task: delete vanilla js prototype\n\n- Removed vanilla/ directory and web/dist/vanilla directory\n- Updated Makefile, Dockerfile, and CI workflow to remove vanilla references\n- Cleaned up web/web.go to remove vanilla embed and routes\n- Verified build and tests pass\n\nCloses NK-2tcnmq

12 files changed, 0 insertions, 8498 deletions

diff --git a/vanilla/node_modules/undici/lib/web/fetch/LICENSE b/vanilla/node_modules/undici/lib/web/fetch/LICENSE
deleted file mode 100644
index 2943500..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2020 Ethan Arrowood
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/vanilla/node_modules/undici/lib/web/fetch/body.js b/vanilla/node_modules/undici/lib/web/fetch/body.js
deleted file mode 100644
index 5d17249..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/body.js
+++ /dev/null
@@ -1,509 +0,0 @@
-'use strict'
-
-const util = require('../../core/util')
-const {
-  ReadableStreamFrom,
-  readableStreamClose,
-  fullyReadBody,
-  extractMimeType
-} = require('./util')
-const { FormData, setFormDataState } = require('./formdata')
-const { webidl } = require('../webidl')
-const assert = require('node:assert')
-const { isErrored, isDisturbed } = require('node:stream')
-const { isUint8Array } = require('node:util/types')
-const { serializeAMimeType } = require('./data-url')
-const { multipartFormDataParser } = require('./formdata-parser')
-const { createDeferredPromise } = require('../../util/promise')
-const { parseJSONFromBytes } = require('../infra')
-const { utf8DecodeBytes } = require('../../encoding')
-const { runtimeFeatures } = require('../../util/runtime-features.js')
-
-const random = runtimeFeatures.has('crypto')
-  ? require('node:crypto').randomInt
-  : (max) => Math.floor(Math.random() * max)
-
-const textEncoder = new TextEncoder()
-function noop () {}
-
-const streamRegistry = new FinalizationRegistry((weakRef) => {
-  const stream = weakRef.deref()
-  if (stream && !stream.locked && !isDisturbed(stream) && !isErrored(stream)) {
-    stream.cancel('Response object has been garbage collected').catch(noop)
-  }
-})
-
-/**
- * Extract a body with type from a byte sequence or BodyInit object
- *
- * @param {import('../../../types').BodyInit} object - The BodyInit object to extract from
- * @param {boolean} [keepalive=false] - If true, indicates that the body
- * @returns {[{stream: ReadableStream, source: any, length: number | null}, string | null]} - Returns a tuple containing the body and its type
- *
- * @see https://fetch.spec.whatwg.org/#concept-bodyinit-extract
- */
-function extractBody (object, keepalive = false) {
-  // 1. Let stream be null.
-  let stream = null
-  let controller = null
-
-  // 2. If object is a ReadableStream object, then set stream to object.
-  if (webidl.is.ReadableStream(object)) {
-    stream = object
-  } else if (webidl.is.Blob(object)) {
-    // 3. Otherwise, if object is a Blob object, set stream to the
-    //    result of running object’s get stream.
-    stream = object.stream()
-  } else {
-    // 4. Otherwise, set stream to a new ReadableStream object, and set
-    //    up stream with byte reading support.
-    stream = new ReadableStream({
-      pull () {},
-      start (c) {
-        controller = c
-      },
-      cancel () {},
-      type: 'bytes'
-    })
-  }
-
-  // 5. Assert: stream is a ReadableStream object.
-  assert(webidl.is.ReadableStream(stream))
-
-  // 6. Let action be null.
-  let action = null
-
-  // 7. Let source be null.
-  let source = null
-
-  // 8. Let length be null.
-  let length = null
-
-  // 9. Let type be null.
-  let type = null
-
-  // 10. Switch on object:
-  if (typeof object === 'string') {
-    // Set source to the UTF-8 encoding of object.
-    // Note: setting source to a Uint8Array here breaks some mocking assumptions.
-    source = object
-
-    // Set type to `text/plain;charset=UTF-8`.
-    type = 'text/plain;charset=UTF-8'
-  } else if (webidl.is.URLSearchParams(object)) {
-    // URLSearchParams
-
-    // spec says to run application/x-www-form-urlencoded on body.list
-    // this is implemented in Node.js as apart of an URLSearchParams instance toString method
-    // See: https://github.com/nodejs/node/blob/e46c680bf2b211bbd52cf959ca17ee98c7f657f5/lib/internal/url.js#L490
-    // and https://github.com/nodejs/node/blob/e46c680bf2b211bbd52cf959ca17ee98c7f657f5/lib/internal/url.js#L1100
-
-    // Set source to the result of running the application/x-www-form-urlencoded serializer with object’s list.
-    source = object.toString()
-
-    // Set type to `application/x-www-form-urlencoded;charset=UTF-8`.
-    type = 'application/x-www-form-urlencoded;charset=UTF-8'
-  } else if (webidl.is.BufferSource(object)) {
-    // Set source to a copy of the bytes held by object.
-    source = webidl.util.getCopyOfBytesHeldByBufferSource(object)
-  } else if (webidl.is.FormData(object)) {
-    const boundary = `----formdata-undici-0${`${random(1e11)}`.padStart(11, '0')}`
-    const prefix = `--${boundary}\r\nContent-Disposition: form-data`
-
-    /*! formdata-polyfill. MIT License. Jimmy Wärting <https://jimmy.warting.se/opensource> */
-    const formdataEscape = (str) =>
-      str.replace(/\n/g, '%0A').replace(/\r/g, '%0D').replace(/"/g, '%22')
-    const normalizeLinefeeds = (value) => value.replace(/\r?\n|\r/g, '\r\n')
-
-    // Set action to this step: run the multipart/form-data
-    // encoding algorithm, with object’s entry list and UTF-8.
-    // - This ensures that the body is immutable and can't be changed afterwords
-    // - That the content-length is calculated in advance.
-    // - And that all parts are pre-encoded and ready to be sent.
-
-    const blobParts = []
-    const rn = new Uint8Array([13, 10]) // '\r\n'
-    length = 0
-    let hasUnknownSizeValue = false
-
-    for (const [name, value] of object) {
-      if (typeof value === 'string') {
-        const chunk = textEncoder.encode(prefix +
-          `; name="${formdataEscape(normalizeLinefeeds(name))}"` +
-          `\r\n\r\n${normalizeLinefeeds(value)}\r\n`)
-        blobParts.push(chunk)
-        length += chunk.byteLength
-      } else {
-        const chunk = textEncoder.encode(`${prefix}; name="${formdataEscape(normalizeLinefeeds(name))}"` +
-          (value.name ? `; filename="${formdataEscape(value.name)}"` : '') + '\r\n' +
-          `Content-Type: ${
-            value.type || 'application/octet-stream'
-          }\r\n\r\n`)
-        blobParts.push(chunk, value, rn)
-        if (typeof value.size === 'number') {
-          length += chunk.byteLength + value.size + rn.byteLength
-        } else {
-          hasUnknownSizeValue = true
-        }
-      }
-    }
-
-    // CRLF is appended to the body to function with legacy servers and match other implementations.
-    // https://github.com/curl/curl/blob/3434c6b46e682452973972e8313613dfa58cd690/lib/mime.c#L1029-L1030
-    // https://github.com/form-data/form-data/issues/63
-    const chunk = textEncoder.encode(`--${boundary}--\r\n`)
-    blobParts.push(chunk)
-    length += chunk.byteLength
-    if (hasUnknownSizeValue) {
-      length = null
-    }
-
-    // Set source to object.
-    source = object
-
-    action = async function * () {
-      for (const part of blobParts) {
-        if (part.stream) {
-          yield * part.stream()
-        } else {
-          yield part
-        }
-      }
-    }
-
-    // Set type to `multipart/form-data; boundary=`,
-    // followed by the multipart/form-data boundary string generated
-    // by the multipart/form-data encoding algorithm.
-    type = `multipart/form-data; boundary=${boundary}`
-  } else if (webidl.is.Blob(object)) {
-    // Blob
-
-    // Set source to object.
-    source = object
-
-    // Set length to object’s size.
-    length = object.size
-
-    // If object’s type attribute is not the empty byte sequence, set
-    // type to its value.
-    if (object.type) {
-      type = object.type
-    }
-  } else if (typeof object[Symbol.asyncIterator] === 'function') {
-    // If keepalive is true, then throw a TypeError.
-    if (keepalive) {
-      throw new TypeError('keepalive')
-    }
-
-    // If object is disturbed or locked, then throw a TypeError.
-    if (util.isDisturbed(object) || object.locked) {
-      throw new TypeError(
-        'Response body object should not be disturbed or locked'
-      )
-    }
-
-    stream =
-      webidl.is.ReadableStream(object) ? object : ReadableStreamFrom(object)
-  }
-
-  // 11. If source is a byte sequence, then set action to a
-  // step that returns source and length to source’s length.
-  if (typeof source === 'string' || isUint8Array(source)) {
-    action = () => {
-      length = typeof source === 'string' ? Buffer.byteLength(source) : source.length
-      return source
-    }
-  }
-
-  // 12. If action is non-null, then run these steps in parallel:
-  if (action != null) {
-    ;(async () => {
-      // 1. Run action.
-      const result = action()
-
-      // 2. Whenever one or more bytes are available and stream is not errored,
-      //    enqueue the result of creating a Uint8Array from the available bytes into stream.
-      const iterator = result?.[Symbol.asyncIterator]?.()
-      if (iterator) {
-        for await (const bytes of iterator) {
-          if (isErrored(stream)) break
-          if (bytes.length) {
-            controller.enqueue(new Uint8Array(bytes))
-          }
-        }
-      } else if (result?.length && !isErrored(stream)) {
-        controller.enqueue(typeof result === 'string' ? textEncoder.encode(result) : new Uint8Array(result))
-      }
-
-      // 3. When running action is done, close stream.
-      queueMicrotask(() => readableStreamClose(controller))
-    })()
-  }
-
-  // 13. Let body be a body whose stream is stream, source is source,
-  // and length is length.
-  const body = { stream, source, length }
-
-  // 14. Return (body, type).
-  return [body, type]
-}
-
-/**
- * @typedef {object} ExtractBodyResult
- * @property {ReadableStream<Uint8Array<ArrayBuffer>>} stream - The ReadableStream containing the body data
- * @property {any} source - The original source of the body data
- * @property {number | null} length - The length of the body data, or null
- */
-
-/**
- * Safely extract a body with type from a byte sequence or BodyInit object.
- *
- * @param {import('../../../types').BodyInit} object - The BodyInit object to extract from
- * @param {boolean} [keepalive=false] - If true, indicates that the body
- * @returns {[ExtractBodyResult, string | null]} - Returns a tuple containing the body and its type
- *
- * @see https://fetch.spec.whatwg.org/#bodyinit-safely-extract
- */
-function safelyExtractBody (object, keepalive = false) {
-  // To safely extract a body and a `Content-Type` value from
-  // a byte sequence or BodyInit object object, run these steps:
-
-  // 1. If object is a ReadableStream object, then:
-  if (webidl.is.ReadableStream(object)) {
-    // Assert: object is neither disturbed nor locked.
-    assert(!util.isDisturbed(object), 'The body has already been consumed.')
-    assert(!object.locked, 'The stream is locked.')
-  }
-
-  // 2. Return the results of extracting object.
-  return extractBody(object, keepalive)
-}
-
-function cloneBody (body) {
-  // To clone a body body, run these steps:
-
-  // https://fetch.spec.whatwg.org/#concept-body-clone
-
-  // 1. Let « out1, out2 » be the result of teeing body’s stream.
-  const { 0: out1, 1: out2 } = body.stream.tee()
-
-  // 2. Set body’s stream to out1.
-  body.stream = out1
-
-  // 3. Return a body whose stream is out2 and other members are copied from body.
-  return {
-    stream: out2,
-    length: body.length,
-    source: body.source
-  }
-}
-
-function bodyMixinMethods (instance, getInternalState) {
-  const methods = {
-    blob () {
-      // The blob() method steps are to return the result of
-      // running consume body with this and the following step
-      // given a byte sequence bytes: return a Blob whose
-      // contents are bytes and whose type attribute is this’s
-      // MIME type.
-      return consumeBody(this, (bytes) => {
-        let mimeType = bodyMimeType(getInternalState(this))
-
-        if (mimeType === null) {
-          mimeType = ''
-        } else if (mimeType) {
-          mimeType = serializeAMimeType(mimeType)
-        }
-
-        // Return a Blob whose contents are bytes and type attribute
-        // is mimeType.
-        return new Blob([bytes], { type: mimeType })
-      }, instance, getInternalState)
-    },
-
-    arrayBuffer () {
-      // The arrayBuffer() method steps are to return the result
-      // of running consume body with this and the following step
-      // given a byte sequence bytes: return a new ArrayBuffer
-      // whose contents are bytes.
-      return consumeBody(this, (bytes) => {
-        return new Uint8Array(bytes).buffer
-      }, instance, getInternalState)
-    },
-
-    text () {
-      // The text() method steps are to return the result of running
-      // consume body with this and UTF-8 decode.
-      return consumeBody(this, utf8DecodeBytes, instance, getInternalState)
-    },
-
-    json () {
-      // The json() method steps are to return the result of running
-      // consume body with this and parse JSON from bytes.
-      return consumeBody(this, parseJSONFromBytes, instance, getInternalState)
-    },
-
-    formData () {
-      // The formData() method steps are to return the result of running
-      // consume body with this and the following step given a byte sequence bytes:
-      return consumeBody(this, (value) => {
-        // 1. Let mimeType be the result of get the MIME type with this.
-        const mimeType = bodyMimeType(getInternalState(this))
-
-        // 2. If mimeType is non-null, then switch on mimeType’s essence and run
-        //    the corresponding steps:
-        if (mimeType !== null) {
-          switch (mimeType.essence) {
-            case 'multipart/form-data': {
-              // 1. ... [long step]
-              // 2. If that fails for some reason, then throw a TypeError.
-              const parsed = multipartFormDataParser(value, mimeType)
-
-              // 3. Return a new FormData object, appending each entry,
-              //    resulting from the parsing operation, to its entry list.
-              const fd = new FormData()
-              setFormDataState(fd, parsed)
-
-              return fd
-            }
-            case 'application/x-www-form-urlencoded': {
-              // 1. Let entries be the result of parsing bytes.
-              const entries = new URLSearchParams(value.toString())
-
-              // 2. If entries is failure, then throw a TypeError.
-
-              // 3. Return a new FormData object whose entry list is entries.
-              const fd = new FormData()
-
-              for (const [name, value] of entries) {
-                fd.append(name, value)
-              }
-
-              return fd
-            }
-          }
-        }
-
-        // 3. Throw a TypeError.
-        throw new TypeError(
-          'Content-Type was not one of "multipart/form-data" or "application/x-www-form-urlencoded".'
-        )
-      }, instance, getInternalState)
-    },
-
-    bytes () {
-      // The bytes() method steps are to return the result of running consume body
-      // with this and the following step given a byte sequence bytes: return the
-      // result of creating a Uint8Array from bytes in this’s relevant realm.
