Re: [boost] Boost.Convert+Boost.Parameter

Subject: Re: [boost] Boost.Convert+Boost.Parameter
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2009-03-02 09:06:43

On Saturday, February 28, 2009 10:57 AM
vicente.botet wrote:
>
> the Boost.Range library introduce the concept of adaptor (or
> view). I'm wondering if this could be also convenient for the
> Boost.Convert library.
>
> Take the uuid user data type.
>
> uuid u;
> string res;
>
> u | corverted_to<string> | uppercased > res;
>
> The evaluation should be lazy, only when we assign throwg the
> > operator we force the evaluation.
>
> or
>
> string str;
>
> int i = str |  radix(10) | locale(...) | converted_to<int>;
>
> Could this approach work for the Boost.Convert library?

It's an interesting idea, but I don't know how daunting the task is to create the likes of uppercased, radix, and locale as shown in your examples.  Such components must be created rather easily for UDT authors to be willing to create them for Boost.Convert support.

_____
Rob Stewart                           robert.stewart_at_[hidden]
Software Engineer, Core Software      using std::disclaimer;
Susquehanna International Group, LLP  http://www.sig.com

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