Re: [Boost-users] How to make Boost.Format fault tolerant?

Subject: Re: [Boost-users] How to make Boost.Format fault tolerant?
From: John M. Dlugosz (mpbecey7gu_at_[hidden])
Date: 2012-02-11 02:43:12

On 2/10/2012 1:14 AM, Igor R wrote:
>> A common case for using Boost.Format is in the production of error or
>> warning messages.  So, these don't get run on a normal use of the program,
>> and problems with the arguments will go unnoticed until there _is_ an error,
>> in which case I get (at best) no error message, or worse, turn a log-only
>> warning statement into an exception.
>>
>> Does Format already have some features to make it not throw exceptions?
>
> http://www.boost.org/doc/libs/1_48_0/libs/format/doc/format.html#exceptions

It seems to suppress exceptions for some things, but a format string like:
        "Funny format string: 25% off now! %z %x"
still throws an exception "boost::bad_format_string: format-string is ill-formed"
when  exceptions(boost::io::no_error_bits)  is used.

—John