-      return consumeBody(this, (bytes) => {
-        return new Uint8Array(bytes)
-      }, instance, getInternalState)
-    }
-  }
-
-  return methods
-}
-
-function mixinBody (prototype, getInternalState) {
-  Object.assign(prototype.prototype, bodyMixinMethods(prototype, getInternalState))
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-body-consume-body
- * @param {any} object internal state
- * @param {(value: unknown) => unknown} convertBytesToJSValue
- * @param {any} instance
- * @param {(target: any) => any} getInternalState
- */
-function consumeBody (object, convertBytesToJSValue, instance, getInternalState) {
-  try {
-    webidl.brandCheck(object, instance)
-  } catch (e) {
-    return Promise.reject(e)
-  }
-
-  object = getInternalState(object)
-
-  // 1. If object is unusable, then return a promise rejected
-  //    with a TypeError.
-  if (bodyUnusable(object)) {
-    return Promise.reject(new TypeError('Body is unusable: Body has already been read'))
-  }
-
-  // 2. Let promise be a new promise.
-  const promise = createDeferredPromise()
-
-  // 3. Let errorSteps given error be to reject promise with error.
-  const errorSteps = promise.reject
-
-  // 4. Let successSteps given a byte sequence data be to resolve
-  //    promise with the result of running convertBytesToJSValue
-  //    with data. If that threw an exception, then run errorSteps
-  //    with that exception.
-  const successSteps = (data) => {
-    try {
-      promise.resolve(convertBytesToJSValue(data))
-    } catch (e) {
-      errorSteps(e)
-    }
-  }
-
-  // 5. If object’s body is null, then run successSteps with an
-  //    empty byte sequence.
-  if (object.body == null) {
-    successSteps(Buffer.allocUnsafe(0))
-    return promise.promise
-  }
-
-  // 6. Otherwise, fully read object’s body given successSteps,
-  //    errorSteps, and object’s relevant global object.
-  fullyReadBody(object.body, successSteps, errorSteps)
-
-  // 7. Return promise.
-  return promise.promise
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#body-unusable
- * @param {any} object internal state
- */
-function bodyUnusable (object) {
-  const body = object.body
-
-  // An object including the Body interface mixin is
-  // said to be unusable if its body is non-null and
-  // its body’s stream is disturbed or locked.
-  return body != null && (body.stream.locked || util.isDisturbed(body.stream))
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-body-mime-type
- * @param {any} requestOrResponse internal state
- */
-function bodyMimeType (requestOrResponse) {
-  // 1. Let headers be null.
-  // 2. If requestOrResponse is a Request object, then set headers to requestOrResponse’s request’s header list.
-  // 3. Otherwise, set headers to requestOrResponse’s response’s header list.
-  /** @type {import('./headers').HeadersList} */
-  const headers = requestOrResponse.headersList
-
-  // 4. Let mimeType be the result of extracting a MIME type from headers.
-  const mimeType = extractMimeType(headers)
-
-  // 5. If mimeType is failure, then return null.
-  if (mimeType === 'failure') {
-    return null
-  }
-
-  // 6. Return mimeType.
-  return mimeType
-}
-
-module.exports = {
-  extractBody,
-  safelyExtractBody,
-  cloneBody,
-  mixinBody,
-  streamRegistry,
-  bodyUnusable
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/constants.js b/vanilla/node_modules/undici/lib/web/fetch/constants.js
deleted file mode 100644
index ef63b0c..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/constants.js
+++ /dev/null
@@ -1,131 +0,0 @@
-'use strict'
-
-const corsSafeListedMethods = /** @type {const} */ (['GET', 'HEAD', 'POST'])
-const corsSafeListedMethodsSet = new Set(corsSafeListedMethods)
-
-const nullBodyStatus = /** @type {const} */ ([101, 204, 205, 304])
-
-const redirectStatus = /** @type {const} */ ([301, 302, 303, 307, 308])
-const redirectStatusSet = new Set(redirectStatus)
-
-/**
- * @see https://fetch.spec.whatwg.org/#block-bad-port
- */
-const badPorts = /** @type {const} */ ([
-  '1', '7', '9', '11', '13', '15', '17', '19', '20', '21', '22', '23', '25', '37', '42', '43', '53', '69', '77', '79',
-  '87', '95', '101', '102', '103', '104', '109', '110', '111', '113', '115', '117', '119', '123', '135', '137',
-  '139', '143', '161', '179', '389', '427', '465', '512', '513', '514', '515', '526', '530', '531', '532',
-  '540', '548', '554', '556', '563', '587', '601', '636', '989', '990', '993', '995', '1719', '1720', '1723',
-  '2049', '3659', '4045', '4190', '5060', '5061', '6000', '6566', '6665', '6666', '6667', '6668', '6669', '6679',
-  '6697', '10080'
-])
-const badPortsSet = new Set(badPorts)
-
-/**
- * @see https://w3c.github.io/webappsec-referrer-policy/#referrer-policy-header
- */
-const referrerPolicyTokens = /** @type {const} */ ([
-  'no-referrer',
-  'no-referrer-when-downgrade',
-  'same-origin',
-  'origin',
-  'strict-origin',
-  'origin-when-cross-origin',
-  'strict-origin-when-cross-origin',
-  'unsafe-url'
-])
-
-/**
- * @see https://w3c.github.io/webappsec-referrer-policy/#referrer-policies
- */
-const referrerPolicy = /** @type {const} */ ([
-  '',
-  ...referrerPolicyTokens
-])
-const referrerPolicyTokensSet = new Set(referrerPolicyTokens)
-
-const requestRedirect = /** @type {const} */ (['follow', 'manual', 'error'])
-
-const safeMethods = /** @type {const} */ (['GET', 'HEAD', 'OPTIONS', 'TRACE'])
-const safeMethodsSet = new Set(safeMethods)
-
-const requestMode = /** @type {const} */ (['navigate', 'same-origin', 'no-cors', 'cors'])
-
-const requestCredentials = /** @type {const} */ (['omit', 'same-origin', 'include'])
-
-const requestCache = /** @type {const} */ ([
-  'default',
-  'no-store',
-  'reload',
-  'no-cache',
-  'force-cache',
-  'only-if-cached'
-])
-
-/**
- * @see https://fetch.spec.whatwg.org/#request-body-header-name
- */
-const requestBodyHeader = /** @type {const} */ ([
-  'content-encoding',
-  'content-language',
-  'content-location',
-  'content-type',
-  // See https://github.com/nodejs/undici/issues/2021
-  // 'Content-Length' is a forbidden header name, which is typically
-  // removed in the Headers implementation. However, undici doesn't
-  // filter out headers, so we add it here.
-  'content-length'
-])
-
-/**
- * @see https://fetch.spec.whatwg.org/#enumdef-requestduplex
- */
-const requestDuplex = /** @type {const} */ ([
-  'half'
-])
-
-/**
- * @see http://fetch.spec.whatwg.org/#forbidden-method
- */
-const forbiddenMethods = /** @type {const} */ (['CONNECT', 'TRACE', 'TRACK'])
-const forbiddenMethodsSet = new Set(forbiddenMethods)
-
-const subresource = /** @type {const} */ ([
-  'audio',
-  'audioworklet',
-  'font',
-  'image',
-  'manifest',
-  'paintworklet',
-  'script',
-  'style',
-  'track',
-  'video',
-  'xslt',
-  ''
-])
-const subresourceSet = new Set(subresource)
-
-module.exports = {
-  subresource,
-  forbiddenMethods,
-  requestBodyHeader,
-  referrerPolicy,
-  requestRedirect,
-  requestMode,
-  requestCredentials,
-  requestCache,
-  redirectStatus,
-  corsSafeListedMethods,
-  nullBodyStatus,
-  safeMethods,
-  badPorts,
-  requestDuplex,
-  subresourceSet,
-  badPortsSet,
-  redirectStatusSet,
-  corsSafeListedMethodsSet,
-  safeMethodsSet,
-  forbiddenMethodsSet,
-  referrerPolicyTokens: referrerPolicyTokensSet
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/data-url.js b/vanilla/node_modules/undici/lib/web/fetch/data-url.js
deleted file mode 100644
index 27ad7ae..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/data-url.js
+++ /dev/null
@@ -1,596 +0,0 @@
-'use strict'
-
-const assert = require('node:assert')
-const { forgivingBase64, collectASequenceOfCodePoints, collectASequenceOfCodePointsFast, isomorphicDecode, removeASCIIWhitespace, removeChars } = require('../infra')
-
-const encoder = new TextEncoder()
-
-/**
- * @see https://mimesniff.spec.whatwg.org/#http-token-code-point
- */
-const HTTP_TOKEN_CODEPOINTS = /^[-!#$%&'*+.^_|~A-Za-z0-9]+$/u
-const HTTP_WHITESPACE_REGEX = /[\u000A\u000D\u0009\u0020]/u // eslint-disable-line
-
-/**
- * @see https://mimesniff.spec.whatwg.org/#http-quoted-string-token-code-point
- */
-const HTTP_QUOTED_STRING_TOKENS = /^[\u0009\u0020-\u007E\u0080-\u00FF]+$/u // eslint-disable-line
-
-// https://fetch.spec.whatwg.org/#data-url-processor
-/** @param {URL} dataURL */
-function dataURLProcessor (dataURL) {
-  // 1. Assert: dataURL’s scheme is "data".
-  assert(dataURL.protocol === 'data:')
-
-  // 2. Let input be the result of running the URL
-  // serializer on dataURL with exclude fragment
-  // set to true.
-  let input = URLSerializer(dataURL, true)
-
-  // 3. Remove the leading "data:" string from input.
-  input = input.slice(5)
-
-  // 4. Let position point at the start of input.
-  const position = { position: 0 }
-
-  // 5. Let mimeType be the result of collecting a
-  // sequence of code points that are not equal
-  // to U+002C (,), given position.
-  let mimeType = collectASequenceOfCodePointsFast(
-    ',',
-    input,
-    position
-  )
-
-  // 6. Strip leading and trailing ASCII whitespace
-  // from mimeType.
-  // Undici implementation note: we need to store the
-  // length because if the mimetype has spaces removed,
-  // the wrong amount will be sliced from the input in
-  // step #9
-  const mimeTypeLength = mimeType.length
-  mimeType = removeASCIIWhitespace(mimeType, true, true)
-
-  // 7. If position is past the end of input, then
-  // return failure
-  if (position.position >= input.length) {
-    return 'failure'
-  }
-
-  // 8. Advance position by 1.
-  position.position++
-
-  // 9. Let encodedBody be the remainder of input.
-  const encodedBody = input.slice(mimeTypeLength + 1)
-
-  // 10. Let body be the percent-decoding of encodedBody.
-  let body = stringPercentDecode(encodedBody)
-
-  // 11. If mimeType ends with U+003B (;), followed by
-  // zero or more U+0020 SPACE, followed by an ASCII
-  // case-insensitive match for "base64", then:
-  if (/;(?:\u0020*)base64$/ui.test(mimeType)) {
-    // 1. Let stringBody be the isomorphic decode of body.
-    const stringBody = isomorphicDecode(body)
-
-    // 2. Set body to the forgiving-base64 decode of
-    // stringBody.
-    body = forgivingBase64(stringBody)
-
-    // 3. If body is failure, then return failure.
-    if (body === 'failure') {
-      return 'failure'
-    }
-
-    // 4. Remove the last 6 code points from mimeType.
-    mimeType = mimeType.slice(0, -6)
-
-    // 5. Remove trailing U+0020 SPACE code points from mimeType,
-    // if any.
-    mimeType = mimeType.replace(/(\u0020+)$/u, '')
-
-    // 6. Remove the last U+003B (;) code point from mimeType.
-    mimeType = mimeType.slice(0, -1)
-  }
-
-  // 12. If mimeType starts with U+003B (;), then prepend
-  // "text/plain" to mimeType.
-  if (mimeType.startsWith(';')) {
-    mimeType = 'text/plain' + mimeType
-  }
-
-  // 13. Let mimeTypeRecord be the result of parsing
-  // mimeType.
-  let mimeTypeRecord = parseMIMEType(mimeType)
-
-  // 14. If mimeTypeRecord is failure, then set
-  // mimeTypeRecord to text/plain;charset=US-ASCII.
-  if (mimeTypeRecord === 'failure') {
-    mimeTypeRecord = parseMIMEType('text/plain;charset=US-ASCII')
-  }
-
-  // 15. Return a new data: URL struct whose MIME
-  // type is mimeTypeRecord and body is body.
-  // https://fetch.spec.whatwg.org/#data-url-struct
-  return { mimeType: mimeTypeRecord, body }
-}
-
-// https://url.spec.whatwg.org/#concept-url-serializer
-/**
- * @param {URL} url
- * @param {boolean} excludeFragment
- */
-function URLSerializer (url, excludeFragment = false) {
-  if (!excludeFragment) {
-    return url.href
-  }
-
-  const href = url.href
-  const hashLength = url.hash.length
-
-  const serialized = hashLength === 0 ? href : href.substring(0, href.length - hashLength)
-
-  if (!hashLength && href.endsWith('#')) {
-    return serialized.slice(0, -1)
-  }
-
-  return serialized
-}
-
-// https://url.spec.whatwg.org/#string-percent-decode
-/** @param {string} input */
-function stringPercentDecode (input) {
-  // 1. Let bytes be the UTF-8 encoding of input.
-  const bytes = encoder.encode(input)
-
-  // 2. Return the percent-decoding of bytes.
-  return percentDecode(bytes)
-}
-
-/**
- * @param {number} byte
- */
-function isHexCharByte (byte) {
-  // 0-9 A-F a-f
-  return (byte >= 0x30 && byte <= 0x39) || (byte >= 0x41 && byte <= 0x46) || (byte >= 0x61 && byte <= 0x66)
-}
-
-/**
- * @param {number} byte
- */
-function hexByteToNumber (byte) {
-  return (
-    // 0-9
-    byte >= 0x30 && byte <= 0x39
-      ? (byte - 48)
-    // Convert to uppercase
-    // ((byte & 0xDF) - 65) + 10
-      : ((byte & 0xDF) - 55)
-  )
-}
-
-// https://url.spec.whatwg.org/#percent-decode
-/** @param {Uint8Array} input */
-function percentDecode (input) {
-  const length = input.length
-  // 1. Let output be an empty byte sequence.
-  /** @type {Uint8Array} */
-  const output = new Uint8Array(length)
-  let j = 0
-  let i = 0
-  // 2. For each byte byte in input:
-  while (i < length) {
-    const byte = input[i]
-
-    // 1. If byte is not 0x25 (%), then append byte to output.
-    if (byte !== 0x25) {
-      output[j++] = byte
-
-    // 2. Otherwise, if byte is 0x25 (%) and the next two bytes
-    // after byte in input are not in the ranges
-    // 0x30 (0) to 0x39 (9), 0x41 (A) to 0x46 (F),
-    // and 0x61 (a) to 0x66 (f), all inclusive, append byte
-    // to output.
-    } else if (
-      byte === 0x25 &&
-      !(isHexCharByte(input[i + 1]) && isHexCharByte(input[i + 2]))
-    ) {
-      output[j++] = 0x25
-
-    // 3. Otherwise:
-    } else {
-      // 1. Let bytePoint be the two bytes after byte in input,
-      // decoded, and then interpreted as hexadecimal number.
-      // 2. Append a byte whose value is bytePoint to output.
-      output[j++] = (hexByteToNumber(input[i + 1]) << 4) | hexByteToNumber(input[i + 2])
-
-      // 3. Skip the next two bytes in input.
-      i += 2
-    }
-    ++i
-  }
-
-  // 3. Return output.
