Watches js/*.js and builds appropriately

watch_js.rb

#!/usr/bin/env ruby 
require 'rubygems'
require 'fssm'

puts "*** Now watching JS files..."

FSSM.monitor(Dir.pwd, ['js/*.js', 'Jimfile']) do
  update do |base, relative|
    unless relative.include?('bundled.js')
      puts "*** #{relative} changed!"
      system "jim bundle"
    end
  end

  create do |base, relative|
    unless relative.include?('bundled.js')
      puts "*** #{relative} created!"
      system "jim bundle"
    end
  end

  delete do |base, relative|
    puts "*** #{relative} deleted!"
    system "jim bundle"
  end
end