Re: [boost] Report from Berlin C++ Standards Committee meeting

From: David Abrahams (dave_at_[hidden])
Date: 2006-04-11 05:35:09

"Reece Dunn" <msclrhd_at_[hidden]> writes:

> Drawing influence from Python, I suggest that the non-throwing version look like:
>
>    std::pair<T,bool> string_to<T>(x)
>
> allowing:
>
>    fn( string_to<Object>(object).first );

How does that draw influence from Python?
That interface doesn't allow for types that can't be default
constructed.

  optional<T> string_to<T>(x)

seems more likely.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com