-  return length === j ? output : output.subarray(0, j)
-}
-
-// https://mimesniff.spec.whatwg.org/#parse-a-mime-type
-/** @param {string} input */
-function parseMIMEType (input) {
-  // 1. Remove any leading and trailing HTTP whitespace
-  // from input.
-  input = removeHTTPWhitespace(input, true, true)
-
-  // 2. Let position be a position variable for input,
-  // initially pointing at the start of input.
-  const position = { position: 0 }
-
-  // 3. Let type be the result of collecting a sequence
-  // of code points that are not U+002F (/) from
-  // input, given position.
-  const type = collectASequenceOfCodePointsFast(
-    '/',
-    input,
-    position
-  )
-
-  // 4. If type is the empty string or does not solely
-  // contain HTTP token code points, then return failure.
-  // https://mimesniff.spec.whatwg.org/#http-token-code-point
-  if (type.length === 0 || !HTTP_TOKEN_CODEPOINTS.test(type)) {
-    return 'failure'
-  }
-
-  // 5. If position is past the end of input, then return
-  // failure
-  if (position.position >= input.length) {
-    return 'failure'
-  }
-
-  // 6. Advance position by 1. (This skips past U+002F (/).)
-  position.position++
-
-  // 7. Let subtype be the result of collecting a sequence of
-  // code points that are not U+003B (;) from input, given
-  // position.
-  let subtype = collectASequenceOfCodePointsFast(
-    ';',
-    input,
-    position
-  )
-
-  // 8. Remove any trailing HTTP whitespace from subtype.
-  subtype = removeHTTPWhitespace(subtype, false, true)
-
-  // 9. If subtype is the empty string or does not solely
-  // contain HTTP token code points, then return failure.
-  if (subtype.length === 0 || !HTTP_TOKEN_CODEPOINTS.test(subtype)) {
-    return 'failure'
-  }
-
-  const typeLowercase = type.toLowerCase()
-  const subtypeLowercase = subtype.toLowerCase()
-
-  // 10. Let mimeType be a new MIME type record whose type
-  // is type, in ASCII lowercase, and subtype is subtype,
-  // in ASCII lowercase.
-  // https://mimesniff.spec.whatwg.org/#mime-type
-  const mimeType = {
-    type: typeLowercase,
-    subtype: subtypeLowercase,
-    /** @type {Map<string, string>} */
-    parameters: new Map(),
-    // https://mimesniff.spec.whatwg.org/#mime-type-essence
-    essence: `${typeLowercase}/${subtypeLowercase}`
-  }
-
-  // 11. While position is not past the end of input:
-  while (position.position < input.length) {
-    // 1. Advance position by 1. (This skips past U+003B (;).)
-    position.position++
-
-    // 2. Collect a sequence of code points that are HTTP
-    // whitespace from input given position.
-    collectASequenceOfCodePoints(
-      // https://fetch.spec.whatwg.org/#http-whitespace
-      char => HTTP_WHITESPACE_REGEX.test(char),
-      input,
-      position
-    )
-
-    // 3. Let parameterName be the result of collecting a
-    // sequence of code points that are not U+003B (;)
-    // or U+003D (=) from input, given position.
-    let parameterName = collectASequenceOfCodePoints(
-      (char) => char !== ';' && char !== '=',
-      input,
-      position
-    )
-
-    // 4. Set parameterName to parameterName, in ASCII
-    // lowercase.
-    parameterName = parameterName.toLowerCase()
-
-    // 5. If position is not past the end of input, then:
-    if (position.position < input.length) {
-      // 1. If the code point at position within input is
-      // U+003B (;), then continue.
-      if (input[position.position] === ';') {
-        continue
-      }
-
-      // 2. Advance position by 1. (This skips past U+003D (=).)
-      position.position++
-    }
-
-    // 6. If position is past the end of input, then break.
-    if (position.position >= input.length) {
-      break
-    }
-
-    // 7. Let parameterValue be null.
-    let parameterValue = null
-
-    // 8. If the code point at position within input is
-    // U+0022 ("), then:
-    if (input[position.position] === '"') {
-      // 1. Set parameterValue to the result of collecting
-      // an HTTP quoted string from input, given position
-      // and the extract-value flag.
-      parameterValue = collectAnHTTPQuotedString(input, position, true)
-
-      // 2. Collect a sequence of code points that are not
-      // U+003B (;) from input, given position.
-      collectASequenceOfCodePointsFast(
-        ';',
-        input,
-        position
-      )
-
-    // 9. Otherwise:
-    } else {
-      // 1. Set parameterValue to the result of collecting
-      // a sequence of code points that are not U+003B (;)
-      // from input, given position.
-      parameterValue = collectASequenceOfCodePointsFast(
-        ';',
-        input,
-        position
-      )
-
-      // 2. Remove any trailing HTTP whitespace from parameterValue.
-      parameterValue = removeHTTPWhitespace(parameterValue, false, true)
-
-      // 3. If parameterValue is the empty string, then continue.
-      if (parameterValue.length === 0) {
-        continue
-      }
-    }
-
-    // 10. If all of the following are true
-    // - parameterName is not the empty string
-    // - parameterName solely contains HTTP token code points
-    // - parameterValue solely contains HTTP quoted-string token code points
-    // - mimeType’s parameters[parameterName] does not exist
-    // then set mimeType’s parameters[parameterName] to parameterValue.
-    if (
-      parameterName.length !== 0 &&
-      HTTP_TOKEN_CODEPOINTS.test(parameterName) &&
-      (parameterValue.length === 0 || HTTP_QUOTED_STRING_TOKENS.test(parameterValue)) &&
-      !mimeType.parameters.has(parameterName)
-    ) {
-      mimeType.parameters.set(parameterName, parameterValue)
-    }
-  }
-
-  // 12. Return mimeType.
-  return mimeType
-}
-
-// https://fetch.spec.whatwg.org/#collect-an-http-quoted-string
-// tests: https://fetch.spec.whatwg.org/#example-http-quoted-string
-/**
- * @param {string} input
- * @param {{ position: number }} position
- * @param {boolean} [extractValue=false]
- */
-function collectAnHTTPQuotedString (input, position, extractValue = false) {
-  // 1. Let positionStart be position.
-  const positionStart = position.position
-
-  // 2. Let value be the empty string.
-  let value = ''
-
-  // 3. Assert: the code point at position within input
-  // is U+0022 (").
-  assert(input[position.position] === '"')
-
-  // 4. Advance position by 1.
-  position.position++
-
-  // 5. While true:
-  while (true) {
-    // 1. Append the result of collecting a sequence of code points
-    // that are not U+0022 (") or U+005C (\) from input, given
-    // position, to value.
-    value += collectASequenceOfCodePoints(
-      (char) => char !== '"' && char !== '\\',
-      input,
-      position
-    )
-
-    // 2. If position is past the end of input, then break.
-    if (position.position >= input.length) {
-      break
-    }
-
-    // 3. Let quoteOrBackslash be the code point at position within
-    // input.
-    const quoteOrBackslash = input[position.position]
-
-    // 4. Advance position by 1.
-    position.position++
-
-    // 5. If quoteOrBackslash is U+005C (\), then:
-    if (quoteOrBackslash === '\\') {
-      // 1. If position is past the end of input, then append
-      // U+005C (\) to value and break.
-      if (position.position >= input.length) {
-        value += '\\'
-        break
-      }
-
-      // 2. Append the code point at position within input to value.
-      value += input[position.position]
-
-      // 3. Advance position by 1.
-      position.position++
-
-    // 6. Otherwise:
-    } else {
-      // 1. Assert: quoteOrBackslash is U+0022 (").
-      assert(quoteOrBackslash === '"')
-
-      // 2. Break.
-      break
-    }
-  }
-
-  // 6. If the extract-value flag is set, then return value.
-  if (extractValue) {
-    return value
-  }
-
-  // 7. Return the code points from positionStart to position,
-  // inclusive, within input.
-  return input.slice(positionStart, position.position)
-}
-
-/**
- * @see https://mimesniff.spec.whatwg.org/#serialize-a-mime-type
- */
-function serializeAMimeType (mimeType) {
-  assert(mimeType !== 'failure')
-  const { parameters, essence } = mimeType
-
-  // 1. Let serialization be the concatenation of mimeType’s
-  //    type, U+002F (/), and mimeType’s subtype.
-  let serialization = essence
-
-  // 2. For each name → value of mimeType’s parameters:
-  for (let [name, value] of parameters.entries()) {
-    // 1. Append U+003B (;) to serialization.
-    serialization += ';'
-
-    // 2. Append name to serialization.
-    serialization += name
-
-    // 3. Append U+003D (=) to serialization.
-    serialization += '='
-
-    // 4. If value does not solely contain HTTP token code
-    //    points or value is the empty string, then:
-    if (!HTTP_TOKEN_CODEPOINTS.test(value)) {
-      // 1. Precede each occurrence of U+0022 (") or
-      //    U+005C (\) in value with U+005C (\).
-      value = value.replace(/[\\"]/ug, '\\$&')
-
-      // 2. Prepend U+0022 (") to value.
-      value = '"' + value
-
-      // 3. Append U+0022 (") to value.
-      value += '"'
-    }
-
-    // 5. Append value to serialization.
-    serialization += value
-  }
-
-  // 3. Return serialization.
-  return serialization
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#http-whitespace
- * @param {number} char
- */
-function isHTTPWhiteSpace (char) {
-  // "\r\n\t "
-  return char === 0x00d || char === 0x00a || char === 0x009 || char === 0x020
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#http-whitespace
- * @param {string} str
- * @param {boolean} [leading=true]
- * @param {boolean} [trailing=true]
- */
-function removeHTTPWhitespace (str, leading = true, trailing = true) {
-  return removeChars(str, leading, trailing, isHTTPWhiteSpace)
-}
-
-/**
- * @see https://mimesniff.spec.whatwg.org/#minimize-a-supported-mime-type
- * @param {Exclude<ReturnType<typeof parseMIMEType>, 'failure'>} mimeType
- */
-function minimizeSupportedMimeType (mimeType) {
-  switch (mimeType.essence) {
-    case 'application/ecmascript':
-    case 'application/javascript':
-    case 'application/x-ecmascript':
-    case 'application/x-javascript':
-    case 'text/ecmascript':
-    case 'text/javascript':
-    case 'text/javascript1.0':
-    case 'text/javascript1.1':
-    case 'text/javascript1.2':
-    case 'text/javascript1.3':
-    case 'text/javascript1.4':
-    case 'text/javascript1.5':
-    case 'text/jscript':
-    case 'text/livescript':
-    case 'text/x-ecmascript':
-    case 'text/x-javascript':
-      // 1. If mimeType is a JavaScript MIME type, then return "text/javascript".
-      return 'text/javascript'
-    case 'application/json':
-    case 'text/json':
-      // 2. If mimeType is a JSON MIME type, then return "application/json".
-      return 'application/json'
-    case 'image/svg+xml':
-      // 3. If mimeType’s essence is "image/svg+xml", then return "image/svg+xml".
-      return 'image/svg+xml'
-    case 'text/xml':
-    case 'application/xml':
-      // 4. If mimeType is an XML MIME type, then return "application/xml".
-      return 'application/xml'
-  }
-
-  // 2. If mimeType is a JSON MIME type, then return "application/json".
-  if (mimeType.subtype.endsWith('+json')) {
-    return 'application/json'
-  }
-
-  // 4. If mimeType is an XML MIME type, then return "application/xml".
-  if (mimeType.subtype.endsWith('+xml')) {
-    return 'application/xml'
-  }
-
-  // 5. If mimeType is supported by the user agent, then return mimeType’s essence.
-  // Technically, node doesn't support any mimetypes.
-
-  // 6. Return the empty string.
-  return ''
-}
-
-module.exports = {
-  dataURLProcessor,
-  URLSerializer,
-  stringPercentDecode,
-  parseMIMEType,
-  collectAnHTTPQuotedString,
-  serializeAMimeType,
-  removeHTTPWhitespace,
-  minimizeSupportedMimeType,
-  HTTP_TOKEN_CODEPOINTS
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/formdata-parser.js b/vanilla/node_modules/undici/lib/web/fetch/formdata-parser.js
deleted file mode 100644
index 4ba204c..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/formdata-parser.js
+++ /dev/null
@@ -1,575 +0,0 @@
-'use strict'
-
-const { bufferToLowerCasedHeaderName } = require('../../core/util')
-const { HTTP_TOKEN_CODEPOINTS } = require('./data-url')
-const { makeEntry } = require('./formdata')
-const { webidl } = require('../webidl')
-const assert = require('node:assert')
-const { isomorphicDecode } = require('../infra')
-const { utf8DecodeBytes } = require('../../encoding')
-
-const dd = Buffer.from('--')
-const decoder = new TextDecoder()
-
-/**
- * @param {string} chars
- */
-function isAsciiString (chars) {
-  for (let i = 0; i < chars.length; ++i) {
-    if ((chars.charCodeAt(i) & ~0x7F) !== 0) {
-      return false
-    }
-  }
-  return true
-}
-
-/**
- * @see https://andreubotella.github.io/multipart-form-data/#multipart-form-data-boundary
- * @param {string} boundary
- */
-function validateBoundary (boundary) {
-  const length = boundary.length
-
-  // - its length is greater or equal to 27 and lesser or equal to 70, and
-  if (length < 27 || length > 70) {
-    return false
-  }
-
-  // - it is composed by bytes in the ranges 0x30 to 0x39, 0x41 to 0x5A, or
-  //   0x61 to 0x7A, inclusive (ASCII alphanumeric), or which are 0x27 ('),
-  //   0x2D (-) or 0x5F (_).
-  for (let i = 0; i < length; ++i) {
-    const cp = boundary.charCodeAt(i)
-
-    if (!(
-      (cp >= 0x30 && cp <= 0x39) ||
-      (cp >= 0x41 && cp <= 0x5a) ||
-      (cp >= 0x61 && cp <= 0x7a) ||
-      cp === 0x27 ||
-      cp === 0x2d ||
-      cp === 0x5f
-    )) {
-      return false
-    }
-  }
-
-  return true
-}
-
-/**
- * @see https://andreubotella.github.io/multipart-form-data/#multipart-form-data-parser
- * @param {Buffer} input
- * @param {ReturnType<import('./data-url')['parseMIMEType']>} mimeType
- */
-function multipartFormDataParser (input, mimeType) {
-  // 1. Assert: mimeType’s essence is "multipart/form-data".
-  assert(mimeType !== 'failure' && mimeType.essence === 'multipart/form-data')
-
-  const boundaryString = mimeType.parameters.get('boundary')
-
-  // 2. If mimeType’s parameters["boundary"] does not exist, return failure.
-  //    Otherwise, let boundary be the result of UTF-8 decoding mimeType’s
-  //    parameters["boundary"].
-  if (boundaryString === undefined) {
-    throw parsingError('missing boundary in content-type header')
-  }
-
-  const boundary = Buffer.from(`--${boundaryString}`, 'utf8')
-
-  // 3. Let entry list be an empty entry list.
-  const entryList = []
-
-  // 4. Let position be a pointer to a byte in input, initially pointing at
-  //    the first byte.
-  const position = { position: 0 }
-
-  // Note: Per RFC 2046 Section 5.1.1, we must ignore anything before the
-  // first boundary delimiter line (preamble). Search for the first boundary.
