@burglekitt/gmt/dist/plain/compare/isAfterDate.js

Temporal-based date and time utilities with timezone support and polyfill integration

import { Temporal } from "@js-temporal/polyfill";
import { isValidDate } from "../validate/index.js";
/**
 * Return true if the first ISO PlainDate string represents a date after the second.
 *
 * - Uses Temporal.PlainDate.compare to compare dates.
 * - Returns false if either input is invalid.
 *
 * @param value1 first ISO PlainDate string
 * @param value2 second ISO PlainDate string
 * @returns boolean indicating whether value1 is after value2
 *
 * @example isAfterDate("2024-03-01", "2024-02-29") // true
 * @example isAfterDate("2024-02-28", "2024-02-29") // false
 * @example isAfterDate("invalid", "2024-02-29") // false
 * @example isAfterDate("2024-02-29", "invalid") // false
 */
export function isAfterDate(value1, value2) {
    if (!isValidDate(value1) || !isValidDate(value2)) {
        return false;
    }
    try {
        return (Temporal.PlainDate.compare(Temporal.PlainDate.from(value1), Temporal.PlainDate.from(value2)) === 1);
    }
    catch {
        return false;
    }
}