programming is hard

# Summoned into existence by my co-worker Ehren

def confusicate_class(klass)
  methods = {}
  (klass.instance_methods - Object.instance_methods).each do |meth|
    methods[meth] = klass.instance_method(meth.to_sym)
  end

  klass.class_eval do
    methods.keys.each do |meth_name|
      define_method(meth_name) do 
        current = methods.keys[rand(methods.keys.size)] 
        meth = methods[current]
        methods.delete(current)
        meth.bind(self).call
      end
    end
  end
end

class Foo
  def one; 1; end
  def two; 2; end
  def three; 3; end
end

confusicate_class(Foo)
f = Foo.new
%w{one two three}.each do |n|
  puts "#{n} => #{f.send(n)}"
end

# OUTPUT
# ~/$ ruby r.rb
# one => 3
# two => 1
# three => 2
# ~/$ ruby r.rb
# one => 3
# two => 2
# three => 1
# ~/$ ruby r.rb
# one => 2
# two => 1
# three => 3