Function isDocument

packages/react-aria/src/utils/domHelpers.ts:56–58

(value: unknown)

 * distinguish Document from other values.
 */
export function isDocument(value: unknown): value is Document {
  return isNode(value) && value.nodeType === 9;
}

/**
 * Type guard that checks if a value is a ShadowRoot. Uses nodeType and host property checks to