@mastra/core/dist/cron-CrmzJKFJ.cjs

let croner = require("croner");
//#region src/workflows/scheduler/cron.ts
/**
* Validate a cron expression. Throws if the pattern is invalid.
*
* @param cron - Cron expression (5-, 6-, or 7-part).
* @param timezone - Optional IANA timezone (e.g. 'America/New_York').
*/
function validateCron(cron, timezone) {
	if (typeof cron !== "string" || cron.trim() === "") throw new Error(`Invalid cron expression: expected a non-empty cron string (e.g. "0 * * * *"), but received ${cron === void 0 ? "undefined" : JSON.stringify(cron)}.`);
	let job;
	try {
		job = new croner.Cron(cron);
	} catch (error) {
		const reason = error instanceof Error ? error.message : String(error);
		throw new Error(`Invalid cron expression "${cron}": ${reason}`);
	}
	if (timezone !== void 0) try {
		new croner.Cron(cron, { timezone }).nextRun();
	} catch (error) {
		const reason = error instanceof Error ? error.message : String(error);
		throw new Error(`Invalid timezone "${timezone}": ${reason}`);
	}
	else job.nextRun();
}
/**
* Compute the next fire time (ms since epoch) for a cron expression.
*
* @param cron - Cron expression.
* @param options - Optional timezone and reference time (`after`, ms since epoch).
*   The next fire time is the first cron occurrence strictly after `after`.
*   Defaults to `Date.now()`.
* @returns The next fire time in ms since epoch.
* @throws If the cron expression is invalid or has no future occurrence.
*/
function computeNextFireAt(cron, options) {
	const job = new croner.Cron(cron, { timezone: options?.timezone });
	const reference = options?.after !== void 0 ? new Date(options.after) : /* @__PURE__ */ new Date();
	const next = job.nextRun(reference);
	if (!next) throw new Error(`Cron expression "${cron}" has no future occurrence after ${reference.toISOString()}`);
	return next.getTime();
}
//#endregion
Object.defineProperty(exports, "computeNextFireAt", {
	enumerable: true,
	get: function() {
		return computeNextFireAt;
	}
});
Object.defineProperty(exports, "validateCron", {
	enumerable: true,
	get: function() {
		return validateCron;
	}
});

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