Re: [boost] [exception] ostringstream like

Subject: Re: [boost] [exception] ostringstream like
From: joel falcou (joel.falcou_at_[hidden])
Date: 2010-08-16 10:41:41

On 16/08/10 16:21, Fabien Castan wrote:
> Create an error sentence with some values inside is not really an 
> advanced string manipulation.
> You can have 2 kinds of errors: bug inside a custom operator<< or a 
> memory problem.
> There is no particular reason to not have sufficient memory to create 
> an error sentence when throwing something like a logic_error.
You can't know as you're in an exceptionnal case already so anything's 
possible
> The problem is not really the kind of exception, but an easy way to 
> create message with boost exception tag system.
This has nothign to do with exception. Nothign prevent you to make your 
own build_message(Exception const& e) that does this using
boost::diagnostics_info or what not.
> This little class only remap operator+ call to operator<< on an 
> internal ostringstream.
What if you work on a platform with exception handlign but no usable 
ostream implementation ?