From: Leslie Viljoen <leslieviljoen@...>
Date: 2006-05-19T17:47:44+09:00
Subject: Re: How to "go to" in a RUBY script . . .

On 5/18/06, Eric Hodel <drbrain@segment7.net> wrote:
> On May 18, 2006, at 1:48 PM, 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.
>
> This is what the return keyword is for.

You are right, return works well there.

> > 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.
>
> Abusing exceptions the way you describe sounds just as horrible.

The code is long but I'll strip it down and let you have a look. Maybe
you can suggest a better way then.

Les