parse an xsd and pull out our complext types that extend "Entity"

gistfile1.rb

filename = Rails.root.join("2-XML Schema", "[OSA-EAI-CCOM-ML-XSD-V03-2]CCOM-ML_V3-2-3 (2010-11-30).xsd")
doc = Nokogiri::XML(File.read(filename))

def complex_types_of(doc,base)
  hash = {}
  doc.xpath("//xs:extension[@base='#{base}']").each do |extension|
    complex_type = extension.parent.parent
    name = complex_type[:name]
    hash[name] = complex_types_of(doc,name)
  end
  hash
end

entities = {:entity => complex_types_of(doc, "Entity")}

puts entities.to_yaml