Re: [boost] [any] Multimethod for boost::any and modified boost::any to fit multi method

Subject: Re: [boost] [any] Multimethod for boost::any and modified boost::any to fit multi method
From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2009-02-12 15:27:18

Mathias Gaunard wrote:

> A while ago, I offered something like this
> 
> any m = 0;
> apply_visitor<int, double, A>(f, m);
> 
> or alternatively,
> apply_visitor(f, m);  with f specifying all overloads in some 
> compile-time reflection structure.
> 
> unfortunately, it cannot be made constant-time because std::type_info 
> sucks.

FWIW, I would be really interested in this feature even if it's not 
constant time. May I hope it will appear in trunk one day?