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: knife.rb
    path of file: ./repos/chef/knife/lib/chef
    
    the code of the file until where you have to start completion: #
# Author:: Adam Jacob (<adam@chef.io>)
# Author:: Christopher Brown (<cb@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 in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LI
    
    def self.inherited(subclass)
      super
      unless subclass.unnamed?
        subcommands[subclass.snake_case_name] = subclass
        subcommand_files[subclass.snake_case_name] +=
          if subclass.superclass.to_s == "Chef::ChefFS::Knife"
            # ChefFS-based commands have a superclass that defines an
            # inherited method which calls super. This means that the
            # top of the call stack is not the class definition for
            # our subcommand.  Try the second entry in the call stack.
            [path_from_caller(caller[1])]
          else
            [path_from_caller(caller[0])]
          end