Function _matchDomField

packages/server/src/services/schedule/utils.ts:206–216

* Day-of-month matcher that additionally supports the `L` token, which fires only on the * last day of the current month. Other parts (numbers, ranges, lists, steps) fall through * to `_matchCronField`.

(field: string, dom: number, lastDay: number)

 * to `_matchCronField`.
 */
function _matchDomField(field: string, dom: number, lastDay: number): boolean {
    if (field === '*') return true
    for (const part of field.split(',')) {
        if (part === 'L') {
            if (dom === lastDay) return true
            continue
        }
        if (_matchCronField(part, dom, 1)) return true
    }
    return false
}

interface _ParsedCronFields {
    minuteField: string