From: James Edward Gray II <james@...>
Date: 2005-11-22T04:36:35+09:00
Subject: Re: Problem with Pickaxe and Yaml

On Nov 21, 2005, at 1:21 PM, Mark Haliday wrote:

> I've got the Pickaxe book (2nd edition) and was doing some of the Yaml
> code on page 417.  I cannot seem to get the expected results.
>
> Example:
>
> require 'yaml'
>
> class Special
>
>     def initialize(valuable, volatile, precious)
>         @valuable = valuable
>         @volatile = volatile
>         @precious = precious
>     end

attr_reader :valuable

>     def to_yaml_properties
>         %w{@precious @valuable}
>     end
>
>     def to_s
>         "#@valuable #@volatile #@precious"
>     end
> end
>
> obj = Special.new("Hello", "there", "world")
> data = YAML.dump(obj)
> obj = YAML.load(data)
>
> puts obj["valuable"]

puts obj.valuable

Hope that helps.

James Edward Gray II