Events in Ruby

gistfile1.rb

# an array of lambdas
listeners = []

# just some function that prints text
def callback_puts text
  puts text
end

# add some listeners
listeners.push lambda{ callback_puts("Hello") }
listeners.push lambda{ callback_puts("World") }

# some event kicked in, so call the listeners
listeners.each do |listener|
	listener.call()
end