#!/usr/bin/env ruby require 'rubygems' require 'sinatra' require 'grope' require 'json' $grope = Grope::Env.new $grope.load('http://fmarcia.info/jsmin/test.html') get '/' do '' end get '/minify' do content_type 'application/json' $grope.all('//textarea')[1].value = params[:js] $grope.find('id("go")').click JSON.generate :result => $grope.all('//textarea')[2].value end