# File lib/hirb/dynamic_view.rb, line 44
    def self.add(view, options, &block)
      raise ArgumentError, ":helper option is required" unless options[:helper]
      helper = Helpers.helper_class options[:helper]
      unless helper.is_a?(Module) && class << helper; self.ancestors; end.include?(self)
        raise ArgumentError, ":helper option must be a helper that has extended DynamicView"
      end
      mod = block ? generate_single_view_module(view, &block) : view
      raise ArgumentError, "'#{mod}' must be a module" unless mod.is_a?(Module)
      helper.add_module mod
    end