application.coffee

require ['jquery', 'calculator'], ($, Calculator) ->
  $ ->
    calc = new Calculator()
    alert calc.add(4, 8)
    calc.paint('#item')

application.css.sass

.red
  background-color: #f00

calculator.coffee

define ['jquery'], ($) ->
  class Calculator
    add: (a, b) ->
      a + b
    paint: (el) ->
      $(el).addClass 'red'

calculator_spec.coffee

define ['calculator'], (Calculator) ->
  describe 'Calculator', ->
    calc = {}
    beforeEach ->
      calc = new Calculator()

    it 'should add two digits', ->
      expect(calc.add(4,4)).toBe(8)

    it 'should add another two digits', ->
      expect(calc.add(4,5)).not.toBe(8)

template.rb

create_file '.ruby-version' do <<-RUBYVER
1.9.3
RUBYVER
end

create_file '.rvmrc' do <<-RVMRC
rvm use --create ruby-1.9.3@#{app_name}
rehash
bundle install
RVMRC
end

prepend_file 'Gemfile' do <<-GEMFILE
ruby '1.9.3'

GEMFILE
end

gsub_file 'Gemfile', /gem 'turbolinks'/, "# gem 'turbolinks'"

gem 'devise', '~> 3.0.0.rc'
gem 'obfuscate_id', github: 'ptb/obfuscate_id'
gem 'requirejs-rails', github: 'jwhitley/requirejs-rails'
gem 'slim-rails', '~> 1.1.1'
gem 'zepto_rails', '~> 1.0'

gem_group :development do
  # gem 'rack-mini-profiler', '~> 0.1.26'

  gem 'guard-bundler', '~> 1.0.0'
  gem 'guard-livereload', '~> 1.4.0'
  gem 'guard-rspec', '~> 3.0.1'
  gem 'guard-rubocop', '~> 0.0.3'
  gem 'guard-teabag', '~> 0.0.2'

  gem 'terminal-notifier-guard', '~> 1.5.3'
  gem 'rb-fsevent', '~> 0.9.3', require: false

  gem 'magic_encoding', github: 'prodis/magic_encoding'
end

gem_group :development, :test do
  gem 'thin', '~> 1.5.1'
  gem 'rspec-rails', '~> 2.13.2'
  gem 'factory_girl_rails', '~> 4.2.1'
  gem 'capybara', '~> 2.1.0'
  gem 'launchy', '~> 2.3.0'
  gem 'selenium-webdriver', '~> 2.33.0'
  gem 'poltergeist', '~> 1.3.0'
  gem 'teabag', github: 'modeset/teabag'
end

gem_group :test do
  gem 'database_cleaner', '~> 1.0.1'
  gem 'shoulda-matchers', '~> 2.1.0'
  gem 'simplecov', '~> 0.7.1', require: false
  gem 'simplecov-vim', '~> 0.0.1'
end

gem_group :production do
  gem 'mysql2', '~> 0.3.11'
end

run 'bundle update'

generate 'rspec:install'
run 'bundle binstubs rspec-core'

generate 'teabag:install --coffee'

run 'guard init bundler'
run 'guard init livereload'
run 'guard init rspec'
run 'guard init rubocop'
run 'guard init teabag'

append_file '.gitignore', '/coverage*'

append_file '.rspec', '--format documentation'

create_file '.rubocop.yml' do <<-RUBOCOP
AllCops:
  Includes:
    - Rakefile
    - config.ru
  Excludes:
    - bin/**
    - db/**
    - config/**
    - log/**
    - public/**
    - tmp/**
    - vendor/**
RUBOCOP
end

create_file '.simplecov' do <<-SIMPLECOV
require 'simplecov-vim/formatter'
SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[
  SimpleCov::Formatter::HTMLFormatter,
  SimpleCov::Formatter::VimFormatter
]
SimpleCov.start 'rails'
SIMPLECOV
end

remove_file 'app/assets/images/rails.png'

remove_file 'app/assets/javascripts/application.js'
create_file 'app/assets/javascripts/application.coffee'

remove_file 'app/assets/stylesheets/application.css'
create_file 'app/assets/stylesheets/application.css.sass'

remove_file 'app/views/layouts/application.html.erb'
create_file 'app/views/layouts/application.html.slim' do <<-LAYOUT
doctype 5
html.no-js[lang='en' xml:lang='en' xmlns='http://www.w3.org/1999/xhtml']
  head
    meta[charset='UTF-8']/
    title #{app_name.humanize}
    = stylesheet_link_tag 'application'
    = requirejs_include_tag 'application'
    = csrf_meta_tags
  body
    = yield
LAYOUT
end

application <<-CONFIG
config.generators do |g|
      g.assets false

      g.template_engine :slim

      g.test_framework :rspec, view_specs: false
      g.integration_tool :rspec
    end

    config.sass.preferred_syntax = :sass
CONFIG

gsub_file 'config/database.yml', /^production.*/m do <<-DATABASE
production:
  adapter: mysql2
  encoding: utf8
  database: <%= ENV['RDS_DB_NAME'] %>
  username: <%= ENV['RDS_USERNAME'] %>
  password: <%= ENV['RDS_PASSWORD'] %>
  host: <%= ENV['RDS_HOSTNAME'] %>
  port: <%= ENV['RDS_PORT'] %>
DATABASE
end

inject_into_file 'config/environments/production.rb',
  :before => /^end$/ do <<-PRODUCTION

  config.requirejs.loader = :almond
PRODUCTION
end

inject_into_file 'config/initializers/teabag.rb',
  :after => 'config.suite do |suite|' do <<-TEABAGRB

