Re: [boost] Formal Review Request: Boost.String.Convert

Subject: Re: [boost] Formal Review Request: Boost.String.Convert
From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2009-02-19 13:21:45

Steven Watanabe wrote:
> AMDG
> 
> Andrey Semashev wrote:
>> My current vision is that Boost.NumericConversion and Boost.Units will 
>> provide a support layer for Boost.Convert (let's call it that way for 
>> now). That support layer will be implemented as a regular extension 
>> for the Boost.Convert library. So, the "convert" function will 
>> eventually call numeric_cast or quantity_cast, or any other 
>> appropriate tool in these libraries to fulfill the conversion.
> 
> There is no function called quantity_cast, in the released version of 
> Boost.Units--it's spelled static_cast.

Huh? I can see it in the library docs:

http://tinyurl.com/adkdd7

> The problem with a fully generic convert is that it's a different beast 
> from string conversions.  Converting
> to and from a string can require formatting information that is 
> meaningless for other conversions and
> which cannot easily be provided by fully generic code.

This is where tools like Boost.Parameter could come forward. 
String-related conversions may not be the only domain where passing 
arbitrary parameters to the conversion mechanism is desirable.