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

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

import { Temporal } from "@js-temporal/polyfill";
import { isValidTime } from "../validate/index.js";
/**
 * Return true when `value1` is strictly before `value2` for PlainTime values.
 *
 * - Uses Temporal.PlainTime.compare to compare times.
 * - Returns false if either input is invalid.
 *
 * @param value1 ISO PlainTime string for the first value
 * @param value2 ISO PlainTime string for the second value
 * @returns boolean indicating whether value1 < value2
 *
 * @example isBeforeTime("12:34:56", "13:34:56") // true
 * @example isBeforeTime("12:34:56", "12:34:56") // false
 * @example isBeforeTime("13:34:56", "12:34:56") // false
 * @example isBeforeTime("invalid", "12:34:56") // false
 * @example isBeforeTime("12:34:56", "invalid") // false
 */
export function isBeforeTime(value1, value2) {
    if (!isValidTime(value1) || !isValidTime(value2)) {
        return false;
    }
    try {
        return (Temporal.PlainTime.compare(Temporal.PlainTime.from(value1), Temporal.PlainTime.from(value2)) === -1);
    }
    catch {
        return false;
    }
}