Function readDate

clis/weibo/user-posts.js:28–39

(raw, name)

}

function readDate(raw, name) {
    if (raw === undefined || raw === null || raw === '') return null;
    const value = String(raw).trim();
    if (!DATE_RE.test(value)) {
        throw new ArgumentError(`weibo user-posts ${name} must use YYYY-MM-DD`);
    }
    const date = new Date(`${value}T00:00:00+08:00`);
    if (!Number.isFinite(date.getTime()) || value !== formatShanghaiDate(date)) {
        throw new ArgumentError(`weibo user-posts ${name} must be a valid calendar date`);
    }
    return value;
}

function formatShanghaiDate(date) {
    const parts = new Intl.DateTimeFormat('en-CA', {