gistfile1.rbx

class Question
  
  attr_accessor :node
  @@accessors = [:type, :position, :text, :required_answers_count, :possible_answers, :hint]

  def initialize (keys = {})
    @node = {}
    @node['questions']
    keys.each do |k,v|
      @node[k.to_s] = v if @@accessors.include?(k)
    end
  end
  
  def to_s
    @node
  end
  
  # create a getter and setter for each accessor define
  @@accessors.each do |acc|
      meth = acc.to_s
      class_eval <<-RUBY 
        def #{meth} 
          node["#{meth}"]
        end 
        def #{meth}=(value)
          node["#{meth}"] = value
        end
      RUBY
  end
  
  
end