-  const firstBoundaryIndex = input.indexOf(boundary)
-
-  if (firstBoundaryIndex === -1) {
-    throw parsingError('no boundary found in multipart body')
-  }
-
-  // Start parsing from the first boundary, ignoring any preamble
-  position.position = firstBoundaryIndex
-
-  // 5. While true:
-  while (true) {
-    // 5.1. If position points to a sequence of bytes starting with 0x2D 0x2D
-    //      (`--`) followed by boundary, advance position by 2 + the length of
-    //      boundary. Otherwise, return failure.
-    // Note: boundary is padded with 2 dashes already, no need to add 2.
-    if (input.subarray(position.position, position.position + boundary.length).equals(boundary)) {
-      position.position += boundary.length
-    } else {
-      throw parsingError('expected a value starting with -- and the boundary')
-    }
-
-    // 5.2. If position points to the sequence of bytes 0x2D 0x2D 0x0D 0x0A
-    //      (`--` followed by CR LF) followed by the end of input, return entry list.
-    // Note: Per RFC 2046 Section 5.1.1, we must ignore anything after the
-    // final boundary delimiter (epilogue). Check for -- or --CRLF and return
-    // regardless of what follows.
-    if (bufferStartsWith(input, dd, position)) {
-      // Found closing boundary delimiter (--), ignore any epilogue
-      return entryList
-    }
-
-    // 5.3. If position does not point to a sequence of bytes starting with 0x0D
-    //      0x0A (CR LF), return failure.
-    if (input[position.position] !== 0x0d || input[position.position + 1] !== 0x0a) {
-      throw parsingError('expected CRLF')
-    }
-
-    // 5.4. Advance position by 2. (This skips past the newline.)
-    position.position += 2
-
-    // 5.5. Let name, filename and contentType be the result of parsing
-    //      multipart/form-data headers on input and position, if the result
-    //      is not failure. Otherwise, return failure.
-    const result = parseMultipartFormDataHeaders(input, position)
-
-    let { name, filename, contentType, encoding } = result
-
-    // 5.6. Advance position by 2. (This skips past the empty line that marks
-    //      the end of the headers.)
-    position.position += 2
-
-    // 5.7. Let body be the empty byte sequence.
-    let body
-
-    // 5.8. Body loop: While position is not past the end of input:
-    // TODO: the steps here are completely wrong
-    {
-      const boundaryIndex = input.indexOf(boundary.subarray(2), position.position)
-
-      if (boundaryIndex === -1) {
-        throw parsingError('expected boundary after body')
-      }
-
-      body = input.subarray(position.position, boundaryIndex - 4)
-
-      position.position += body.length
-
-      // Note: position must be advanced by the body's length before being
-      // decoded, otherwise the parsing will fail.
-      if (encoding === 'base64') {
-        body = Buffer.from(body.toString(), 'base64')
-      }
-    }
-
-    // 5.9. If position does not point to a sequence of bytes starting with
-    //      0x0D 0x0A (CR LF), return failure. Otherwise, advance position by 2.
-    if (input[position.position] !== 0x0d || input[position.position + 1] !== 0x0a) {
-      throw parsingError('expected CRLF')
-    } else {
-      position.position += 2
-    }
-
-    // 5.10. If filename is not null:
-    let value
-
-    if (filename !== null) {
-      // 5.10.1. If contentType is null, set contentType to "text/plain".
-      contentType ??= 'text/plain'
-
-      // 5.10.2. If contentType is not an ASCII string, set contentType to the empty string.
-
-      // Note: `buffer.isAscii` can be used at zero-cost, but converting a string to a buffer is a high overhead.
-      // Content-Type is a relatively small string, so it is faster to use `String#charCodeAt`.
-      if (!isAsciiString(contentType)) {
-        contentType = ''
-      }
-
-      // 5.10.3. Let value be a new File object with name filename, type contentType, and body body.
-      value = new File([body], filename, { type: contentType })
-    } else {
-      // 5.11. Otherwise:
-
-      // 5.11.1. Let value be the UTF-8 decoding without BOM of body.
-      value = utf8DecodeBytes(Buffer.from(body))
-    }
-
-    // 5.12. Assert: name is a scalar value string and value is either a scalar value string or a File object.
-    assert(webidl.is.USVString(name))
-    assert((typeof value === 'string' && webidl.is.USVString(value)) || webidl.is.File(value))
-
-    // 5.13. Create an entry with name and value, and append it to entry list.
-    entryList.push(makeEntry(name, value, filename))
-  }
-}
-
-/**
- * Parses content-disposition attributes (e.g., name="value" or filename*=utf-8''encoded)
- * @param {Buffer} input
- * @param {{ position: number }} position
- * @returns {{ name: string, value: string }}
- */
-function parseContentDispositionAttribute (input, position) {
-  // Skip leading semicolon and whitespace
-  if (input[position.position] === 0x3b /* ; */) {
-    position.position++
-  }
-
-  // Skip whitespace
-  collectASequenceOfBytes(
-    (char) => char === 0x20 || char === 0x09,
-    input,
-    position
-  )
-
-  // Collect attribute name (token characters)
-  const attributeName = collectASequenceOfBytes(
-    (char) => isToken(char) && char !== 0x3d && char !== 0x2a, // not = or *
-    input,
-    position
-  )
-
-  if (attributeName.length === 0) {
-    return null
-  }
-
-  const attrNameStr = attributeName.toString('ascii').toLowerCase()
-
-  // Check for extended notation (attribute*)
-  const isExtended = input[position.position] === 0x2a /* * */
-  if (isExtended) {
-    position.position++ // skip *
-  }
-
-  // Expect = sign
-  if (input[position.position] !== 0x3d /* = */) {
-    return null
-  }
-  position.position++ // skip =
-
-  // Skip whitespace
-  collectASequenceOfBytes(
-    (char) => char === 0x20 || char === 0x09,
-    input,
-    position
-  )
-
-  let value
-
-  if (isExtended) {
-    // Extended attribute format: charset'language'encoded-value
-    const headerValue = collectASequenceOfBytes(
-      (char) => char !== 0x20 && char !== 0x0d && char !== 0x0a && char !== 0x3b, // not space, CRLF, or ;
-      input,
-      position
-    )
-
-    // Check for utf-8'' prefix (case insensitive)
-    if (
-      (headerValue[0] !== 0x75 && headerValue[0] !== 0x55) || // u or U
-      (headerValue[1] !== 0x74 && headerValue[1] !== 0x54) || // t or T
-      (headerValue[2] !== 0x66 && headerValue[2] !== 0x46) || // f or F
-      headerValue[3] !== 0x2d || // -
-      headerValue[4] !== 0x38 // 8
-    ) {
-      throw parsingError('unknown encoding, expected utf-8\'\'')
-    }
-
-    // Skip utf-8'' and decode the rest
-    value = decodeURIComponent(decoder.decode(headerValue.subarray(7)))
-  } else if (input[position.position] === 0x22 /* " */) {
-    // Quoted string
-    position.position++ // skip opening quote
-
-    const quotedValue = collectASequenceOfBytes(
-      (char) => char !== 0x0a && char !== 0x0d && char !== 0x22, // not LF, CR, or "
-      input,
-      position
-    )
-
-    if (input[position.position] !== 0x22) {
-      throw parsingError('Closing quote not found')
-    }
-    position.position++ // skip closing quote
-
-    value = decoder.decode(quotedValue)
-      .replace(/%0A/ig, '\n')
-      .replace(/%0D/ig, '\r')
-      .replace(/%22/g, '"')
-  } else {
-    // Token value (no quotes)
-    const tokenValue = collectASequenceOfBytes(
-      (char) => isToken(char) && char !== 0x3b, // not ;
-      input,
-      position
-    )
-
-    value = decoder.decode(tokenValue)
-  }
-
-  return { name: attrNameStr, value }
-}
-
-/**
- * @see https://andreubotella.github.io/multipart-form-data/#parse-multipart-form-data-headers
- * @param {Buffer} input
- * @param {{ position: number }} position
- */
-function parseMultipartFormDataHeaders (input, position) {
-  // 1. Let name, filename and contentType be null.
-  let name = null
-  let filename = null
-  let contentType = null
-  let encoding = null
-
-  // 2. While true:
-  while (true) {
-    // 2.1. If position points to a sequence of bytes starting with 0x0D 0x0A (CR LF):
-    if (input[position.position] === 0x0d && input[position.position + 1] === 0x0a) {
-      // 2.1.1. If name is null, return failure.
-      if (name === null) {
-        throw parsingError('header name is null')
-      }
-
-      // 2.1.2. Return name, filename and contentType.
-      return { name, filename, contentType, encoding }
-    }
-
-    // 2.2. Let header name be the result of collecting a sequence of bytes that are
-    //      not 0x0A (LF), 0x0D (CR) or 0x3A (:), given position.
-    let headerName = collectASequenceOfBytes(
-      (char) => char !== 0x0a && char !== 0x0d && char !== 0x3a,
-      input,
-      position
-    )
-
-    // 2.3. Remove any HTTP tab or space bytes from the start or end of header name.
-    headerName = removeChars(headerName, true, true, (char) => char === 0x9 || char === 0x20)
-
-    // 2.4. If header name does not match the field-name token production, return failure.
-    if (!HTTP_TOKEN_CODEPOINTS.test(headerName.toString())) {
-      throw parsingError('header name does not match the field-name token production')
-    }
-
-    // 2.5. If the byte at position is not 0x3A (:), return failure.
-    if (input[position.position] !== 0x3a) {
-      throw parsingError('expected :')
-    }
-
-    // 2.6. Advance position by 1.
-    position.position++
-
-    // 2.7. Collect a sequence of bytes that are HTTP tab or space bytes given position.
-    //      (Do nothing with those bytes.)
-    collectASequenceOfBytes(
-      (char) => char === 0x20 || char === 0x09,
-      input,
-      position
-    )
-
-    // 2.8. Byte-lowercase header name and switch on the result:
-    switch (bufferToLowerCasedHeaderName(headerName)) {
-      case 'content-disposition': {
-        name = filename = null
-
-        // Collect the disposition type (should be "form-data")
-        const dispositionType = collectASequenceOfBytes(
-          (char) => isToken(char),
-          input,
-          position
-        )
-
-        if (dispositionType.toString('ascii').toLowerCase() !== 'form-data') {
-          throw parsingError('expected form-data for content-disposition header')
-        }
-
-        // Parse attributes recursively until CRLF
-        while (
-          position.position < input.length &&
-          input[position.position] !== 0x0d &&
-          input[position.position + 1] !== 0x0a
-        ) {
-          const attribute = parseContentDispositionAttribute(input, position)
-
-          if (!attribute) {
-            break
-          }
-
-          if (attribute.name === 'name') {
-            name = attribute.value
-          } else if (attribute.name === 'filename') {
-            filename = attribute.value
-          }
-        }
-
-        if (name === null) {
-          throw parsingError('name attribute is required in content-disposition header')
-        }
-
-        break
-      }
-      case 'content-type': {
-        // 1. Let header value be the result of collecting a sequence of bytes that are
-        //    not 0x0A (LF) or 0x0D (CR), given position.
-        let headerValue = collectASequenceOfBytes(
-          (char) => char !== 0x0a && char !== 0x0d,
-          input,
-          position
-        )
-
-        // 2. Remove any HTTP tab or space bytes from the end of header value.
-        headerValue = removeChars(headerValue, false, true, (char) => char === 0x9 || char === 0x20)
-
-        // 3. Set contentType to the isomorphic decoding of header value.
-        contentType = isomorphicDecode(headerValue)
-
-        break
-      }
-      case 'content-transfer-encoding': {
-        let headerValue = collectASequenceOfBytes(
-          (char) => char !== 0x0a && char !== 0x0d,
-          input,
-          position
-        )
-
-        headerValue = removeChars(headerValue, false, true, (char) => char === 0x9 || char === 0x20)
-
-        encoding = isomorphicDecode(headerValue)
-
-        break
-      }
-      default: {
-        // Collect a sequence of bytes that are not 0x0A (LF) or 0x0D (CR), given position.
-        // (Do nothing with those bytes.)
-        collectASequenceOfBytes(
-          (char) => char !== 0x0a && char !== 0x0d,
-          input,
-          position
-        )
-      }
-    }
-
-    // 2.9. If position does not point to a sequence of bytes starting with 0x0D 0x0A
-    //      (CR LF), return failure. Otherwise, advance position by 2 (past the newline).
-    if (input[position.position] !== 0x0d && input[position.position + 1] !== 0x0a) {
-      throw parsingError('expected CRLF')
-    } else {
-      position.position += 2
-    }
-  }
-}
-
-/**
- * @param {(char: number) => boolean} condition
- * @param {Buffer} input
- * @param {{ position: number }} position
- */
-function collectASequenceOfBytes (condition, input, position) {
-  let start = position.position
-
-  while (start < input.length && condition(input[start])) {
-    ++start
-  }
-
-  return input.subarray(position.position, (position.position = start))
-}
-
-/**
- * @param {Buffer} buf
- * @param {boolean} leading
- * @param {boolean} trailing
- * @param {(charCode: number) => boolean} predicate
- * @returns {Buffer}
- */
-function removeChars (buf, leading, trailing, predicate) {
-  let lead = 0
-  let trail = buf.length - 1
-
-  if (leading) {
-    while (lead < buf.length && predicate(buf[lead])) lead++
-  }
-
-  if (trailing) {
-    while (trail > 0 && predicate(buf[trail])) trail--
-  }
-
-  return lead === 0 && trail === buf.length - 1 ? buf : buf.subarray(lead, trail + 1)
-}
-
-/**
- * Checks if {@param buffer} starts with {@param start}
- * @param {Buffer} buffer
- * @param {Buffer} start
- * @param {{ position: number }} position
- */
-function bufferStartsWith (buffer, start, position) {
-  if (buffer.length < start.length) {
-    return false
-  }
-
-  for (let i = 0; i < start.length; i++) {
-    if (start[i] !== buffer[position.position + i]) {
-      return false
-    }
-  }
-
-  return true
-}
-
-function parsingError (cause) {
-  return new TypeError('Failed to parse body as FormData.', { cause: new TypeError(cause) })
-}
-
-/**
- * CTL            = <any US-ASCII control character
- *                  (octets 0 - 31) and DEL (127)>
- * @param {number} char
- */
-function isCTL (char) {
-  return char <= 0x1f || char === 0x7f
-}
-
-/**
- * tspecials :=  "(" / ")" / "<" / ">" / "@" /
- *                "," / ";" / ":" / "\" / <">
- *                "/" / "[" / "]" / "?" / "="
- *                ; Must be in quoted-string,
- *                ; to use within parameter values
- * @param {number} char
- */
-function isTSpecial (char) {
-  return (
-    char === 0x28 || // (
-    char === 0x29 || // )
-    char === 0x3c || // <
-    char === 0x3e || // >
-    char === 0x40 || // @
-    char === 0x2c || // ,
-    char === 0x3b || // ;
-    char === 0x3a || // :
-    char === 0x5c || // \
-    char === 0x22 || // "
-    char === 0x2f || // /
-    char === 0x5b || // [
-    char === 0x5d || // ]
-    char === 0x3f || // ?
