Function getRequestMeta

packages/next/src/server/request-meta.ts:355–361

(
  req: NextIncomingMessage,
  key?: K
)

  key: K
): RequestMeta[K]
export function getRequestMeta<K extends keyof RequestMeta>(
  req: NextIncomingMessage,
  key?: K
): RequestMeta | RequestMeta[K] {
  const meta = req[NEXT_REQUEST_META] || {}
  return typeof key === 'string' ? meta[key] : meta
}

/**
 * Sets the request metadata.