gistfile1.txt

class Foo
  @bar: -> 'bar'

  # baz: -> Foo.bar()
  baz: -> @constructor.bar()

class Boo extends Foo
  @bar: -> 'moo'

console.log Boo.bar()       #=> "moo"
console.log new Boo().baz() #=> "moo" (would have been "bar" with baz: -> Foo.bar())