gistfile1.rb

class OneListener
 def success(range)
   puts "range is #{range}"
 end
end 
   
def return_range(num)
  Date.today..Date.today + num.day
end

def sender(listener, *args)
  listener.send(:success, *args)
end
 
l = OneListener.new
 
sender(l, *return_range(0))
range is 2012-11-08
 
sender(l, *return_range(1))
ArgumentError: wrong number of arguments (2 for 1)
	from (irb):312:in `success'
	from (irb):319:in `sender'
	from (irb):353
	from /home/dan/.rvm/gems/ruby-1.9.3-p194@kuotus/gems/railties-3.2.6/lib/rails/commands/console.rb:47:in `start'
	from /home/dan/.rvm/gems/ruby-1.9.3-p194@kuotus/gems/railties-3.2.6/lib/rails/commands/console.rb:8:in `start'
	from /home/dan/.rvm/gems/ruby-1.9.3-p194@kuotus/gems/railties-3.2.6/lib/rails/commands.rb:41:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'