gistfile1.rb

module Test
  module Sessions
    %w{get post put delete head}.each do |verb|
      eval <<-EOS
      def #{verb}(uri, params = {}, env = {}, &block)
        inject_session(env)
        super(uri, params, env, &block)
      end
      EOS
    end

    def inject_session(env)
      env[:cookie] = [env[:cookie], "rack.session=#{[Marshal.dump(env.delete(:session))].pack("m*")}"].compact.join("; ") if env[:session]
    end
  end
end