@calj.net/jdates/dist/lib/esm/JDate.js

The Jewish Dates library from https://CalJ.net

export function isDate(date) {
    return (date !== null &&
        typeof date === "object" &&
        date.constructor.name === "Date");
}
export var DayOfWeek;
(function (DayOfWeek) {
    DayOfWeek[DayOfWeek["RISHON"] = 0] = "RISHON";
    DayOfWeek[DayOfWeek["MONDAY"] = 1] = "MONDAY";
    DayOfWeek[DayOfWeek["SHISHI"] = 5] = "SHISHI";
    DayOfWeek[DayOfWeek["SHABBAT"] = 6] = "SHABBAT";
})(DayOfWeek || (DayOfWeek = {}));
export class JDate {
    hdn;
    constructor(param) {
        if (typeof param === "number") {
            this.hdn = param;
        }
        else {
            this.hdn = param.hdn;
        }
    }
    setHdn(hdn) {
        this.hdn = hdn;
    }
    lt(other) {
        return this.hdn < other.hdn;
    }
    eq(other) {
        return this.hdn === other.hdn;
    }
    lte(other) {
        return this.hdn <= other.hdn;
    }
    gt(other) {
        return this.hdn > other.hdn;
    }
    gte(other) {
        return this.hdn >= other.hdn;
    }
    minus(other) {
        return this.hdn - other.hdn;
    }
    getHdn() {
        return this.hdn;
    }
    getDayOfWeek() {
        return this.hdn % 7;
    }
    toString() {
        return `${this.getYear()}-${`${this.getMonth()}`.padStart(2, "0")}-${`${this.getDay()}`.padStart(2, "0")}`;
    }
}