class CoffeeMaker{ init(coffee){ this.coffee = coffee; } brew(){ print "Enjoy your cup of " + this.coffee; // No reusing the grounds! this.coffee = nil; } } var maker = CoffeeMaker("coffee and chicory"); maker.brew(); class Oops{ init(){ fun f(){ print "not a method"; } this.field = f; } } var oops = Oops(); oops.field();