What I want it to be like

gistfile1.txt

module MyModule
  module Scope
    # The message is intended for the advertiser.
    ADVERTISER = 0
    # The message is intended for the logged-in business user.
    BUSINESSUSER = 1
    # The message is intended for the business.
    BUSINESS = 2
    # The message is intended for the co-brand.
    COBRAND = 3
    DIGITALPRESENCE = 4
    # The message is intended for the campaign related actions.
    CAMPAIGN = 5
    # The message is a test
    TEST = 6
    VALUE_MAP = {0 => "ADVERTISER", 1 => "BUSINESSUSER", 2 => "BUSINESS", 3 => "COBRAND", 4 => "DIGITALPRESENCE", 5 => "CAMPAIGN", 6 => "TEST"}
    VALID_VALUES = Set.new([ADVERTISER, BUSINESSUSER, BUSINESS, COBRAND, DIGITALPRESENCE, CAMPAIGN, TEST]).freeze
  end

  module Aggregate
    AVG = 0
    CNT = 1
    MIN = 2
    MAX = 3
    SUM = 4
    VALUE_MAP = {0 => "AVG", 1 => "CNT", 2 => "MIN", 3 => "MAX", 4 => "SUM"}
    VALID_VALUES = Set.new([AVG, CNT, MIN, MAX, SUM]).freeze
  end
end