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use Perl

All the Perl that's Practical to Extract and Report

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eval{} has its points... (Score:1)

by demerphq (2831)

>if (my $result = eval { $data->() }) { act_on $result }

>This sucks the most. It work as long as $data is
>callable and returns something true. (It could be
>tweaked to work as long as it's callable, but would
>get even uglier and no better.)

IMO It gets a little better:

my $result;
if (eval { $result=$data->(); 1 }) { ....
}
- Re:eval{} has its points... (Score:1)
  
  by rjbs (4671) on 2006.04.07 8:38 (#47018) Homepage Journal
  
  Yeah, the problem, of course, is that calling the routine may very well have side effects like iterating.
  
  --
  rjbs
  
  Reply to This
  
  Parent

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