_normalize_args

# File actionview/lib/action_view/rendering.rb, line 134
      def _normalize_args(action = nil, options = {})
        options = super(action, options)
        case action
        when NilClass
        when Hash
          options = action
        when String, Symbol
          action = action.to_s
          key = action.include?(//) ? :template : :action
          options[key] = action
        else
          if action.respond_to?(:permitted?) && action.permitted?
            options = action
          elsif action.respond_to?(:render_in)
            options[:renderable] = action
          else
            options[:partial] = action
          end
        end

        options
      end