code: function(digit) {
  			var obj = this.createList(digit, {
  				classes: {
  					active: this.factory.classes.active,
  					before: this.factory.classes.before,
  					flip: this.factory.classes.flip
  				}
  			});
  
  			this.appendDigitToClock(obj);
  		}
docs: Add a digit to the clock face