Sprockets/Asset Pipeline in every project

Gemfile

source :rubygems

gem 'actionpack', '~> 3.2', require: 'sprockets/static_compiler'
gem 'filewatcher'
gem 'rake'
gem 'sprockets'

gem 'coffee-script'
gem 'sass'
gem 'uglifier'

Rakefile

require 'bundler'
Bundler.require


task 'assets:precompile' do
  assets = Sprockets::Environment.new('.')
  
  Dir['assets/*'].each do |file|
    assets.append_path(file)
  end
  
  FileUtils.rm_rf('public/assets', secure: true)
  Sprockets::StaticCompiler.new(assets, 'public/assets', ['*'], digest: false, manifest: false).compile
end


task 'assets:live' do
  FileWatcher.new(Dir['assets/*/*.*']).watch do |file|
    Rake::Task['assets:precompile'].execute
  end
end