You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: supermarket_search.rb
    path of file: ./repos/chef/knife/lib/chef/knife
    
    the code of the file until where you have to start completion: #
# Author:: Christopher Webber (<cwebber@chef.io>)
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except
    
      def search_cookbook(query, items = 9999999, start = 0, cookbook_collection = {})
        cookbooks_url = "#{config[:supermarket_site]}/api/v1/search?q=#{query}&items=#{items}&start=#{start}"
        cr = noauth_rest.get(cookbooks_url)
        cr["items"].each do |cookbook|
          cookbook_collection[cookbook["cookbook_name"]] = cookbook
        end
        new_start = start + items
        if new_start < cr["total"]
          search_cookbook(query, items, new_start, cookbook_collection)
        else
          cookbook_collection
        end