chrono-node
Version:
A natural language date parser in Javascript
37 lines • 1.38 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.findYearClosestToRef = exports.findMostLikelyADYear = void 0;
const dayjs_1 = __importDefault(require("dayjs"));
function findMostLikelyADYear(yearNumber) {
if (yearNumber < 100) {
if (yearNumber > 50) {
yearNumber = yearNumber + 1900;
}
else {
yearNumber = yearNumber + 2000;
}
}
return yearNumber;
}
exports.findMostLikelyADYear = findMostLikelyADYear;
function findYearClosestToRef(refDate, day, month) {
const refMoment = dayjs_1.default(refDate);
let dateMoment = refMoment;
dateMoment = dateMoment.month(month - 1);
dateMoment = dateMoment.date(day);
dateMoment = dateMoment.year(refMoment.year());
const nextYear = dateMoment.add(1, "y");
const lastYear = dateMoment.add(-1, "y");
if (Math.abs(nextYear.diff(refMoment)) < Math.abs(dateMoment.diff(refMoment))) {
dateMoment = nextYear;
}
else if (Math.abs(lastYear.diff(refMoment)) < Math.abs(dateMoment.diff(refMoment))) {
dateMoment = lastYear;
}
return dateMoment.year();
}
exports.findYearClosestToRef = findYearClosestToRef;
//# sourceMappingURL=years.js.map