22 lines
587 B
TypeScript
22 lines
587 B
TypeScript
import { parseExpression } from "cron-parser";
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export const validCronExpression = (expr: string): boolean => {
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try {
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parseExpression(expr);
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if (expr.trim().split(" ").length !== 5) return false; // pocketbase 后端仅支持五段式的表达式
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return true;
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} catch {
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return false;
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}
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};
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export const getNextCronExecutions = (expr: string, times = 1): Date[] => {
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if (!validCronExpression(expr)) return [];
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const now = new Date();
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const cron = parseExpression(expr, { currentDate: now });
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return cron.iterate(times).map((date) => date.toDate());
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};
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