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: server_api_versions.rb
    path of file: ./repos/chef/lib/chef
    
    the code of the file until where you have to start completion: #--
# Copyright:: Copyright
    
    def min_server_version
      # If we're working with a pre-api-versioning server, always claim to be zero
      if @versions.nil?
        unversioned? ? 0 : nil
      else
        Integer(@versions["min_version"])
      end