public function requireUniqueID()

in src/html/XHPHTMLHelpers.hack [37:44]

• 8 lines of code
• 3 McCabe index (conditional complexity)

  public function requireUniqueID(): string {
    $id = $this->getAttributes()['id'] ?? null;
    if ($id === null || $id === '') {
      $id = \bin2hex(\random_bytes(5));
      $this->setAttribute('id', $id);
    }
    return (string)$id;
  }