Function isResponseCachable

src/utils.ts:51–61

(res: Response)

}

export function isResponseCachable(res: Response): boolean {
  if (res.status === 206) return false

  const vary = res.headers.get('vary') || ''
  if (!!~vary.indexOf('*')) return false

  const ccontrol = res.headers.get(Headers.cacheControl) || ''
  if (/(private|no-cache|no-store)/i.test(ccontrol)) return false

  return true
}