How about this?
File.open(blah) do |f|
...stuff...
end rescue abort("cannot open file")
- John
On Wed, Aug 4, 2010 at 2:06 PM, Glenn Little <[email protected]> wrote:
> Just curious if there is an elegant ruby idiom for opening a file and
> getting out with minimal fuss if the file can't be opened. Something
> like perl's
>
> open(blah blah) || die "cannot open file"
>
> The obvious seems to be ruby's
>
> begin
> f = File.open(blah)
> rescue
> abort "cannot open file"
> end
>
> While that does give me a heck of a lot more fine-grained control over
> responding to different error types and so on, it seems a little bulky
> and verbose if all I really want is a quick message and a non-zero
> exit status.
>
> Am I missing an option or idiom?
>
> Thanks!
>
> -glenn
>
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