Re: [boost] [fusion] unpack into constructor?

From: Peter Dimov (pdimov_at_[hidden])
Date: 2007-06-15 15:01:36

Tobias Schwinger wrote:
> Peter Dimov wrote:

...

>> Why is there a need to detect a default constructor?
> 
> (I probably snipped away too much context...)
> 
> A generic function object that constructs an arbitrary type would have
> to know (unless having variadic templates, or being able to define
> operator() as a nonmember function template).

Umm. Why?