mimic_method.rb

# ===================
# Spell: Mimic Method
# ===================

# Disguise a method as another language construct.

def BaseClass(name)
  name == "string" ? String : Object
end

class C < BaseClass "string" # a method that looks like a class
  attr_accessor :an_attribute # a method that looks like a keyword
end

obj = C.new
obj.an_attribute = 1 # a method that looks like an attribute

# For more information: http://www.pragprog.com/titles/ppmetr/metaprogramming-ruby