Developers of Sympa

[IKEDA Soji <address@concealed>]

Hi,

On Thu, 22 Feb 2018 11:17:12 +0100
Marc Chantreux <address@concealed> wrote:

>> So as a typical use case when I open a file and it doesn't exist with 
>> autodie?
> 
>> if (open (...)) {
>>    found ... proceed
>> } elsif ( "File not found" ) {
>>    sure, we look elsewhere
>> } else {
>>    log the error and handle the problem
>> }
> 
>> Actually a better version would be with try and catch - but how does 
>> autodie
>> handle that?
> 
> i tested it in this file (this is poor testing)
> 
> https://github.com/sympa-community/p5-sympatic/blob/master/t/11_use_autodie.t
> 
> when $! is rised, $@ is set so if we include Try::Tiny in Sympatic, we
> should be able to write
> 
> my $fh =
>    try { open ...  }
>    catch {
>        # deal with $ERRNO
>    }

Marc, please copy all of what racke wrote using method you supports.

Then how about this?

if (open ...) {
   # processing...
   return $result;
} elsif ( "File not found" ) {
   # Sure, we look elsewhere
   return $other;
} else {
   # handle the problem
   # notify problem to the caller
}


> another option is
> 
> my $fh
> { no autodie;
>    ...
> }
> 
> but again: autodie is about raising exceptions when didn't and provide a
> decent default (as use strict, use warnings).
> 
> regards
> marc


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