Function normalizeString

scripts/scraper/normalize.js:5–11

(value)

const NULL_VALUES = new Set(['unknown', 'n/a', 'none', 'null', 'n/a.'])

function normalizeString(value) {
    if (value === undefined || value === null) return null
    const s = String(value).trim()
    if (!s) return null
    if (NULL_VALUES.has(s.toLowerCase())) return null
    return s
}

/**
 * Format a parsed Date as YYYY-MM-DD without shifting the calendar day.