metaprogramming for coffeescript

meta.coffee

meta = (context,fn) ->
  def = 
    accessors: (names...) -> @accessor(name) for name in names
    accessor: (name) ->
      context["get_#{name}"] = -> @[name]
      context["set_#{name}"] = (v) -> @[name] = v
  fn(def)


class Pippa
  meta @::, (def) ->
    def.accessors 'name','surname'


x=(new Pippa)
x.set_name('aaaa')
x.set_surname('abaaa')
alert x.get_surname()