class Cucumber::Formatter::OrderedXmlMarkup

:nodoc:
Emits attributes ordered alphabetically, so that we can predicatbly test output.

def _insert_attributes(attrs, order=[])

:nodoc:
Emits attributes ordered alphabetically, so that we can predicatbly test output. 
def _insert_attributes(attrs, order=[])
  return if attrs.nil?
  keys = attrs.keys.map{|k| k.to_s}
  keys.sort!
  keys.reverse! if (attrs.keys - [:version, :encoding] == []) #HACK to ensure the 'version' attribute is first in xml declaration.
  keys.each do |k|
    v = attrs[k.to_sym] || attrs[k]
    @target << %{ #{k}="#{_attr_value(v)}"} if v
  end
end