> macro mymacro(a,b)
println(b)
end
julia> @mymacro(x, y...)
y...
On Fri, Aug 29, 2014 at 8:57 PM, Don MacMillen <[email protected]>
wrote:
> The slides are great. Many thanks for sharing.
>
> I do have a question about macros that maybe you can answer. In your nb on
> metaprogramming you have the horner macro listed and it uses a temporary
> variable t. But this macro can be written without using a temporary
> variable.
> It turns out to be slower (the no temp version) if we are computing a
> bunch of
> polynomials with the same coefficients, but is a tiny bit faster if the
> coefficients
> are always changing. So are the Expr's cached? Or is something else going
> on?
>
> Also (OK I have two questions) it looks like we cannot splice into a macro
> call?
> Ie @mymacro(x, y...) doesn't work?
>
> Thanks again.
>
> Don
>
>
> On Friday, August 29, 2014 4:08:44 AM UTC-7, Steven G. Johnson wrote:
>>
>> I just gave a talk on Julia at EuroSciPy, and managed to escape alive.
>> :-)
>>
>> I think they will post a video at some point, but in the meantime the
>> slides and IJulia notebooks are posted at:
>>
>> https://github.com/stevengj/Julia-EuroSciPy14
>>
>> --SGJ
>>
>
