veryrusty

Ever given any thought as to what the expense of catching exceptions with Try::Tiny or even eval might be?

Recently a colleague was having some issues with a legacy codebase that was having requests exceed their nginx proxy timeouts. We discussed increasing those timeouts, but considered that a last resort.

One block of code being executed was along the lines of

eval { do_this() };

if (! $@) {

  plan_a()

} else {

  plan_b()

}

…