tree_ancestors method

tree_ancestors method

class Module
  def tree_ancestors
    puts_tree_acestors(0, [self])
  end
  
  protected
  def puts_tree_acestors(indent, displayed_modules)
    puts "%s[%s] %s" % ['  ' * indent, (self.is_a?(Class) ? 'C' : 'M'), self.name]
    nested_included_modules = included_modules.map{|mod| mod.included_modules}.uniq.flatten # - displayed_modules
    my_included_modules = included_modules - nested_included_modules
    my_included_modules -= superclass.included_modules if respond_to?(:superclass) and superclass
    displayed_modules += nested_included_modules
    my_included_modules.each do |mod|
      mod.puts_tree_acestors(indent + 1, displayed_modules)
    end
    if respond_to?(:superclass) and superclass
      superclass.puts_tree_acestors(indent + 1, displayed_modules)
    end
  end
end