require.rb

  # Make sure that all channels are subscribed to before any packages are installed.
  # This is evil and horrible and not right. But it's really the only way right now.
  # TODO: use a whit to coalesce relationships for performance reasons. This won't
  #       really matter until you have many channels subscribed.
  def autorequire(rel_catalog = nil)
    rel_catalog ||= catalog
    raise(Puppet::DevError, "You cannot add relationship without a catalog") unless rel_catalog

    reqs = super
    rel_catalog.resources.select{|x| x.is_a? Puppet::Type::Package}.each do |res|
      reqs << Puppet::Relationship::new(self, res)
    end
    reqs
  end