From: Eric Hodel <drbrain@...7.net>
Date: 2005-06-05T09:10:51+09:00
Subject: Re: ruby-dev summary 26128-26222 (Re: ropt/optparse)

On 04 Jun 2005, at 14:15, a slow loriswithpoisonelbows wrote:

> Eric Hodel <drbrain@segment7.net> writes:
>
>> For files with very few options, optparse requires too much typing.
>>
>
> I don't think so. It seems to me you can leave out a great quantity of
> the optparse pooky if you want to keep things simple:
>
>
> require 'optparse'
> require 'ostruct'
> opt = OpenStruct.new
> p = OptionParser.new {|p|
>   p.on('-c C')          {|o| opt.color = o}
>   p.on('-i I', Integer) {|o| opt.int = o}
> }.parse!
> puts "color   is: #{opt.color}  (#{opt.color.class})"
> puts "integer is: #{opt.int}    (#{opt.int.class})"

6 lines too many (counting my shebang with -s):

$ cat x.rb
#!/usr/local/bin/ruby -ws

puts "color is #{$c}" if defined? $c
puts "integer is #{$i}" if defined? $i
$ ./x.rb -c=blue -i=99
color is blue
integer is 99

> Maybe the problem is with optparse documentation. I started with the
> comment in the code and kept chucking until I got to what is above.

You could also replace OpenStruct with a Hash.

-- 
Eric Hodel - drbrain@segment7.net - http://segment7.net
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