Single file rails app

.__mini_rails__

__mini_rails__

.ruby-gemset

mini_rails

.ruby-version

ruby-2.2.0

config.ru

# Run this file with:
#   rackup -p 3030

require "rubygems"
gem "actionpack"
gem "railties"

require "rails"
require "action_controller/railtie"

class HelloWorldApp < Rails::Application
  config.eager_load = "development"
  config.consider_all_requests_local = true
  config.secret_key_base = "669846b267cea64315663e4f5c124096"
  config.secret_token = "9c9846b2f7cea64315503e4f5c124094"

  routes.append do
    get "/" => "hello#world"
  end
end

class HelloController < ActionController::Base
  def world
    render :text => "Hello world!"
  end
end

HelloWorldApp.initialize!

run HelloWorldApp

Gemfile

source 'http://rubygems.org'

gem 'rails', '~> 4.2.1'

Gemfile.lock

GEM
  remote: http://rubygems.org/
  specs:
    actionmailer (4.2.1)
      actionpack (= 4.2.1)
      actionview (= 4.2.1)
      activejob (= 4.2.1)
      mail (~> 2.5, >= 2.5.4)
      rails-dom-testing (~> 1.0, >= 1.0.5)
    actionpack (4.2.1)
      actionview (= 4.2.1)
      activesupport (= 4.2.1)
      rack (~> 1.6)
      rack-test (~> 0.6.2)
      rails-dom-testing (~> 1.0, >= 1.0.5)
      rails-html-sanitizer (~> 1.0, >= 1.0.1)
    actionview (4.2.1)
      activesupport (= 4.2.1)
      builder (~> 3.1)
      erubis (~> 2.7.0)
      rails-dom-testing (~> 1.0, >= 1.0.5)
      rails-html-sanitizer (~> 1.0, >= 1.0.1)
    activejob (4.2.1)
      activesupport (= 4.2.1)
      globalid (>= 0.3.0)
    activemodel (4.2.1)
      activesupport (= 4.2.1)
      builder (~> 3.1)
    activerecord (4.2.1)
      activemodel (= 4.2.1)
      activesupport (= 4.2.1)
      arel (~> 6.0)
    activesupport (4.2.1)
      i18n (~> 0.7)
      json (~> 1.7, >= 1.7.7)
      minitest (~> 5.1)
      thread_safe (~> 0.3, >= 0.3.4)
      tzinfo (~> 1.1)
    arel (6.0.0)
    builder (3.2.2)
    erubis (2.7.0)
    globalid (0.3.5)
      activesupport (>= 4.1.0)
    i18n (0.7.0)
    json (1.8.3)
    loofah (2.0.2)
      nokogiri (>= 1.5.9)
    mail (2.6.3)
      mime-types (>= 1.16, < 3)
    mime-types (2.6.1)
    mini_portile (0.6.2)
    minitest (5.7.0)
    nokogiri (1.6.6.2)
      mini_portile (~> 0.6.0)
    rack (1.6.1)
    rack-test (0.6.3)
      rack (>= 1.0)
    rails (4.2.1)
      actionmailer (= 4.2.1)
      actionpack (= 4.2.1)
      actionview (= 4.2.1)
      activejob (= 4.2.1)
      activemodel (= 4.2.1)
      activerecord (= 4.2.1)
      activesupport (= 4.2.1)
      bundler (>= 1.3.0, < 2.0)
      railties (= 4.2.1)
      sprockets-rails
    rails-deprecated_sanitizer (1.0.3)
      activesupport (>= 4.2.0.alpha)
    rails-dom-testing (1.0.6)
      activesupport (>= 4.2.0.beta, < 5.0)
      nokogiri (~> 1.6.0)
      rails-deprecated_sanitizer (>= 1.0.1)
    rails-html-sanitizer (1.0.2)
      loofah (~> 2.0)
    railties (4.2.1)
      actionpack (= 4.2.1)
      activesupport (= 4.2.1)
      rake (>= 0.8.7)
      thor (>= 0.18.1, < 2.0)
    rake (10.4.2)
    sprockets (3.2.0)
      rack (~> 1.0)
    sprockets-rails (2.3.1)
      actionpack (>= 3.0)
      activesupport (>= 3.0)
      sprockets (>= 2.8, < 4.0)
    thor (0.19.1)
    thread_safe (0.3.5)
    tzinfo (1.2.2)
      thread_safe (~> 0.1)

PLATFORMS
  ruby

DEPENDENCIES
  rails (~> 4.2.1)