module Guard::Notifier::Growl

def available?(silent = false)

Returns:
  • (Boolean) - the availability status

Parameters:
  • silent (Boolean) -- true if no error messages should be shown 
def available?(silent = false)
  if RbConfig::CONFIG['host_os'] =~ /darwin/
    require 'growl'
    if ::Growl.installed?
      true
    else
      ::Guard::UI.error "Please install the 'growlnotify' executable." unless silent
      false
    end
  else
    ::Guard::UI.error 'The :growl notifier runs only on Mac OS X.' unless silent
    false
  end
rescue LoadError, NameError
  ::Guard::UI.error "Please add \"gem 'growl'\" to your Gemfile and run Guard with \"bundle exec\"." unless silent
  false
end