class Chef::Knife::NodeRunListSet

def run
  if @name_args.size < 2
    ui.fatal "You must supply both a node name and a run list."
    show_usage
    exit 1
  elsif @name_args.size > 2
    # Check for nested lists and create a single plain one

    entries = @name_args[1..].map do |entry|
      entry.split(",").map(&:strip)
    end.flatten
  else
    # Convert to array and remove the extra spaces

    entries = @name_args[1].split(",").map(&:strip)
  end
  node = Chef::Node.load(@name_args[0])
  set_run_list(node, entries)
  node.save
  config[:run_list] = true
  output(format_for_display(node))
end

def set_run_list(node, entries)
  node.run_list.run_list_items.clear
  entries.each { |e| node.run_list << e }
end