-    char === 0x3d    // +
-  )
-}
-
-/**
- * token := 1*<any (US-ASCII) CHAR except SPACE, CTLs,
- *          or tspecials>
- * @param {number} char
- */
-function isToken (char) {
-  return (
-    char <= 0x7f &&  // ascii
-    char !== 0x20 && // space
-    char !== 0x09 &&
-    !isCTL(char) &&
-    !isTSpecial(char)
-  )
-}
-
-module.exports = {
-  multipartFormDataParser,
-  validateBoundary
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/formdata.js b/vanilla/node_modules/undici/lib/web/fetch/formdata.js
deleted file mode 100644
index c21fb06..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/formdata.js
+++ /dev/null
@@ -1,259 +0,0 @@
-'use strict'
-
-const { iteratorMixin } = require('./util')
-const { kEnumerableProperty } = require('../../core/util')
-const { webidl } = require('../webidl')
-const nodeUtil = require('node:util')
-
-// https://xhr.spec.whatwg.org/#formdata
-class FormData {
-  #state = []
-
-  constructor (form = undefined) {
-    webidl.util.markAsUncloneable(this)
-
-    if (form !== undefined) {
-      throw webidl.errors.conversionFailed({
-        prefix: 'FormData constructor',
-        argument: 'Argument 1',
-        types: ['undefined']
-      })
-    }
-  }
-
-  append (name, value, filename = undefined) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.append'
-    webidl.argumentLengthCheck(arguments, 2, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    if (arguments.length === 3 || webidl.is.Blob(value)) {
-      value = webidl.converters.Blob(value, prefix, 'value')
-
-      if (filename !== undefined) {
-        filename = webidl.converters.USVString(filename)
-      }
-    } else {
-      value = webidl.converters.USVString(value)
-    }
-
-    // 1. Let value be value if given; otherwise blobValue.
-
-    // 2. Let entry be the result of creating an entry with
-    // name, value, and filename if given.
-    const entry = makeEntry(name, value, filename)
-
-    // 3. Append entry to this’s entry list.
-    this.#state.push(entry)
-  }
-
-  delete (name) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.delete'
-    webidl.argumentLengthCheck(arguments, 1, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    // The delete(name) method steps are to remove all entries whose name
-    // is name from this’s entry list.
-    this.#state = this.#state.filter(entry => entry.name !== name)
-  }
-
-  get (name) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.get'
-    webidl.argumentLengthCheck(arguments, 1, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    // 1. If there is no entry whose name is name in this’s entry list,
-    // then return null.
-    const idx = this.#state.findIndex((entry) => entry.name === name)
-    if (idx === -1) {
-      return null
-    }
-
-    // 2. Return the value of the first entry whose name is name from
-    // this’s entry list.
-    return this.#state[idx].value
-  }
-
-  getAll (name) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.getAll'
-    webidl.argumentLengthCheck(arguments, 1, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    // 1. If there is no entry whose name is name in this’s entry list,
-    // then return the empty list.
-    // 2. Return the values of all entries whose name is name, in order,
-    // from this’s entry list.
-    return this.#state
-      .filter((entry) => entry.name === name)
-      .map((entry) => entry.value)
-  }
-
-  has (name) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.has'
-    webidl.argumentLengthCheck(arguments, 1, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    // The has(name) method steps are to return true if there is an entry
-    // whose name is name in this’s entry list; otherwise false.
-    return this.#state.findIndex((entry) => entry.name === name) !== -1
-  }
-
-  set (name, value, filename = undefined) {
-    webidl.brandCheck(this, FormData)
-
-    const prefix = 'FormData.set'
-    webidl.argumentLengthCheck(arguments, 2, prefix)
-
-    name = webidl.converters.USVString(name)
-
-    if (arguments.length === 3 || webidl.is.Blob(value)) {
-      value = webidl.converters.Blob(value, prefix, 'value')
-
-      if (filename !== undefined) {
-        filename = webidl.converters.USVString(filename)
-      }
-    } else {
-      value = webidl.converters.USVString(value)
-    }
-
-    // The set(name, value) and set(name, blobValue, filename) method steps
-    // are:
-
-    // 1. Let value be value if given; otherwise blobValue.
-
-    // 2. Let entry be the result of creating an entry with name, value, and
-    // filename if given.
-    const entry = makeEntry(name, value, filename)
-
-    // 3. If there are entries in this’s entry list whose name is name, then
-    // replace the first such entry with entry and remove the others.
-    const idx = this.#state.findIndex((entry) => entry.name === name)
-    if (idx !== -1) {
-      this.#state = [
-        ...this.#state.slice(0, idx),
-        entry,
-        ...this.#state.slice(idx + 1).filter((entry) => entry.name !== name)
-      ]
-    } else {
-      // 4. Otherwise, append entry to this’s entry list.
-      this.#state.push(entry)
-    }
-  }
-
-  [nodeUtil.inspect.custom] (depth, options) {
-    const state = this.#state.reduce((a, b) => {
-      if (a[b.name]) {
-        if (Array.isArray(a[b.name])) {
-          a[b.name].push(b.value)
-        } else {
-          a[b.name] = [a[b.name], b.value]
-        }
-      } else {
-        a[b.name] = b.value
-      }
-
-      return a
-    }, { __proto__: null })
-
-    options.depth ??= depth
-    options.colors ??= true
-
-    const output = nodeUtil.formatWithOptions(options, state)
-
-    // remove [Object null prototype]
-    return `FormData ${output.slice(output.indexOf(']') + 2)}`
-  }
-
-  /**
-   * @param {FormData} formData
-   */
-  static getFormDataState (formData) {
-    return formData.#state
-  }
-
-  /**
-   * @param {FormData} formData
-   * @param {any[]} newState
-   */
-  static setFormDataState (formData, newState) {
-    formData.#state = newState
-  }
-}
-
-const { getFormDataState, setFormDataState } = FormData
-Reflect.deleteProperty(FormData, 'getFormDataState')
-Reflect.deleteProperty(FormData, 'setFormDataState')
-
-iteratorMixin('FormData', FormData, getFormDataState, 'name', 'value')
-
-Object.defineProperties(FormData.prototype, {
-  append: kEnumerableProperty,
-  delete: kEnumerableProperty,
-  get: kEnumerableProperty,
-  getAll: kEnumerableProperty,
-  has: kEnumerableProperty,
-  set: kEnumerableProperty,
-  [Symbol.toStringTag]: {
-    value: 'FormData',
-    configurable: true
-  }
-})
-
-/**
- * @see https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#create-an-entry
- * @param {string} name
- * @param {string|Blob} value
- * @param {?string} filename
- * @returns
- */
-function makeEntry (name, value, filename) {
-  // 1. Set name to the result of converting name into a scalar value string.
-  // Note: This operation was done by the webidl converter USVString.
-
-  // 2. If value is a string, then set value to the result of converting
-  //    value into a scalar value string.
-  if (typeof value === 'string') {
-    // Note: This operation was done by the webidl converter USVString.
-  } else {
-    // 3. Otherwise:
-
-    // 1. If value is not a File object, then set value to a new File object,
-    //    representing the same bytes, whose name attribute value is "blob"
-    if (!webidl.is.File(value)) {
-      value = new File([value], 'blob', { type: value.type })
-    }
-
-    // 2. If filename is given, then set value to a new File object,
-    //    representing the same bytes, whose name attribute is filename.
-    if (filename !== undefined) {
-      /** @type {FilePropertyBag} */
-      const options = {
-        type: value.type,
-        lastModified: value.lastModified
-      }
-
-      value = new File([value], filename, options)
-    }
-  }
-
-  // 4. Return an entry whose name is name and whose value is value.
-  return { name, value }
-}
-
-webidl.is.FormData = webidl.util.MakeTypeAssertion(FormData)
-
-module.exports = { FormData, makeEntry, setFormDataState }
diff --git a/vanilla/node_modules/undici/lib/web/fetch/global.js b/vanilla/node_modules/undici/lib/web/fetch/global.js
deleted file mode 100644
index 1df6f12..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/global.js
+++ /dev/null
@@ -1,40 +0,0 @@
-'use strict'
-
-// In case of breaking changes, increase the version
-// number to avoid conflicts.
-const globalOrigin = Symbol.for('undici.globalOrigin.1')
-
-function getGlobalOrigin () {
-  return globalThis[globalOrigin]
-}
-
-function setGlobalOrigin (newOrigin) {
-  if (newOrigin === undefined) {
-    Object.defineProperty(globalThis, globalOrigin, {
-      value: undefined,
-      writable: true,
-      enumerable: false,
-      configurable: false
-    })
-
-    return
-  }
-
-  const parsedURL = new URL(newOrigin)
-
-  if (parsedURL.protocol !== 'http:' && parsedURL.protocol !== 'https:') {
-    throw new TypeError(`Only http & https urls are allowed, received ${parsedURL.protocol}`)
-  }
-
-  Object.defineProperty(globalThis, globalOrigin, {
-    value: parsedURL,
-    writable: true,
-    enumerable: false,
-    configurable: false
-  })
-}
-
-module.exports = {
-  getGlobalOrigin,
-  setGlobalOrigin
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/headers.js b/vanilla/node_modules/undici/lib/web/fetch/headers.js
deleted file mode 100644
index 024d198..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/headers.js
+++ /dev/null
@@ -1,719 +0,0 @@
-// https://github.com/Ethan-Arrowood/undici-fetch
-
-'use strict'
-
-const { kConstruct } = require('../../core/symbols')
-const { kEnumerableProperty } = require('../../core/util')
-const {
-  iteratorMixin,
-  isValidHeaderName,
-  isValidHeaderValue
-} = require('./util')
-const { webidl } = require('../webidl')
-const assert = require('node:assert')
-const util = require('node:util')
-
-/**
- * @param {number} code
- * @returns {code is (0x0a | 0x0d | 0x09 | 0x20)}
- */
-function isHTTPWhiteSpaceCharCode (code) {
-  return code === 0x0a || code === 0x0d || code === 0x09 || code === 0x20
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-header-value-normalize
- * @param {string} potentialValue
- * @returns {string}
- */
-function headerValueNormalize (potentialValue) {
-  //  To normalize a byte sequence potentialValue, remove
-  //  any leading and trailing HTTP whitespace bytes from
-  //  potentialValue.
-  let i = 0; let j = potentialValue.length
-
-  while (j > i && isHTTPWhiteSpaceCharCode(potentialValue.charCodeAt(j - 1))) --j
-  while (j > i && isHTTPWhiteSpaceCharCode(potentialValue.charCodeAt(i))) ++i
-
-  return i === 0 && j === potentialValue.length ? potentialValue : potentialValue.substring(i, j)
-}
-
-/**
- * @param {Headers} headers
- * @param {Array|Object} object
- */
-function fill (headers, object) {
-  // To fill a Headers object headers with a given object object, run these steps:
-
-  // 1. If object is a sequence, then for each header in object:
-  // Note: webidl conversion to array has already been done.
-  if (Array.isArray(object)) {
-    for (let i = 0; i < object.length; ++i) {
-      const header = object[i]
-      // 1. If header does not contain exactly two items, then throw a TypeError.
-      if (header.length !== 2) {
-        throw webidl.errors.exception({
-          header: 'Headers constructor',
-          message: `expected name/value pair to be length 2, found ${header.length}.`
-        })
-      }
-
-      // 2. Append (header’s first item, header’s second item) to headers.
-      appendHeader(headers, header[0], header[1])
-    }
-  } else if (typeof object === 'object' && object !== null) {
-    // Note: null should throw
-
-    // 2. Otherwise, object is a record, then for each key → value in object,
-    //    append (key, value) to headers
-    const keys = Object.keys(object)
-    for (let i = 0; i < keys.length; ++i) {
-      appendHeader(headers, keys[i], object[keys[i]])
-    }
-  } else {
-    throw webidl.errors.conversionFailed({
-      prefix: 'Headers constructor',
-      argument: 'Argument 1',
-      types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>']
-    })
-  }
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-headers-append
- * @param {Headers} headers
- * @param {string} name
- * @param {string} value
- */
-function appendHeader (headers, name, value) {
-  // 1. Normalize value.
-  value = headerValueNormalize(value)
-
-  // 2. If name is not a header name or value is not a
-  //    header value, then throw a TypeError.
-  if (!isValidHeaderName(name)) {
-    throw webidl.errors.invalidArgument({
-      prefix: 'Headers.append',
-      value: name,
-      type: 'header name'
-    })
-  } else if (!isValidHeaderValue(value)) {
-    throw webidl.errors.invalidArgument({
-      prefix: 'Headers.append',
-      value,
-      type: 'header value'
-    })
-  }
-
-  // 3. If headers’s guard is "immutable", then throw a TypeError.
-  // 4. Otherwise, if headers’s guard is "request" and name is a
-  //    forbidden header name, return.
-  // 5. Otherwise, if headers’s guard is "request-no-cors":
-  //    TODO
-  // Note: undici does not implement forbidden header names
-  if (getHeadersGuard(headers) === 'immutable') {
-    throw new TypeError('immutable')
-  }
-
-  // 6. Otherwise, if headers’s guard is "response" and name is a
-  //    forbidden response-header name, return.
-
-  // 7. Append (name, value) to headers’s header list.
-  return getHeadersList(headers).append(name, value, false)
-
-  // 8. If headers’s guard is "request-no-cors", then remove
-  //    privileged no-CORS request headers from headers
-}
-
-// https://fetch.spec.whatwg.org/#concept-header-list-sort-and-combine
-/**
- * @param {Headers} target
- */
-function headersListSortAndCombine (target) {
-  const headersList = getHeadersList(target)
-
-  if (!headersList) {
-    return []
-  }
-
-  if (headersList.sortedMap) {
-    return headersList.sortedMap
-  }
-
-  // 1. Let headers be an empty list of headers with the key being the name
-  //    and value the value.
-  const headers = []
-
-  // 2. Let names be the result of convert header names to a sorted-lowercase
-  //    set with all the names of the headers in list.
-  const names = headersList.toSortedArray()
-
-  const cookies = headersList.cookies
-
-  // fast-path
-  if (cookies === null || cookies.length === 1) {
-    // Note: The non-null assertion of value has already been done by `HeadersList#toSortedArray`
-    return (headersList.sortedMap = names)
-  }
-
-  // 3. For each name of names:
-  for (let i = 0; i < names.length; ++i) {
-    const { 0: name, 1: value } = names[i]
-    // 1. If name is `set-cookie`, then:
-    if (name === 'set-cookie') {
-      // 1. Let values be a list of all values of headers in list whose name
-      //    is a byte-case-insensitive match for name, in order.
-
-      // 2. For each value of values:
-      // 1. Append (name, value) to headers.
-      for (let j = 0; j < cookies.length; ++j) {
-        headers.push([name, cookies[j]])
-      }
-    } else {
-      // 2. Otherwise:
-
-      // 1. Let value be the result of getting name from list.
-
-      // 2. Assert: value is non-null.
-      // Note: This operation was done by `HeadersList#toSortedArray`.
-
-      // 3. Append (name, value) to headers.
-      headers.push([name, value])
-    }
-  }
-
-  // 4. Return headers.
-  return (headersList.sortedMap = headers)
-}
-
-function compareHeaderName (a, b) {
-  return a[0] < b[0] ? -1 : 1
-}
-
-class HeadersList {
-  /** @type {[string, string][]|null} */
-  cookies = null
-
-  sortedMap
-  headersMap
-
-  constructor (init) {
-    if (init instanceof HeadersList) {
-      this.headersMap = new Map(init.headersMap)
-      this.sortedMap = init.sortedMap
-      this.cookies = init.cookies === null ? null : [...init.cookies]
-    } else {
-      this.headersMap = new Map(init)
-      this.sortedMap = null
-    }
-  }
-
-  /**
-   * @see https://fetch.spec.whatwg.org/#header-list-contains
-   * @param {string} name
-   * @param {boolean} isLowerCase
-   */
-  contains (name, isLowerCase) {
-    // A header list list contains a header name name if list
-    // contains a header whose name is a byte-case-insensitive
-    // match for name.
