hash_to_ostruct.rb

    def hash_to_ostruct(object)
      return case object
      when Hash
        object = object.clone
        object.each do |key, value|
          object[key] = hash_to_ostruct(value)
        end
        OpenStruct.new(object)
      when Array
        object = object.clone
        object.map! { |i| hash_to_ostruct(i) }
      else
        object
      end
    end