From: Peter Bailey <pbailey@...>
Date: 2006-05-23T23:08:28+09:00
Subject: Re: How to "go to" in a RUBY script . . .

Leslie Viljoen wrote:
> On 5/18/06, DEBAUN, STEVE [AG-Contractor/2400] 
> <steve.debaun@seminis.com> wrote:
>> To everyone else:
>> I'll distract him, while y'all get a rope.
> 
> hehe. I recently noticed that C# still has a goto, although it seems
> that you can't have a label right at the end of a function since the
> label must precede an actual statement. I found it to be useful in a
> case where I was deep in nested loops, searching for a string and had
> just found it, so I needed to jump out. It seemed so much clearer and
> simpler to use the goto rather than have
> 
> if (... & flag_variable)
> 
> in every loop condition., even though I had to put silly nop
> statements at the end of the functions.
> 
> In Ruby I sometimes do similar things with Exceptions, since an
> Exception a rather glorified goto-with-parameters.
> 
> I think the great fear of having spaghetti code resulted in a bit of
> an over-reaction:  the universal condemnation of goto. Goto is still
> sometimes simple and useful.
> 
> L


Wow. I guess, way back when, my referring to GOTO really sparked a 
conversation here. It's not that I still write DOS scripts. I have used 
it recently, though, in Windows cmd.exe scripts, which, no, are not DOS. 
This is juicy stuff. Thanks, everybody. Catch and throw, exceptions, . . 
., all good stuff.
-Peter

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