From: Christopher Dicely <cmdicely@...>
Date: 2009-04-20T02:01:29+09:00
Subject: Re: ruby1.9 and the retry keyword

On Sun, Apr 19, 2009 at 9:50 AM, James Gray <james@grayproductions.net> wrote:
> On Apr 19, 2009, at 9:20 AM, Yoann Guillot wrote:
>
>> It seems that the 'retry' keyword is not supported anymore in ruby1.9 to
>> restart a running iteration from the beginning.
>
> As Robert said, it's no longer supported in iteration.  It still works in a
> rescue clause.
>
>> Is there a way to achieve the old behavior, preferably in a 1.8 compatible
>> way ?
>
> You bet.
>
>> $ ruby1.8 -ve '[1, 2].each { puts "bla" ; retry }'
>
> loop do
>  puts "bla"
> end

That mimics the example (where the retry is unconditional), but
clearly isn't a general solution; If "redo" works on 1.9 (which is
similar to retry, but different in conditions not relevant to the
question), that may be the answer.