From: Colin Bartlett <colinb2r@...>
Date: 2010-08-18T06:23:15+09:00
Subject: Re: question on if / defined?()

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On Tue, Aug 17, 2010 at 6:30 PM, John Sikora <john.sikora@xtera.com> wrote:

> Rick Denatale wrote:
> > Because x is defined, this happens at parse time so it doesn't matter
> > if the assignment is executed or not.
>
> Is this because when the parser sees 'x = ...',  Ruby automatically
> assigns a reference to the variable x?
>

I think that's correct, but I'd welcome confirmation from those more
knowledgeable about this.

irb
x
#=> NameError: undefined local variable or method 'x' for main:Object
x = x
#=> nil

Sort of assigning itself by it's own bootstraps?

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