-
-    return this.headersMap.has(isLowerCase ? name : name.toLowerCase())
-  }
-
-  clear () {
-    this.headersMap.clear()
-    this.sortedMap = null
-    this.cookies = null
-  }
-
-  /**
-   * @see https://fetch.spec.whatwg.org/#concept-header-list-append
-   * @param {string} name
-   * @param {string} value
-   * @param {boolean} isLowerCase
-   */
-  append (name, value, isLowerCase) {
-    this.sortedMap = null
-
-    // 1. If list contains name, then set name to the first such
-    //    header’s name.
-    const lowercaseName = isLowerCase ? name : name.toLowerCase()
-    const exists = this.headersMap.get(lowercaseName)
-
-    // 2. Append (name, value) to list.
-    if (exists) {
-      const delimiter = lowercaseName === 'cookie' ? '; ' : ', '
-      this.headersMap.set(lowercaseName, {
-        name: exists.name,
-        value: `${exists.value}${delimiter}${value}`
-      })
-    } else {
-      this.headersMap.set(lowercaseName, { name, value })
-    }
-
-    if (lowercaseName === 'set-cookie') {
-      (this.cookies ??= []).push(value)
-    }
-  }
-
-  /**
-   * @see https://fetch.spec.whatwg.org/#concept-header-list-set
-   * @param {string} name
-   * @param {string} value
-   * @param {boolean} isLowerCase
-   */
-  set (name, value, isLowerCase) {
-    this.sortedMap = null
-    const lowercaseName = isLowerCase ? name : name.toLowerCase()
-
-    if (lowercaseName === 'set-cookie') {
-      this.cookies = [value]
-    }
-
-    // 1. If list contains name, then set the value of
-    //    the first such header to value and remove the
-    //    others.
-    // 2. Otherwise, append header (name, value) to list.
-    this.headersMap.set(lowercaseName, { name, value })
-  }
-
-  /**
-   * @see https://fetch.spec.whatwg.org/#concept-header-list-delete
-   * @param {string} name
-   * @param {boolean} isLowerCase
-   */
-  delete (name, isLowerCase) {
-    this.sortedMap = null
-    if (!isLowerCase) name = name.toLowerCase()
-
-    if (name === 'set-cookie') {
-      this.cookies = null
-    }
-
-    this.headersMap.delete(name)
-  }
-
-  /**
-   * @see https://fetch.spec.whatwg.org/#concept-header-list-get
-   * @param {string} name
-   * @param {boolean} isLowerCase
-   * @returns {string | null}
-   */
-  get (name, isLowerCase) {
-    // 1. If list does not contain name, then return null.
-    // 2. Return the values of all headers in list whose name
-    //    is a byte-case-insensitive match for name,
-    //    separated from each other by 0x2C 0x20, in order.
-    return this.headersMap.get(isLowerCase ? name : name.toLowerCase())?.value ?? null
-  }
-
-  * [Symbol.iterator] () {
-    // use the lowercased name
-    for (const { 0: name, 1: { value } } of this.headersMap) {
-      yield [name, value]
-    }
-  }
-
-  get entries () {
-    const headers = {}
-
-    if (this.headersMap.size !== 0) {
-      for (const { name, value } of this.headersMap.values()) {
-        headers[name] = value
-      }
-    }
-
-    return headers
-  }
-
-  rawValues () {
-    return this.headersMap.values()
-  }
-
-  get entriesList () {
-    const headers = []
-
-    if (this.headersMap.size !== 0) {
-      for (const { 0: lowerName, 1: { name, value } } of this.headersMap) {
-        if (lowerName === 'set-cookie') {
-          for (const cookie of this.cookies) {
-            headers.push([name, cookie])
-          }
-        } else {
-          headers.push([name, value])
-        }
-      }
-    }
-
-    return headers
-  }
-
-  // https://fetch.spec.whatwg.org/#convert-header-names-to-a-sorted-lowercase-set
-  toSortedArray () {
-    const size = this.headersMap.size
-    const array = new Array(size)
-    // In most cases, you will use the fast-path.
-    // fast-path: Use binary insertion sort for small arrays.
-    if (size <= 32) {
-      if (size === 0) {
-        // If empty, it is an empty array. To avoid the first index assignment.
-        return array
-      }
-      // Improve performance by unrolling loop and avoiding double-loop.
-      // Double-loop-less version of the binary insertion sort.
-      const iterator = this.headersMap[Symbol.iterator]()
-      const firstValue = iterator.next().value
-      // set [name, value] to first index.
-      array[0] = [firstValue[0], firstValue[1].value]
-      // https://fetch.spec.whatwg.org/#concept-header-list-sort-and-combine
-      // 3.2.2. Assert: value is non-null.
-      assert(firstValue[1].value !== null)
-      for (
-        let i = 1, j = 0, right = 0, left = 0, pivot = 0, x, value;
-        i < size;
-        ++i
-      ) {
-        // get next value
-        value = iterator.next().value
-        // set [name, value] to current index.
-        x = array[i] = [value[0], value[1].value]
-        // https://fetch.spec.whatwg.org/#concept-header-list-sort-and-combine
-        // 3.2.2. Assert: value is non-null.
-        assert(x[1] !== null)
-        left = 0
-        right = i
-        // binary search
-        while (left < right) {
-          // middle index
-          pivot = left + ((right - left) >> 1)
-          // compare header name
-          if (array[pivot][0] <= x[0]) {
-            left = pivot + 1
-          } else {
-            right = pivot
-          }
-        }
-        if (i !== pivot) {
-          j = i
-          while (j > left) {
-            array[j] = array[--j]
-          }
-          array[left] = x
-        }
-      }
-      /* c8 ignore next 4 */
-      if (!iterator.next().done) {
-        // This is for debugging and will never be called.
-        throw new TypeError('Unreachable')
-      }
-      return array
-    } else {
-      // This case would be a rare occurrence.
-      // slow-path: fallback
-      let i = 0
-      for (const { 0: name, 1: { value } } of this.headersMap) {
-        array[i++] = [name, value]
-        // https://fetch.spec.whatwg.org/#concept-header-list-sort-and-combine
-        // 3.2.2. Assert: value is non-null.
-        assert(value !== null)
-      }
-      return array.sort(compareHeaderName)
-    }
-  }
-}
-
-// https://fetch.spec.whatwg.org/#headers-class
-class Headers {
-  #guard
-  /**
-   * @type {HeadersList}
-   */
-  #headersList
-
-  /**
-   * @param {HeadersInit|Symbol} [init]
-   * @returns
-   */
-  constructor (init = undefined) {
-    webidl.util.markAsUncloneable(this)
-
-    if (init === kConstruct) {
-      return
-    }
-
-    this.#headersList = new HeadersList()
-
-    // The new Headers(init) constructor steps are:
-
-    // 1. Set this’s guard to "none".
-    this.#guard = 'none'
-
-    // 2. If init is given, then fill this with init.
-    if (init !== undefined) {
-      init = webidl.converters.HeadersInit(init, 'Headers constructor', 'init')
-      fill(this, init)
-    }
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-append
-  append (name, value) {
-    webidl.brandCheck(this, Headers)
-
-    webidl.argumentLengthCheck(arguments, 2, 'Headers.append')
-
-    const prefix = 'Headers.append'
-    name = webidl.converters.ByteString(name, prefix, 'name')
-    value = webidl.converters.ByteString(value, prefix, 'value')
-
-    return appendHeader(this, name, value)
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-delete
-  delete (name) {
-    webidl.brandCheck(this, Headers)
-
-    webidl.argumentLengthCheck(arguments, 1, 'Headers.delete')
-
-    const prefix = 'Headers.delete'
-    name = webidl.converters.ByteString(name, prefix, 'name')
-
-    // 1. If name is not a header name, then throw a TypeError.
-    if (!isValidHeaderName(name)) {
-      throw webidl.errors.invalidArgument({
-        prefix: 'Headers.delete',
-        value: name,
-        type: 'header name'
-      })
-    }
-
-    // 2. If this’s guard is "immutable", then throw a TypeError.
-    // 3. Otherwise, if this’s guard is "request" and name is a
-    //    forbidden header name, return.
-    // 4. Otherwise, if this’s guard is "request-no-cors", name
-    //    is not a no-CORS-safelisted request-header name, and
-    //    name is not a privileged no-CORS request-header name,
-    //    return.
-    // 5. Otherwise, if this’s guard is "response" and name is
-    //    a forbidden response-header name, return.
-    // Note: undici does not implement forbidden header names
-    if (this.#guard === 'immutable') {
-      throw new TypeError('immutable')
-    }
-
-    // 6. If this’s header list does not contain name, then
-    //    return.
-    if (!this.#headersList.contains(name, false)) {
-      return
-    }
-
-    // 7. Delete name from this’s header list.
-    // 8. If this’s guard is "request-no-cors", then remove
-    //    privileged no-CORS request headers from this.
-    this.#headersList.delete(name, false)
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-get
-  get (name) {
-    webidl.brandCheck(this, Headers)
-
-    webidl.argumentLengthCheck(arguments, 1, 'Headers.get')
-
-    const prefix = 'Headers.get'
-    name = webidl.converters.ByteString(name, prefix, 'name')
-
-    // 1. If name is not a header name, then throw a TypeError.
-    if (!isValidHeaderName(name)) {
-      throw webidl.errors.invalidArgument({
-        prefix,
-        value: name,
-        type: 'header name'
-      })
-    }
-
-    // 2. Return the result of getting name from this’s header
-    //    list.
-    return this.#headersList.get(name, false)
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-has
-  has (name) {
-    webidl.brandCheck(this, Headers)
-
-    webidl.argumentLengthCheck(arguments, 1, 'Headers.has')
-
-    const prefix = 'Headers.has'
-    name = webidl.converters.ByteString(name, prefix, 'name')
-
-    // 1. If name is not a header name, then throw a TypeError.
-    if (!isValidHeaderName(name)) {
-      throw webidl.errors.invalidArgument({
-        prefix,
-        value: name,
-        type: 'header name'
-      })
-    }
-
-    // 2. Return true if this’s header list contains name;
-    //    otherwise false.
-    return this.#headersList.contains(name, false)
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-set
-  set (name, value) {
-    webidl.brandCheck(this, Headers)
-
-    webidl.argumentLengthCheck(arguments, 2, 'Headers.set')
-
-    const prefix = 'Headers.set'
-    name = webidl.converters.ByteString(name, prefix, 'name')
-    value = webidl.converters.ByteString(value, prefix, 'value')
-
-    // 1. Normalize value.
-    value = headerValueNormalize(value)
-
-    // 2. If name is not a header name or value is not a
-    //    header value, then throw a TypeError.
-    if (!isValidHeaderName(name)) {
-      throw webidl.errors.invalidArgument({
-        prefix,
-        value: name,
-        type: 'header name'
-      })
-    } else if (!isValidHeaderValue(value)) {
-      throw webidl.errors.invalidArgument({
-        prefix,
-        value,
-        type: 'header value'
-      })
-    }
-
-    // 3. If this’s guard is "immutable", then throw a TypeError.
-    // 4. Otherwise, if this’s guard is "request" and name is a
-    //    forbidden header name, return.
-    // 5. Otherwise, if this’s guard is "request-no-cors" and
-    //    name/value is not a no-CORS-safelisted request-header,
-    //    return.
-    // 6. Otherwise, if this’s guard is "response" and name is a
-    //    forbidden response-header name, return.
-    // Note: undici does not implement forbidden header names
-    if (this.#guard === 'immutable') {
-      throw new TypeError('immutable')
-    }
-
-    // 7. Set (name, value) in this’s header list.
-    // 8. If this’s guard is "request-no-cors", then remove
-    //    privileged no-CORS request headers from this
-    this.#headersList.set(name, value, false)
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-headers-getsetcookie
-  getSetCookie () {
-    webidl.brandCheck(this, Headers)
-
-    // 1. If this’s header list does not contain `Set-Cookie`, then return « ».
-    // 2. Return the values of all headers in this’s header list whose name is
-    //    a byte-case-insensitive match for `Set-Cookie`, in order.
-
-    const list = this.#headersList.cookies
-
-    if (list) {
-      return [...list]
-    }
-
-    return []
-  }
-
-  [util.inspect.custom] (depth, options) {
-    options.depth ??= depth
-
-    return `Headers ${util.formatWithOptions(options, this.#headersList.entries)}`
-  }
-
-  static getHeadersGuard (o) {
-    return o.#guard
-  }
-
-  static setHeadersGuard (o, guard) {
-    o.#guard = guard
-  }
-
-  /**
-   * @param {Headers} o
-   */
-  static getHeadersList (o) {
-    return o.#headersList
-  }
-
-  /**
-   * @param {Headers} target
-   * @param {HeadersList} list
-   */
-  static setHeadersList (target, list) {
-    target.#headersList = list
-  }
-}
-
-const { getHeadersGuard, setHeadersGuard, getHeadersList, setHeadersList } = Headers
-Reflect.deleteProperty(Headers, 'getHeadersGuard')
-Reflect.deleteProperty(Headers, 'setHeadersGuard')
-Reflect.deleteProperty(Headers, 'getHeadersList')
-Reflect.deleteProperty(Headers, 'setHeadersList')
-
-iteratorMixin('Headers', Headers, headersListSortAndCombine, 0, 1)
-
-Object.defineProperties(Headers.prototype, {
-  append: kEnumerableProperty,
-  delete: kEnumerableProperty,
-  get: kEnumerableProperty,
-  has: kEnumerableProperty,
-  set: kEnumerableProperty,
-  getSetCookie: kEnumerableProperty,
-  [Symbol.toStringTag]: {
-    value: 'Headers',
-    configurable: true
-  },
-  [util.inspect.custom]: {
-    enumerable: false
-  }
-})
-
-webidl.converters.HeadersInit = function (V, prefix, argument) {
-  if (webidl.util.Type(V) === webidl.util.Types.OBJECT) {
-    const iterator = Reflect.get(V, Symbol.iterator)
-
-    // A work-around to ensure we send the properly-cased Headers when V is a Headers object.
-    // Read https://github.com/nodejs/undici/pull/3159#issuecomment-2075537226 before touching, please.
-    if (!util.types.isProxy(V) && iterator === Headers.prototype.entries) { // Headers object
-      try {
-        return getHeadersList(V).entriesList
-      } catch {
-        // fall-through
-      }
-    }
-
-    if (typeof iterator === 'function') {
-      return webidl.converters['sequence<sequence<ByteString>>'](V, prefix, argument, iterator.bind(V))
-    }
-
-    return webidl.converters['record<ByteString, ByteString>'](V, prefix, argument)
-  }
-
-  throw webidl.errors.conversionFailed({
-    prefix: 'Headers constructor',
-    argument: 'Argument 1',
-    types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>']
-  })
-}
-
-module.exports = {
-  fill,
-  // for test.
