@eraop/fetch-hook

Fetch Hook

Intercept, transform, and debug every fetch request with a simple hook — zero dependencies.

Hook Configuration

hookFetch({
  urlHook: function (url) {
    // Rewrite /get → /post
    url = url.replace("/get", "/post")
    return url
  },
  optionsHook: function (opts) {
    // Force POST + inject custom header
    opts.method = "POST"
    opts.headers = { ...opts.headers, "X-Client": "fetch-hook-demo" }
    return opts
  }
})

Playground

Hook active

Console Output

Press "Send Request" to see intercepted output…