RosettaCodeData/Task/Higher-order-functions/CoffeeScript/higher-order-functions-2.coffee

fn = -> return 8
sum = (a, b) -> a() + b()
sum(fn, fn) # => 16
	`fn = -> return 8`
	`sum = (a, b) -> a() + b()`
	`sum(fn, fn) # => 16`