set_autoload_paths

# File railties/lib/initializer.rb, line 248
    def set_autoload_paths
      ActiveSupport::Dependencies.load_paths = configuration.load_paths.uniq
      ActiveSupport::Dependencies.load_once_paths = configuration.load_once_paths.uniq

      extra = ActiveSupport::Dependencies.load_once_paths - ActiveSupport::Dependencies.load_paths
      unless extra.empty?
        abort "load_once_paths must be a subset of the load_paths.\nExtra items in load_once_paths: \#{extra * ','}\n"
      end

      # Freeze the arrays so future modifications will fail rather than do nothing mysteriously
      configuration.load_once_paths.freeze
    end