module Karafka::Callbacks::Config

def self.extended(klass)
  # option internal [Hash] - optional - internal karafka configuration settings that should
  #   never be changed by users directly
  klass.setting :callbacks do
    Callbacks::TYPES.each do |callback_type|
      # option [Array<Proc>] an array of blocks that will be executed at a given moment
      #   depending on the callback type
      setting callback_type, []
    end
  end
end