    # https://github.com/modeset/teabag/wiki/RequireJS-with-Teabag
    suite.use_require = true
TEABAGRB
end
gsub_file 'config/initializers/teabag.rb',
  ", 'spec/javascripts/stylesheets'", ''
gsub_file 'config/initializers/teabag.rb', /"/, "'"
gsub_file 'config/initializers/teabag.rb', /^\n\n/, "\n"

run '/bin/mkdir -p coverage/javascripts/'

run '/bin/rm -rf doc/'

gsub_file 'Guardfile', 'javascripts/(.+).js', 'javascripts/(.+)\.(js|coffee)'

remove_file 'public/index.html'

# Thoughtbot Blog: http://bit.ly/QrzOH8
run '/bin/mkdir -p spec/features/'
run '/bin/mkdir -p spec/support/features/'

# http://rubydoc.info/github/jnicklas/capybara/master/Capybara/Node/Actions
# http://rubydoc.info/github/jnicklas/capybara/master/Capybara/Node/Finders
# http://rubydoc.info/github/jnicklas/capybara/master/Capybara/Node/Matchers

# feature == describe ..., :type => :feature
# background == before
# scenario == it
# given/given! == let/let!

create_file 'spec/features/example_spec.rb' do <<-EXAMPLE
# encoding: UTF-8
# require 'spec_helper'
#
# feature ExampleClassName do
# feature '' do
#   before do
#     # visit '/'
#     # click_link ''
#     # click_button ''
#     # click_on ''
#     # fill_in '', with: ''
#     # choose 'A Radio Button'
#     # check 'A Checkbox'
#     # uncheck 'A Checkbox'
#     # attach_file 'Image', '/path/image.jpg'
#     # select 'Option', from: 'Select Box'
#   end
#
#   [:rack, :phantomjs, :chrome, :firefox, :safari].each do |driver|
#     scenario "\#{driver}", driver: driver do
#       # within 'li#employee' do
#        #   fill_in '', with: ''
#       # end
#       # within_fieldset 'Legend Tag Text' {}
#       # within_table 'Caption Tag Text' {}
#     end
#   end
# end
EXAMPLE
end

gsub_file 'spec/javascripts/spec_helper.coffee',
  '#= require application', '#= require require'

prepend_file 'spec/spec_helper.rb' do <<-SPEC_HELPER
require 'simplecov'

SPEC_HELPER
end

inject_into_file 'spec/spec_helper.rb',
  :after => /require 'rspec\/autorun'/ do <<-SPEC_HELPER2


require 'capybara/rails'
require 'capybara/rspec'
require 'capybara/poltergeist'

Capybara.register_driver :rack do |app|
  Capybara::RackTest::Driver.new(app)
end

# brew install phantomjs
Capybara.register_driver :phantomjs do |app|
  Capybara::Poltergeist::Driver.new(app, inspector: true)
end

# brew install chromedriver
Capybara.register_driver :chrome do |app|
  Capybara::Selenium::Driver.new(app, browser: :chrome)
end

Capybara.register_driver :firefox do |app|
  Capybara::Selenium::Driver.new(app, browser: :firefox)
end

# bit.ly/ZSkgEN   gist.github.com/5550960
Capybara.register_driver :safari do |app|
  Capybara::Selenium::Driver.new(app, browser: :safari)
end

Capybara.default_driver = :rack
Capybara.javascript_driver = :phantomjs
SPEC_HELPER2
end

gsub_file 'spec/spec_helper.rb',/^  config\.fixture_path.*$/, ''
gsub_file 'spec/spec_helper.rb',
  /use_transactional_fixtures = true/, 'use_transactional_fixtures = false'

inject_into_file 'spec/spec_helper.rb',
  :after => /use_transactional_fixtures = false/ do <<-SPEC_HELPER3


  config.before(:suite) do
    DatabaseCleaner.strategy = :truncation
  end

  config.before(:each) do
    DatabaseCleaner.start
  end

  config.after(:each) do
    DatabaseCleaner.clean
  end
SPEC_HELPER3
end

gsub_file 'spec/spec_helper.rb', /"/, "'"
gsub_file 'spec/spec_helper.rb', /^\n\n/, "\n"

gsub_file 'spec/teabag_env.rb', /"/, "'"
gsub_file 'spec/teabag_env.rb', /#config/, '# config'
gsub_file 'spec/teabag_env.rb',
  /# config\.server_port.*$/, 'config.server_port = 3002'
gsub_file 'spec/teabag_env.rb',
  /# config\.coverage\ .*$/, 'config.coverage = true'
gsub_file 'spec/teabag_env.rb',
  /# config\.coverage_reports.*$/, "config.coverage_reports = 'text,html'"

run '/bin/rm -rf test/'
remove_file 'README.rdoc'

run '/bin/rm -rf vendor/plugins/'

run 'magic_encoding'

prepend_file 'config.ru' do <<-UTF
# encoding: UTF-8
UTF
end

prepend_file 'Rakefile' do <<-UTF
# encoding: UTF-8
UTF
end

rake 'db:create'

git :init
git :add => '.', :commit => '-m "Initial commit"'