Function firstNonEmptyString

hotmail-utils.js:216–223

(values)

  }

  function firstNonEmptyString(values) {
    for (const value of values) {
      if (value === undefined || value === null) continue;
      const normalized = String(value).trim();
      if (normalized) return normalized;
    }
    return '';
  }

  function normalizeMailAddress(rawValue) {
    if (!rawValue) return '';