I\'m currently using guard i.e. guard-coffeescript gem to compile my javascript (and in the future I\'ll probably add some more guard tasks) on my OSX dev system. I added the
As described in
https://github.com/guard/guard
the solution is simply
group :development do gem 'rb-inotify', :require => false gem 'rb-fsevent', :require => false gem 'rb-fchange', :require => false end