From: daz <dooby@...10.karoo.co.uk>
Date: 2005-08-12T20:21:11+09:00
Subject: Re: Re-reading a portion of a source file from a specific point


Daniel Berger wrote:

> From within a Ruby program, is there a way to get Ruby to re-read itself
> from a specific part of the file?
> [...]
> I thought perhaps there were some tricks I could
> use with __DATA__, __END__ or __FILE__, but I wasn't sure.


The DATA constant initially points after the __END__ marker.
The origin of the DATA IO object is the script itself !

# Line 1
DATA.rewind
script = DATA.readlines
p script[1..2]
__END__

#-> ["DATA.rewind\n", "script = DATA.readlines\n"]


daz