Re: analyzing warning messages from log file

[Werner LEMBERG]

>> I personally would like some functions to print output at the
>> relevant stage:
>>   #(ly:warning_parser (_ "blah"))
>>   #(ly:warning_translator (_ "blah"))
>>   #(ly:warning_event_class (_ "blah"))
>>   #(ly:warning_engraver (_ "blah"))
>>   #(ly:warning_performer (_ "blah"))
>>   #(ly:warning_whatever_else_we_have (_ "blah"))
>>
>> (or not necessarily "warning"; just a "print_during" -- it would
>> actually be useful for one of my research projects!)
>>
>> I'd feel better about decorating regtests if we could truly target
>> the message to the warning.  (I still think that most regtests
>> should produce no warnings, and any exception should be in a
>> different directory)
> 
> I'd rather we just use
> #(regtest:expext_warning (_ "Some particular warning"))
> 
> before the line being the eventual cause of some expected warning,
> and ly:warning get hijacked, matching the expected warnings to the
> given warnings, and complaining at the end of the run in case any
> expected warnings did not turn up.

+1


    Werner