_normalize_options

# File actionpack/lib/action_controller/metal/rendering.rb, line 83
    def _normalize_options(options) #:nodoc:
      _normalize_text(options)

      if options[:text]
        ActiveSupport::Deprecation.warn           `render :text` is deprecated because it does not actually render a          `text/plain` response. Switch to `render plain: 'plain text'` to          render as `text/plain`, `render html: '<strong>HTML</strong>'` to          render as `text/html`, or `render body: 'raw'` to match the deprecated          behavior and render with the default Content-Type, which is          `text/plain`..squish
      end

      if options[:html]
        options[:html] = ERB::Util.html_escape(options[:html])
      end

      if options.delete(:nothing)
        ActiveSupport::Deprecation.warn("`:nothing` option is deprecated and will be removed in Rails 5.1. Use `head` method to respond with empty response body.")
        options[:body] = nil
      end

      if options[:status]
        options[:status] = Rack::Utils.status_code(options[:status])
      end

      super
    end