@awsui/components-react/date-picker/calendar/utils/date.js

AWS UI is a collection of [React](https://reactjs.org/) components that help create intuitive, responsive, and accessible user experiences for web applications. It is developed by Amazon Web Services (AWS). This work is available under the terms of the [A

export var isoToDisplay = function (value) { return value.replace(/-/g, '/'); };
export var displayToIso = function (value) { return value.replace(/\//g, '-'); };
export var daysInMonth = function (date) { return new Date(date.getFullYear(), date.getMonth() + 1, 0).getDate(); };
var padLeftZeros = function (value, length) {
    while (value.length < length) {
        value = "0" + value;
    }
    return value;
};
export var parseDate = function (value) {
    var _a = value.split('-'), year = _a[0], month = _a[1], day = _a[2];
    return new Date(Number(year), (Number(month) || 1) - 1, Number(day) || 1);
};
export var formatDate = function (value) {
    var year = value.getFullYear();
    var month = padLeftZeros("" + (value.getMonth() + 1), 2);
    var date = padLeftZeros("" + value.getDate(), 2);
    return year + "-" + month + "-" + date;
};
var memoCache = {};
export var memoizedDate = function (key, date) {
    var parsed = date && date.length >= 4 && parseDate(date);
    if (!(memoCache[key] && parsed && memoCache[key].getTime() === parsed.getTime())) {
        memoCache[key] = parsed;
    }
    return memoCache[key];
};