class Nokogiri::XML::Attr

def self.new(document, name, *rest) # :nodoc:
  node_ptr = LibXML.xmlNewDocProp(document.cstruct, name.to_s, nil)
  node_cstruct = LibXML::XmlNode.new(node_ptr)
  node_cstruct.keep_reference_from_document!
  node = Node.wrap(node_cstruct, self)
  node.send :initialize, document, name, *rest
  yield node if block_given?
  node
end

def inspect_attributes
  [:name, :namespace, :value]
end

def value=(content) # :nodoc:
  unless cstruct[:children].null?
    LibXML.xmlFreeNodeList(cstruct[:children])
  end
  cstruct[:children] = cstruct[:last] = nil
  return unless content
  char_ptr = LibXML.xmlEncodeEntitiesReentrant(cstruct[:doc], content)
  cstruct[:children] = LibXML.xmlStringGetNodeList(cstruct[:doc], char_ptr)
  child_cstruct = cstruct[:children]
  while ! child_cstruct.null?
    child = Node.wrap(child_cstruct)
    child.cstruct[:parent] = cstruct
    child.cstruct[:doc] = cstruct[:doc]
    cstruct[:last] = child.cstruct
    child_cstruct = child.cstruct[:next]
  end
  LibXML.xmlFree(char_ptr)
  content
end