@burglekitt/gmt/dist/plain/format/formatTime.js

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

import { Temporal } from "@js-temporal/polyfill";
import { normalizeDateTime } from "../../internal/index.js";
import { isValidTime } from "../validate/index.js";
/**
 * Return a localized string for a PlainTime ISO input using Intl options.
 *
 * - Uses Temporal.PlainTime.toLocaleString for formatting.
 * - Accepts optional BCP 47 locale and Intl.DateTimeFormatOptions.
 * - Returns "" for invalid input.
 *
 * @param value ISO PlainTime string
 * @param locale optional BCP 47 locale identifier
 * @param options optional Intl.DateTimeFormatOptions
 * @returns localized time string or "" on invalid input
 *
 * @example formatTime("14:30:00", "en-US", { timeStyle: "short" }) // "2:30 PM"
 * @example formatTime("14:30:00", "de-DE", { timeStyle: "short" }) // "14:30"
 * @example formatTime("invalid") // ""
 */
export function formatTime(value, locale, options) {
    if (!isValidTime(value)) {
        return "";
    }
    try {
        const out = Temporal.PlainTime.from(value).toLocaleString(locale, options);
        return normalizeDateTime(out);
    }
    catch {
        return "";
    }
}