# File lib/rack/ssl.rb, line 12
    def initialize(app, options = {})
      @app = app

      @hsts = options[:hsts]
      @hsts = {} if @hsts.nil? || @hsts == true
      @hsts = self.class.default_hsts_options.merge(@hsts) if @hsts

      @exclude = options[:exclude]
      @host    = options[:host]
    end