From: ChrisH <chris.hulan@...>
Date: 2006-02-22T23:23:37+09:00
Subject: Re: How to evaluate file as Ruby code?

Ronald Fischer wrote:
> How do I evaluate a text file as a sequence of Ruby statements?
> (For those who happen to know Perl: I would like to have an
> equivalent of the Perl 'do FILENAME' feature).
>
> For example, I have a file "foo" which contains the lines
>
>   abc=4
>   def=5
>
> I would like to "evaluate" the file such that after this, the
> variable abc is set to 4 and def is set to 5.
>
> I tried the following:
>
> eval(File.new("foo").read)
>
> But after this, abc is still undefined. What am I doing wrong here?
>
> Ronald

require <file> will load and evaluate the file once, but will not load
a file that has already been 'require'd

load <file> will load and evaluate the file, it will reload and
re-evaluate.

Cheers
Chris