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/ekylibre/app/models
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

# = Informations
#
# == License
#
# Ekylibre - Simple agricultural ERP
# Co
    
    def with_current_user(user, &block)
      old_user = self.current_user
      self.current_user = user
      block.call
    ensure
      self.current_user = old_user
    end