sxml.rb

require 'rubygems'
require 'nokogiri'

module SXML
  
  def self.transform(sxml, doc = Nokogiri::XML::Document.new)
    el = Nokogiri::XML::Element.new(sxml[0].to_s, doc)
    
    sxml[1..-1].each do |e|
      case e 
      when Array
        el.add_child(transform(e, doc))
      when String
        el.content += e
      when Fixnum
        el.content += e.to_s
      when Hash
        e.each do |k,v|
          el[k.to_s] = v
        end
      end
    end

    el
  end

end