Office Whisperer

export default (function (o, c) { var proto = c.prototype; proto.weekday = function (input) { var weekStart = this.$locale().weekStart || 0; var $W = this.$W; var weekday = ($W < weekStart ? $W + 7 : $W) - weekStart; if (this.$utils().u(input)) { return weekday; } return this.subtract(weekday, 'day').add(input, 'day'); }; });