RE: [boost] Re: Design for a file system library

From: Stewart, Robert (stewart_at_[hidden])
Date: 2002-03-01 08:31:19

From: Beman Dawes [mailto:bdawes_at_[hidden]]
> 
> At 10:05 AM 2/28/2002, Aleksey Gurtovoy wrote:
> 
>  >Stewart, Robert wrote:
>  >> There are two approaches to such functions: return bool or a
>  >> status code and wrap to get exceptions, or throw exceptions
>  >> and wrap to get a bool or status code.
>  >
>  >The library can also take the burden of wrapping away from user and 
> provide
>  >both versions:
>  >
>  >    void remove(std::string const& path); // throws
>  >    bool remove(std::string const& path, std::nothrow_t 
> const&) throw();
>  >
>  >Just an idea.

I hadn't thought of std::nothrow_t, but that is the sort of thing I had in
mind.

> The same idea occurred to me.  Needs a bit more thought, but 
> might be a 
> reasonable way to encourage good programming practices 
> without requiring 
> them where they don't apply.  I like the idea of making the 
> less safe code 
> a bit uglier:-)

You'll get no argument from me; the ugliness highlights the lower safety.

Rob
Susquehanna International Group, LLP
http://www.sig.com