Converts calendar dates between the julian and gregorian calendar. It implements the calculation model from wikipedia
import CalendarConverter from "julian-gregorian";
console.log(
CalendarConverter.fromGregorianToJulian({ year: 2018, month: 8, day: 9 })
); // -> { year: 2018, month: 7, day: 27 }
console.log(
CalendarConverter.fromJulianToGregorian({ year: 1501, month: 1, day: 1 })
); // -> { year: 1501, month: 1, day: 11 }
Converts a Gregorian calendar date into a Julian calendar date
Converts a Julian calendar date into a Gregorian calendar date
MIT
tobinski