parseSignedCookie

import { parseSignedCookie } from "jsr:@ende/http/unstable-signed-cookie";

function · experimental

function parseSignedCookie(signedCookie: string): string

Parses a signed cookie to get its value.

Important: always verify the cookie using verifySignedCookie first.

signedCookie: string: The signed cookie to parse the value from.

Returns

The parsed cookie.

Example: Usage

import { verifySignedCookie, parseSignedCookie } from "@ende/http/unstable-signed-cookie";
import { getCookies } from "@ende/http/cookie";

const key = await crypto.subtle.generateKey(
  { name: "HMAC", hash: "SHA-256" },
  true,
  ["sign", "verify"],
);

const headers = new Headers({
  Cookie: "location=tokyo.37f7481039762eef5cd46669f93c0a3214dfecba7d0cdc0b0dc40036063fb22e",
});
const signedCookie = getCookies(headers)["location"];
if (signedCookie === undefined) throw new Error("Cookie not found");
await verifySignedCookie(signedCookie, key);
const cookie = parseSignedCookie(signedCookie);

Source