Re: [Boost-users] [FunctionTypes] function_arity for non-built-ins

Subject: Re: [Boost-users] [FunctionTypes] function_arity for non-built-ins
From: Roman Perepelitsa (roman.perepelitsa_at_[hidden])
Date: 2011-01-06 09:48:48

2011/1/6 Hossein Haeri <powerprogman_at_[hidden]>

> Hi Roman,
>
> > This is actually possible in most cases. Check this nice article by Eric
> > Niebler:
> http://www.boost.org/doc/libs/1_45_0/doc/html/proto/appendices.html#boost_proto.appendices.implementation.function_arity
>
> This is beautiful, thanks! :) So, from the description, it seems like this
> can_be_called guy (or its siblings) is in heavy use for Proto. Does Proto
> then also port this as a part of its toolbox? Or, is it only for internal
> use and I'll need to craft my own version of it?

Unfortunately, there's no official boost implementation of can_be_called.
You'll have to roll your own version.

Roman Perepelitsa.