Re: [boost] Interest in switch generator

From: Steven Watanabe (steven_at_[hidden])
Date: 2007-02-03 14:21:45

Andrey Semashev <andysem <at> mail.ru> writes:

> 
> Hello Steven,
> 
> Saturday, February 3, 2007, 6:26:37 AM, you wrote:
> 
> > Steven Watanabe <steven <at> providere-consulting.com> writes:
> 
> > I just uploaded the implementation to the vault.
> 
> Maybe throw_exception.hpp should be used to actually throw exceptions.
> And maybe a good idea is to pass an actual value that triggered the default
> handler in the exception object.

Will do.

> 
> I'm not sure why do you consider such use case invalid:
> 
> void empty_default(int);
> switch_< cases >(1, f, &empty_default);

I don't

> 
> IMHO, the intent is quite clear - to call empty_default as the default
> handler. But the following:
> 
> switch_(1, f, &empty_default);
> 
> will not compile since V may not be deduced. Am I missing something?
> 

I meant using wrap as opposed to a raw pointer to V.
see http://www.boost.org/libs/config/config.htm#helpers
under BOOST_EXPLICIT_TEMPLATE_TYPE.
Oh. It already handles this case I'll fix it to use
BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE

In Christ,
Steven Watanabe