gistfile1.txt

saved_println = println;

class WeirdClass {
	
	class func println(string:String) {
		
		saved_println("---\(string)---")
		// The above line will call itself i.e.
		// `WeirdClass.println(string:String)`
		// instead of system's println
		// leading to an infinite cycle
	}
	
	init() {
		WeirdClass.println("init")
	}
}