From: Robert Klemme <shortcutter@...>
Date: 2008-02-06T01:42:09+09:00
Subject: Re: how to say # in ruby

2008/2/5, Gerry Ford <wade@zaxfuuq.net>:
> Tim Hunter wrote:
> > Dan Ford wrote:
> >> TIA.
> >> --
> >
> > Welcome to Ruby!
> >
> > "This" is a mailing list called ruby-talk. It's gated to the
> > comp.lang.ruby newsgroup if you're more comfortable with USENET. There
> > are no moderators. There are many regulars.
>
> Well, you sound friendly enough.  I looked with my news client at
> comp.lang.ruby, and these messages are, to my surprise, there for the
> perusal.  I've updated this site to match my usenet pseudonym.

Welcome!

>  I wanted
> to make # the original subject, but the forum software demanded that I
> embellish.
>
> #!/usr/bin/env ruby
>
> require 'rubygems'
> require 'fruit_processor'
>
> #if __FILE__ == $0
> processor = FruitProcessor.new
> ARGV[0] == nil ? dir = "." : dir = ARGV[0]

You could as well do

dir = ARGV.shift || "."

> processor.pre_process dir
> #end
>
> My second question is about the shebang line: #!
> I was surprised to find that it matters what's written here when using
> the windows platform.  There is no env folder in the bin folder, so if
> that's a path, then it's a path to nowhere.  What "should" the first
> line say?

I personally use Ruby on cygwin and most of the time my shebang line
looks like this:

#!/bin/env ruby

No idea about the Windows Ruby version - I haven't used that in ages.

Kind regards

robert


-- 
use.inject do |as, often| as.you_can - without end