[mercury-users] Functor argument names in RTTI

Fergus Henderson fjh at cs.mu.OZ.AU
Tue Sep 18 21:30:07 AEST 2001

On 17-Sep-2001, Michael Day <mikeday at bigpond.net.au> wrote:
> It would be handy to be able to access functor argument names through rtti
> when trying to automatically serialise arbitrary types. For example,
> extending get_functor which currently returns a list(type_desc) to return
> a list of pair(maybe(string), type_desc).
> Does the source to source translation that implements field names permit
> this, or is it unlikely to be possible?

The RTTI information that we keep at runtime already stores the field names,
I'm pretty sure (grep for "arg_name" in runtime/mercury_type_info.h).
We just haven't yet gotten around to providing an appropriate
Mercury interface to that info.  

Fergus Henderson <fjh at cs.mu.oz.au>  |  "I have always known that the pursuit
The University of Melbourne         |  of excellence is a lethal habit"
WWW: <http://www.cs.mu.oz.au/~fjh>  |     -- the last words of T. S. Garp.
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