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: application_helper.rb
    path of file: ./repos/texterify/app/helpers
    
    the code of the file until where you have to start completion: # frozen_string_literal:
    
  def roles_below(role)
    if role == 'owner'
      ROLES_BELOW_OWNER
    elsif role == 'manager'
      ROLES_BELOW_MANAGER
    elsif role == 'developer'
      ROLES_BELOW_DEVELOPER
    else
      ROLES_BELOW_TRANSLATOR
    end