-  compareHeaderName,
-  Headers,
-  HeadersList,
-  getHeadersGuard,
-  setHeadersGuard,
-  setHeadersList,
-  getHeadersList
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/index.js b/vanilla/node_modules/undici/lib/web/fetch/index.js
deleted file mode 100644
index f350035..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/index.js
+++ /dev/null
@@ -1,2372 +0,0 @@
-// https://github.com/Ethan-Arrowood/undici-fetch
-
-'use strict'
-
-const {
-  makeNetworkError,
-  makeAppropriateNetworkError,
-  filterResponse,
-  makeResponse,
-  fromInnerResponse,
-  getResponseState
-} = require('./response')
-const { HeadersList } = require('./headers')
-const { Request, cloneRequest, getRequestDispatcher, getRequestState } = require('./request')
-const zlib = require('node:zlib')
-const {
-  makePolicyContainer,
-  clonePolicyContainer,
-  requestBadPort,
-  TAOCheck,
-  appendRequestOriginHeader,
-  responseLocationURL,
-  requestCurrentURL,
-  setRequestReferrerPolicyOnRedirect,
-  tryUpgradeRequestToAPotentiallyTrustworthyURL,
-  createOpaqueTimingInfo,
-  appendFetchMetadata,
-  corsCheck,
-  crossOriginResourcePolicyCheck,
-  determineRequestsReferrer,
-  coarsenedSharedCurrentTime,
-  sameOrigin,
-  isCancelled,
-  isAborted,
-  isErrorLike,
-  fullyReadBody,
-  readableStreamClose,
-  urlIsLocal,
-  urlIsHttpHttpsScheme,
-  urlHasHttpsScheme,
-  clampAndCoarsenConnectionTimingInfo,
-  simpleRangeHeaderValue,
-  buildContentRange,
-  createInflate,
-  extractMimeType,
-  hasAuthenticationEntry,
-  includesCredentials,
-  isTraversableNavigable
-} = require('./util')
-const assert = require('node:assert')
-const { safelyExtractBody, extractBody } = require('./body')
-const {
-  redirectStatusSet,
-  nullBodyStatus,
-  safeMethodsSet,
-  requestBodyHeader,
-  subresourceSet
-} = require('./constants')
-const EE = require('node:events')
-const { Readable, pipeline, finished, isErrored, isReadable } = require('node:stream')
-const { addAbortListener, bufferToLowerCasedHeaderName } = require('../../core/util')
-const { dataURLProcessor, serializeAMimeType, minimizeSupportedMimeType } = require('./data-url')
-const { getGlobalDispatcher } = require('../../global')
-const { webidl } = require('../webidl')
-const { STATUS_CODES } = require('node:http')
-const { bytesMatch } = require('../subresource-integrity/subresource-integrity')
-const { createDeferredPromise } = require('../../util/promise')
-const { isomorphicEncode } = require('../infra')
-const { runtimeFeatures } = require('../../util/runtime-features')
-
-// Node.js v23.8.0+ and v22.15.0+ supports Zstandard
-const hasZstd = runtimeFeatures.has('zstd')
-
-const GET_OR_HEAD = ['GET', 'HEAD']
-
-const defaultUserAgent = typeof __UNDICI_IS_NODE__ !== 'undefined' || typeof esbuildDetection !== 'undefined'
-  ? 'node'
-  : 'undici'
-
-/** @type {import('buffer').resolveObjectURL} */
-let resolveObjectURL
-
-class Fetch extends EE {
-  constructor (dispatcher) {
-    super()
-
-    this.dispatcher = dispatcher
-    this.connection = null
-    this.dump = false
-    this.state = 'ongoing'
-  }
-
-  terminate (reason) {
-    if (this.state !== 'ongoing') {
-      return
-    }
-
-    this.state = 'terminated'
-    this.connection?.destroy(reason)
-    this.emit('terminated', reason)
-  }
-
-  // https://fetch.spec.whatwg.org/#fetch-controller-abort
-  abort (error) {
-    if (this.state !== 'ongoing') {
-      return
-    }
-
-    // 1. Set controller’s state to "aborted".
-    this.state = 'aborted'
-
-    // 2. Let fallbackError be an "AbortError" DOMException.
-    // 3. Set error to fallbackError if it is not given.
-    if (!error) {
-      error = new DOMException('The operation was aborted.', 'AbortError')
-    }
-
-    // 4. Let serializedError be StructuredSerialize(error).
-    //    If that threw an exception, catch it, and let
-    //    serializedError be StructuredSerialize(fallbackError).
-
-    // 5. Set controller’s serialized abort reason to serializedError.
-    this.serializedAbortReason = error
-
-    this.connection?.destroy(error)
-    this.emit('terminated', error)
-  }
-}
-
-function handleFetchDone (response) {
-  finalizeAndReportTiming(response, 'fetch')
-}
-
-// https://fetch.spec.whatwg.org/#fetch-method
-function fetch (input, init = undefined) {
-  webidl.argumentLengthCheck(arguments, 1, 'globalThis.fetch')
-
-  // 1. Let p be a new promise.
-  let p = createDeferredPromise()
-
-  // 2. Let requestObject be the result of invoking the initial value of
-  // Request as constructor with input and init as arguments. If this throws
-  // an exception, reject p with it and return p.
-  let requestObject
-
-  try {
-    requestObject = new Request(input, init)
-  } catch (e) {
-    p.reject(e)
-    return p.promise
-  }
-
-  // 3. Let request be requestObject’s request.
-  const request = getRequestState(requestObject)
-
-  // 4. If requestObject’s signal’s aborted flag is set, then:
-  if (requestObject.signal.aborted) {
-    // 1. Abort the fetch() call with p, request, null, and
-    //    requestObject’s signal’s abort reason.
-    abortFetch(p, request, null, requestObject.signal.reason, null)
-
-    // 2. Return p.
-    return p.promise
-  }
-
-  // 5. Let globalObject be request’s client’s global object.
-  const globalObject = request.client.globalObject
-
-  // 6. If globalObject is a ServiceWorkerGlobalScope object, then set
-  // request’s service-workers mode to "none".
-  if (globalObject?.constructor?.name === 'ServiceWorkerGlobalScope') {
-    request.serviceWorkers = 'none'
-  }
-
-  // 7. Let responseObject be null.
-  let responseObject = null
-
-  // 8. Let relevantRealm be this’s relevant Realm.
-
-  // 9. Let locallyAborted be false.
-  let locallyAborted = false
-
-  // 10. Let controller be null.
-  let controller = null
-
-  // 11. Add the following abort steps to requestObject’s signal:
-  addAbortListener(
-    requestObject.signal,
-    () => {
-      // 1. Set locallyAborted to true.
-      locallyAborted = true
-
-      // 2. Assert: controller is non-null.
-      assert(controller != null)
-
-      // 3. Abort controller with requestObject’s signal’s abort reason.
-      controller.abort(requestObject.signal.reason)
-
-      const realResponse = responseObject?.deref()
-
-      // 4. Abort the fetch() call with p, request, responseObject,
-      //    and requestObject’s signal’s abort reason.
-      abortFetch(p, request, realResponse, requestObject.signal.reason, controller.controller)
-    }
-  )
-
-  // 12. Let handleFetchDone given response response be to finalize and
-  // report timing with response, globalObject, and "fetch".
-  // see function handleFetchDone
-
-  // 13. Set controller to the result of calling fetch given request,
-  // with processResponseEndOfBody set to handleFetchDone, and processResponse
-  // given response being these substeps:
-
-  const processResponse = (response) => {
-    // 1. If locallyAborted is true, terminate these substeps.
-    if (locallyAborted) {
-      return
-    }
-
-    // 2. If response’s aborted flag is set, then:
-    if (response.aborted) {
-      // 1. Let deserializedError be the result of deserialize a serialized
-      //    abort reason given controller’s serialized abort reason and
-      //    relevantRealm.
-
-      // 2. Abort the fetch() call with p, request, responseObject, and
-      //    deserializedError.
-
-      abortFetch(p, request, responseObject, controller.serializedAbortReason, controller.controller)
-      return
-    }
-
-    // 3. If response is a network error, then reject p with a TypeError
-    // and terminate these substeps.
-    if (response.type === 'error') {
-      p.reject(new TypeError('fetch failed', { cause: response.error }))
-      return
-    }
-
-    // 4. Set responseObject to the result of creating a Response object,
-    // given response, "immutable", and relevantRealm.
-    responseObject = new WeakRef(fromInnerResponse(response, 'immutable'))
-
-    // 5. Resolve p with responseObject.
-    p.resolve(responseObject.deref())
-    p = null
-  }
-
-  controller = fetching({
-    request,
-    processResponseEndOfBody: handleFetchDone,
-    processResponse,
-    dispatcher: getRequestDispatcher(requestObject) // undici
-  })
-
-  // 14. Return p.
-  return p.promise
-}
-
-// https://fetch.spec.whatwg.org/#finalize-and-report-timing
-function finalizeAndReportTiming (response, initiatorType = 'other') {
-  // 1. If response is an aborted network error, then return.
-  if (response.type === 'error' && response.aborted) {
-    return
-  }
-
-  // 2. If response’s URL list is null or empty, then return.
-  if (!response.urlList?.length) {
-    return
-  }
-
-  // 3. Let originalURL be response’s URL list[0].
-  const originalURL = response.urlList[0]
-
-  // 4. Let timingInfo be response’s timing info.
-  let timingInfo = response.timingInfo
-
-  // 5. Let cacheState be response’s cache state.
-  let cacheState = response.cacheState
-
-  // 6. If originalURL’s scheme is not an HTTP(S) scheme, then return.
-  if (!urlIsHttpHttpsScheme(originalURL)) {
-    return
-  }
-
-  // 7. If timingInfo is null, then return.
-  if (timingInfo === null) {
-    return
-  }
-
-  // 8. If response’s timing allow passed flag is not set, then:
-  if (!response.timingAllowPassed) {
-    //  1. Set timingInfo to a the result of creating an opaque timing info for timingInfo.
-    timingInfo = createOpaqueTimingInfo({
-      startTime: timingInfo.startTime
-    })
-
-    //  2. Set cacheState to the empty string.
-    cacheState = ''
-  }
-
-  // 9. Set timingInfo’s end time to the coarsened shared current time
-  // given global’s relevant settings object’s cross-origin isolated
-  // capability.
-  // TODO: given global’s relevant settings object’s cross-origin isolated
-  // capability?
-  timingInfo.endTime = coarsenedSharedCurrentTime()
-
-  // 10. Set response’s timing info to timingInfo.
-  response.timingInfo = timingInfo
-
-  // 11. Mark resource timing for timingInfo, originalURL, initiatorType,
-  // global, and cacheState.
-  markResourceTiming(
-    timingInfo,
-    originalURL.href,
-    initiatorType,
-    globalThis,
-    cacheState,
-    '', // bodyType
-    response.status
-  )
-}
-
-// https://w3c.github.io/resource-timing/#dfn-mark-resource-timing
-const markResourceTiming = performance.markResourceTiming
-
-// https://fetch.spec.whatwg.org/#abort-fetch
-function abortFetch (p, request, responseObject, error, controller /* undici-specific */) {
-  // 1. Reject promise with error.
-  if (p) {
-    // We might have already resolved the promise at this stage
-    p.reject(error)
-  }
-
-  // 2. If request’s body is not null and is readable, then cancel request’s
-  // body with error.
-  if (request.body?.stream != null && isReadable(request.body.stream)) {
-    request.body.stream.cancel(error).catch((err) => {
-      if (err.code === 'ERR_INVALID_STATE') {
-        // Node bug?
-        return
-      }
-      throw err
-    })
-  }
-
-  // 3. If responseObject is null, then return.
-  if (responseObject == null) {
-    return
-  }
-
-  // 4. Let response be responseObject’s response.
-  const response = getResponseState(responseObject)
-
-  // 5. If response’s body is not null and is readable, then error response’s
-  // body with error.
-  if (response.body?.stream != null && isReadable(response.body.stream)) {
-    controller.error(error)
-  }
-}
-
-// https://fetch.spec.whatwg.org/#fetching
-function fetching ({
-  request,
-  processRequestBodyChunkLength,
-  processRequestEndOfBody,
-  processResponse,
-  processResponseEndOfBody,
-  processResponseConsumeBody,
-  useParallelQueue = false,
-  dispatcher = getGlobalDispatcher() // undici
-}) {
-  // Ensure that the dispatcher is set accordingly
-  assert(dispatcher)
-
-  // 1. Let taskDestination be null.
-  let taskDestination = null
-
-  // 2. Let crossOriginIsolatedCapability be false.
-  let crossOriginIsolatedCapability = false
-
-  // 3. If request’s client is non-null, then:
-  if (request.client != null) {
-    // 1. Set taskDestination to request’s client’s global object.
-    taskDestination = request.client.globalObject
-
-    // 2. Set crossOriginIsolatedCapability to request’s client’s cross-origin
-    // isolated capability.
-    crossOriginIsolatedCapability =
-      request.client.crossOriginIsolatedCapability
-  }
-
-  // 4. If useParallelQueue is true, then set taskDestination to the result of
-  // starting a new parallel queue.
-  // TODO
-
-  // 5. Let timingInfo be a new fetch timing info whose start time and
-  // post-redirect start time are the coarsened shared current time given
-  // crossOriginIsolatedCapability.
-  const currentTime = coarsenedSharedCurrentTime(crossOriginIsolatedCapability)
-  const timingInfo = createOpaqueTimingInfo({
-    startTime: currentTime
-  })
-
-  // 6. Let fetchParams be a new fetch params whose
-  // request is request,
-  // timing info is timingInfo,
-  // process request body chunk length is processRequestBodyChunkLength,
-  // process request end-of-body is processRequestEndOfBody,
-  // process response is processResponse,
-  // process response consume body is processResponseConsumeBody,
-  // process response end-of-body is processResponseEndOfBody,
-  // task destination is taskDestination,
-  // and cross-origin isolated capability is crossOriginIsolatedCapability.
-  const fetchParams = {
-    controller: new Fetch(dispatcher),
-    request,
-    timingInfo,
-    processRequestBodyChunkLength,
-    processRequestEndOfBody,
-    processResponse,
-    processResponseConsumeBody,
-    processResponseEndOfBody,
-    taskDestination,
-    crossOriginIsolatedCapability
-  }
-
-  // 7. If request’s body is a byte sequence, then set request’s body to
-  //    request’s body as a body.
-  // NOTE: Since fetching is only called from fetch, body should already be
-  // extracted.
-  assert(!request.body || request.body.stream)
-
-  // 8. If request’s window is "client", then set request’s window to request’s
-  // client, if request’s client’s global object is a Window object; otherwise
-  // "no-window".
-  if (request.window === 'client') {
-    // TODO: What if request.client is null?
-    request.window =
-      request.client?.globalObject?.constructor?.name === 'Window'
-        ? request.client
-        : 'no-window'
-  }
-
-  // 9. If request’s origin is "client", then set request’s origin to request’s
-  // client’s origin.
-  if (request.origin === 'client') {
-    request.origin = request.client.origin
-  }
-
-  // 10. If all of the following conditions are true:
-  // TODO
-
-  // 11. If request’s policy container is "client", then:
-  if (request.policyContainer === 'client') {
-    // 1. If request’s client is non-null, then set request’s policy
-    // container to a clone of request’s client’s policy container. [HTML]
-    if (request.client != null) {
-      request.policyContainer = clonePolicyContainer(
-        request.client.policyContainer
-      )
-    } else {
-      // 2. Otherwise, set request’s policy container to a new policy
-      // container.
