gistfile1.coffee

class Singleton
  @get: -> @instance ?= new @

class Test extends Singleton
  constructor: -> alert "Test constructed"
  run: -> alert "Test run"

class OtherTest extends Singleton
  constructor: ->  alert "OtherTest constructed"
  run: -> alert "OtherTest run"

Test.get().run()
OtherTest.get().run()
Test.get().run()
OtherTest.get().run()

nice

genius

Sweet, Thanks for this gist