From: James Gray <james@...>
Date: 2007-12-15T07:09:24+09:00
Subject: Fwd: [QUIZ] Programmer Ping-Pong (#150)

(forwarding to Ruby Talk so all can benefit from this code)

Begin forwarded message:

> From: Rob Biedenharn <Rob@AgileConsultingLLC.com>
> Date: December 14, 2007 10:21:01 AM CST
> To: Ruby Quiz <james@grayproductions.net>
> Subject: Re: [QUIZ] Programmer Ping-Pong (#150)
>
>
> On Dec 14, 2007, at 8:13 AM, Ruby Quiz wrote:
>
>> 	* I'll make the initial serve, starting the quiz off with
>> 	  a single failing test
>> 	* Anyone can return the ball at anytime by doing exactly
>> 	  two things, in order:  make all tests pass including the
>> 	  recently added failure and then add a new failing test
>> 	  of your own
>
>> We will have two files:  avl_tree.rb and test_avl_tree.rb.  Please  
>> pass both
>> files in each submission email you make for this quiz.  Let's not  
>> complicate
>> this with directory structures or zip files.
>
>> 	* Use your client's "Reply" feature and make sure you are replying  
>> to
>> 	  the message that contains the test you made pass
>> 	* Trim any unneeded context from the reply, including the previous
>> 	  version of the code since you will be including the current copy
>> 	  of the whole thing
>> 	* Kindness to your fellow programmers trumps any listed guidelines
>
>
> In the spirit of helping keep this sane (and because I'm interested  
> in this quiz!), here are a couple small scripts that could help keep  
> the posting/tracking of code civil.  You pass the contents of an  
> email to extract as STDIN and it will create the contained files.   
> Running package gives you the files in a pastable format on STDOUT.   
> By default, it gets the '*.rb' files, but I used:  `./package  
> '{package,extract}'` to generate what I pasted here.
>
> -Rob
>
> ==> extract <==
> #!/usr/bin/env ruby -wKU
> # -*- ruby -*-
>
> file = nil
> state = :init
> ARGF.each do |line|
>  case state
>  when :init
>    next unless line =~ /^==> (.*) <==$/
>    if File.exist?($1)
>      backup = $1+'~'
>      File.delete(backup) if File.exist?(backup)
>      File.rename($1, backup)
>    end
>    file = File.open($1, 'w')
>    state = :writing
>  when :writing
>    file.write line
>    if line.chomp == '__END__'
>      file.close
>      state = :init
>    end
>  end
> end
> __END__
>
> ==> package <==
> #!/usr/bin/env ruby -wKU
> # -*- ruby -*-
>
> Dir[ARGV[0] || '*.rb'].each do |f|
>  lines = IO.readlines(f)
>  lines.unshift "==> #{f} <==\n"
>  lines << "__END__\n" unless lines.last.chomp == '__END__'
>  lines << "\n"
>  puts lines
> end
> __END__
>
>
> Rob Biedenharn		http://agileconsultingllc.com
> Rob@AgileConsultingLLC.com
> +1 513-295-4739
> Skype:	rob.biedenharn
>
>