Function computeCch

src/utils/cch.ts:16–20

(body: string)

}

export async function computeCch(body: string): Promise<string> {
  const hasher = await getHasher()
  const hash = hasher.h64Raw(new TextEncoder().encode(body), CCH_SEED)
  return (hash & CCH_MASK).toString(16).padStart(5, '0')
}

export function replaceCchPlaceholder(body: string, cch: string): string {
  return body.replace(CCH_PLACEHOLDER, `cch=${cch}`)