watch_action.rb

require 'fssm'

watch_dir = '~/watch_action'

def create_action(base, file)
  puts 'hoge'
end

def update_action(base, file)
  puts 'hoge'
end

def delete_action(base, file)
  puts 'hoge'
end

FSSM.monitor(watch_dir,'**/*') do
  create do |base,file|
    create_action(base, file)
  end

  update do |base,file|
    update_action(base, file)
  end

  delete do |base,file|
    delete_action(base, file)
  end
end