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: version.rb
    path of file: ./repos/vcr/lib/vcr
    
    the code of the file until where you have to start completion: module VCR
  extend self

  # @return [String] the current VCR version.
  # @note Thi
    
  def version
    @version ||= begin
      string = +'6.2.0'

      def string.parts
        split('.').map { |p| p.to_i }
      end

      def string.major
        parts[0]
      end

      def string.minor
        parts[1]
      end

      def string.patch
        parts[2]
      end

      string.freeze
    end