Method validNat

api/1.4/api.js:290–301

(nat)

  // Make sure nat is available
  validNat(nat) {
    if (Array.isArray(nat)) {
      for (var i = 0; i < nat.length; i++) {
        if (this.nats.indexOf(nat[i]) === -1) {
          return false;
        }
      }
    } else {
      return this.nats.indexOf(nat) !== -1;
    }
    return true;
  }

  randomName(gender, nat) {
    gender = gender === undefined ? randomItem(['male', 'female']) : gender;