object.coffee

# Returns the prototype chain of an object.
# In old browsers, falls back to the __super__ property
# set up by CoffeeScript classes.
# Returns an array.
getPrototypeChain = do ->
  if Object.getPrototypeOf
    (object) ->
      chain = []
      while object = Object.getPrototypeOf(object)
        chain.push object
      chain
  else
    (object) ->
      chain = [object.constructor.prototype]
      while object = object.constructor?.__super__
        chain.push object
      chain