wrapping snazziness

gistfile1.rb

 class Foo
     def self.with_enthusiasm
         boring_old_methods = instance_methods(false)
         yield
         snazzy_new_methods = instance_methods(false) - boring_old_methods
         snazzy_new_methods.each do |method|
             method_without_chains = "#{method.to_s}_with_reset".to_sym
             alias_method method_without_chains, method

             define_method method do |*args|
                 puts "\033[31m<POW>"
                 self.send method_without_chains, *args
                 puts "<SMASH>\033[0m"
             end
         end
     end

     def lame
         puts 'lame.'
     end

     def blah
         puts 'boring.'
     end

     with_enthusiasm do
         def foo n
             n.times do
                 puts 'yay!'
             end
         end

         def bar n
             n.times do
                 puts 'huzzah!'
             end
         end
     end
 end

 f = Foo.new
 puts f.foo 2
 puts f.blah
 puts f.lame
 puts f.bar 4