-      request.policyContainer = makePolicyContainer()
-    }
-  }
-
-  // 12. If request’s header list does not contain `Accept`, then:
-  if (!request.headersList.contains('accept', true)) {
-    // 1. Let value be `*/*`.
-    const value = '*/*'
-
-    // 2. A user agent should set value to the first matching statement, if
-    // any, switching on request’s destination:
-    // "document"
-    // "frame"
-    // "iframe"
-    // `text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8`
-    // "image"
-    // `image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5`
-    // "style"
-    // `text/css,*/*;q=0.1`
-    // TODO
-
-    // 3. Append `Accept`/value to request’s header list.
-    request.headersList.append('accept', value, true)
-  }
-
-  // 13. If request’s header list does not contain `Accept-Language`, then
-  // user agents should append `Accept-Language`/an appropriate value to
-  // request’s header list.
-  if (!request.headersList.contains('accept-language', true)) {
-    request.headersList.append('accept-language', '*', true)
-  }
-
-  // 14. If request’s priority is null, then use request’s initiator and
-  // destination appropriately in setting request’s priority to a
-  // user-agent-defined object.
-  if (request.priority === null) {
-    // TODO
-  }
-
-  // 15. If request is a subresource request, then:
-  if (subresourceSet.has(request.destination)) {
-    // TODO
-  }
-
-  // 16. Run main fetch given fetchParams.
-  mainFetch(fetchParams, false)
-
-  // 17. Return fetchParam's controller
-  return fetchParams.controller
-}
-
-// https://fetch.spec.whatwg.org/#concept-main-fetch
-async function mainFetch (fetchParams, recursive) {
-  try {
-    // 1. Let request be fetchParams’s request.
-    const request = fetchParams.request
-
-    // 2. Let response be null.
-    let response = null
-
-    // 3. If request’s local-URLs-only flag is set and request’s current URL is
-    // not local, then set response to a network error.
-    if (request.localURLsOnly && !urlIsLocal(requestCurrentURL(request))) {
-      response = makeNetworkError('local URLs only')
-    }
-
-    // 4. Run report Content Security Policy violations for request.
-    // TODO
-
-    // 5. Upgrade request to a potentially trustworthy URL, if appropriate.
-    tryUpgradeRequestToAPotentiallyTrustworthyURL(request)
-
-    // 6. If should request be blocked due to a bad port, should fetching request
-    // be blocked as mixed content, or should request be blocked by Content
-    // Security Policy returns blocked, then set response to a network error.
-    if (requestBadPort(request) === 'blocked') {
-      response = makeNetworkError('bad port')
-    }
-    // TODO: should fetching request be blocked as mixed content?
-    // TODO: should request be blocked by Content Security Policy?
-
-    // 7. If request’s referrer policy is the empty string, then set request’s
-    // referrer policy to request’s policy container’s referrer policy.
-    if (request.referrerPolicy === '') {
-      request.referrerPolicy = request.policyContainer.referrerPolicy
-    }
-
-    // 8. If request’s referrer is not "no-referrer", then set request’s
-    // referrer to the result of invoking determine request’s referrer.
-    if (request.referrer !== 'no-referrer') {
-      request.referrer = determineRequestsReferrer(request)
-    }
-
-    // 9. Set request’s current URL’s scheme to "https" if all of the following
-    // conditions are true:
-    // - request’s current URL’s scheme is "http"
-    // - request’s current URL’s host is a domain
-    // - Matching request’s current URL’s host per Known HSTS Host Domain Name
-    //   Matching results in either a superdomain match with an asserted
-    //   includeSubDomains directive or a congruent match (with or without an
-    //   asserted includeSubDomains directive). [HSTS]
-    // TODO
-
-    // 10. If recursive is false, then run the remaining steps in parallel.
-    // TODO
-
-    // 11. If response is null, then set response to the result of running
-    // the steps corresponding to the first matching statement:
-    if (response === null) {
-      const currentURL = requestCurrentURL(request)
-      if (
-        // - request’s current URL’s origin is same origin with request’s origin,
-        //   and request’s response tainting is "basic"
-        (sameOrigin(currentURL, request.url) && request.responseTainting === 'basic') ||
-        // request’s current URL’s scheme is "data"
-        (currentURL.protocol === 'data:') ||
-        // - request’s mode is "navigate" or "websocket"
-        (request.mode === 'navigate' || request.mode === 'websocket')
-      ) {
-        // 1. Set request’s response tainting to "basic".
-        request.responseTainting = 'basic'
-
-        // 2. Return the result of running scheme fetch given fetchParams.
-        response = await schemeFetch(fetchParams)
-
-      // request’s mode is "same-origin"
-      } else if (request.mode === 'same-origin') {
-        // 1. Return a network error.
-        response = makeNetworkError('request mode cannot be "same-origin"')
-
-      // request’s mode is "no-cors"
-      } else if (request.mode === 'no-cors') {
-        // 1. If request’s redirect mode is not "follow", then return a network
-        // error.
-        if (request.redirect !== 'follow') {
-          response = makeNetworkError(
-            'redirect mode cannot be "follow" for "no-cors" request'
-          )
-        } else {
-          // 2. Set request’s response tainting to "opaque".
-          request.responseTainting = 'opaque'
-
-          // 3. Return the result of running scheme fetch given fetchParams.
-          response = await schemeFetch(fetchParams)
-        }
-      // request’s current URL’s scheme is not an HTTP(S) scheme
-      } else if (!urlIsHttpHttpsScheme(requestCurrentURL(request))) {
-        // Return a network error.
-        response = makeNetworkError('URL scheme must be a HTTP(S) scheme')
-
-        // - request’s use-CORS-preflight flag is set
-        // - request’s unsafe-request flag is set and either request’s method is
-        //   not a CORS-safelisted method or CORS-unsafe request-header names with
-        //   request’s header list is not empty
-        //    1. Set request’s response tainting to "cors".
-        //    2. Let corsWithPreflightResponse be the result of running HTTP fetch
-        //    given fetchParams and true.
-        //    3. If corsWithPreflightResponse is a network error, then clear cache
-        //    entries using request.
-        //    4. Return corsWithPreflightResponse.
-        // TODO
-
-      // Otherwise
-      } else {
-        //    1. Set request’s response tainting to "cors".
-        request.responseTainting = 'cors'
-
-        //    2. Return the result of running HTTP fetch given fetchParams.
-        response = await httpFetch(fetchParams)
-      }
-    }
-
-    // 12. If recursive is true, then return response.
-    if (recursive) {
-      return response
-    }
-
-    // 13. If response is not a network error and response is not a filtered
-    // response, then:
-    if (response.status !== 0 && !response.internalResponse) {
-      // If request’s response tainting is "cors", then:
-      if (request.responseTainting === 'cors') {
-        // 1. Let headerNames be the result of extracting header list values
-        // given `Access-Control-Expose-Headers` and response’s header list.
-        // TODO
-        // 2. If request’s credentials mode is not "include" and headerNames
-        // contains `*`, then set response’s CORS-exposed header-name list to
-        // all unique header names in response’s header list.
-        // TODO
-        // 3. Otherwise, if headerNames is not null or failure, then set
-        // response’s CORS-exposed header-name list to headerNames.
-        // TODO
-      }
-
-      // Set response to the following filtered response with response as its
-      // internal response, depending on request’s response tainting:
-      if (request.responseTainting === 'basic') {
-        response = filterResponse(response, 'basic')
-      } else if (request.responseTainting === 'cors') {
-        response = filterResponse(response, 'cors')
-      } else if (request.responseTainting === 'opaque') {
-        response = filterResponse(response, 'opaque')
-      } else {
-        assert(false)
-      }
-    }
-
-    // 14. Let internalResponse be response, if response is a network error,
-    // and response’s internal response otherwise.
-    let internalResponse =
-      response.status === 0 ? response : response.internalResponse
-
-    // 15. If internalResponse’s URL list is empty, then set it to a clone of
-    // request’s URL list.
-    if (internalResponse.urlList.length === 0) {
-      internalResponse.urlList.push(...request.urlList)
-    }
-
-    // 16. If request’s timing allow failed flag is unset, then set
-    // internalResponse’s timing allow passed flag.
-    if (!request.timingAllowFailed) {
-      response.timingAllowPassed = true
-    }
-
-    // 17. If response is not a network error and any of the following returns
-    // blocked
-    // - should internalResponse to request be blocked as mixed content
-    // - should internalResponse to request be blocked by Content Security Policy
-    // - should internalResponse to request be blocked due to its MIME type
-    // - should internalResponse to request be blocked due to nosniff
-    // TODO
-
-    // 18. If response’s type is "opaque", internalResponse’s status is 206,
-    // internalResponse’s range-requested flag is set, and request’s header
-    // list does not contain `Range`, then set response and internalResponse
-    // to a network error.
-    if (
-      response.type === 'opaque' &&
-      internalResponse.status === 206 &&
-      internalResponse.rangeRequested &&
-      !request.headers.contains('range', true)
-    ) {
-      response = internalResponse = makeNetworkError()
-    }
-
-    // 19. If response is not a network error and either request’s method is
-    // `HEAD` or `CONNECT`, or internalResponse’s status is a null body status,
-    // set internalResponse’s body to null and disregard any enqueuing toward
-    // it (if any).
-    if (
-      response.status !== 0 &&
-      (request.method === 'HEAD' ||
-        request.method === 'CONNECT' ||
-        nullBodyStatus.includes(internalResponse.status))
-    ) {
-      internalResponse.body = null
-      fetchParams.controller.dump = true
-    }
-
-    // 20. If request’s integrity metadata is not the empty string, then:
-    if (request.integrity) {
-      // 1. Let processBodyError be this step: run fetch finale given fetchParams
-      // and a network error.
-      const processBodyError = (reason) =>
-        fetchFinale(fetchParams, makeNetworkError(reason))
-
-      // 2. If request’s response tainting is "opaque", or response’s body is null,
-      // then run processBodyError and abort these steps.
-      if (request.responseTainting === 'opaque' || response.body == null) {
-        processBodyError(response.error)
-        return
-      }
-
-      // 3. Let processBody given bytes be these steps:
-      const processBody = (bytes) => {
-        // 1. If bytes do not match request’s integrity metadata,
-        // then run processBodyError and abort these steps. [SRI]
-        if (!bytesMatch(bytes, request.integrity)) {
-          processBodyError('integrity mismatch')
-          return
-        }
-
-        // 2. Set response’s body to bytes as a body.
-        response.body = safelyExtractBody(bytes)[0]
-
-        // 3. Run fetch finale given fetchParams and response.
-        fetchFinale(fetchParams, response)
-      }
-
-      // 4. Fully read response’s body given processBody and processBodyError.
-      fullyReadBody(response.body, processBody, processBodyError)
-    } else {
-      // 21. Otherwise, run fetch finale given fetchParams and response.
-      fetchFinale(fetchParams, response)
-    }
-  } catch (err) {
-    fetchParams.controller.terminate(err)
-  }
-}
-
-// https://fetch.spec.whatwg.org/#concept-scheme-fetch
-// given a fetch params fetchParams
-function schemeFetch (fetchParams) {
-  // Note: since the connection is destroyed on redirect, which sets fetchParams to a
-  // cancelled state, we do not want this condition to trigger *unless* there have been
-  // no redirects. See https://github.com/nodejs/undici/issues/1776
-  // 1. If fetchParams is canceled, then return the appropriate network error for fetchParams.
-  if (isCancelled(fetchParams) && fetchParams.request.redirectCount === 0) {
-    return Promise.resolve(makeAppropriateNetworkError(fetchParams))
-  }
-
-  // 2. Let request be fetchParams’s request.
-  const { request } = fetchParams
-
-  const { protocol: scheme } = requestCurrentURL(request)
-
-  // 3. Switch on request’s current URL’s scheme and run the associated steps:
-  switch (scheme) {
-    case 'about:': {
-      // If request’s current URL’s path is the string "blank", then return a new response
-      // whose status message is `OK`, header list is « (`Content-Type`, `text/html;charset=utf-8`) »,
-      // and body is the empty byte sequence as a body.
-
-      // Otherwise, return a network error.
-      return Promise.resolve(makeNetworkError('about scheme is not supported'))
-    }
-    case 'blob:': {
-      if (!resolveObjectURL) {
-        resolveObjectURL = require('node:buffer').resolveObjectURL
-      }
-
-      // 1. Let blobURLEntry be request’s current URL’s blob URL entry.
-      const blobURLEntry = requestCurrentURL(request)
-
-      // https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L52-L56
-      // Buffer.resolveObjectURL does not ignore URL queries.
-      if (blobURLEntry.search.length !== 0) {
-        return Promise.resolve(makeNetworkError('NetworkError when attempting to fetch resource.'))
-      }
-
-      const blob = resolveObjectURL(blobURLEntry.toString())
-
-      // 2. If request’s method is not `GET`, blobURLEntry is null, or blobURLEntry’s
-      //    object is not a Blob object, then return a network error.
-      if (request.method !== 'GET' || !webidl.is.Blob(blob)) {
-        return Promise.resolve(makeNetworkError('invalid method'))
-      }
-
-      // 3. Let blob be blobURLEntry’s object.
-      // Note: done above
-
-      // 4. Let response be a new response.
-      const response = makeResponse()
-
-      // 5. Let fullLength be blob’s size.
-      const fullLength = blob.size
-
-      // 6. Let serializedFullLength be fullLength, serialized and isomorphic encoded.
-      const serializedFullLength = isomorphicEncode(`${fullLength}`)
-
-      // 7. Let type be blob’s type.
-      const type = blob.type
-
-      // 8. If request’s header list does not contain `Range`:
-      // 9. Otherwise:
-      if (!request.headersList.contains('range', true)) {
-        // 1. Let bodyWithType be the result of safely extracting blob.
-        // Note: in the FileAPI a blob "object" is a Blob *or* a MediaSource.
-        // In node, this can only ever be a Blob. Therefore we can safely
-        // use extractBody directly.
-        const bodyWithType = extractBody(blob)
-
-        // 2. Set response’s status message to `OK`.
-        response.statusText = 'OK'
-
-        // 3. Set response’s body to bodyWithType’s body.
-        response.body = bodyWithType[0]
-
-        // 4. Set response’s header list to « (`Content-Length`, serializedFullLength), (`Content-Type`, type) ».
-        response.headersList.set('content-length', serializedFullLength, true)
-        response.headersList.set('content-type', type, true)
-      } else {
-        // 1. Set response’s range-requested flag.
-        response.rangeRequested = true
-
-        // 2. Let rangeHeader be the result of getting `Range` from request’s header list.
-        const rangeHeader = request.headersList.get('range', true)
-
-        // 3. Let rangeValue be the result of parsing a single range header value given rangeHeader and true.
-        const rangeValue = simpleRangeHeaderValue(rangeHeader, true)
-
-        // 4. If rangeValue is failure, then return a network error.
-        if (rangeValue === 'failure') {
-          return Promise.resolve(makeNetworkError('failed to fetch the data URL'))
-        }
-
-        // 5. Let (rangeStart, rangeEnd) be rangeValue.
-        let { rangeStartValue: rangeStart, rangeEndValue: rangeEnd } = rangeValue
-
-        // 6. If rangeStart is null:
-        // 7. Otherwise:
-        if (rangeStart === null) {
-          // 1. Set rangeStart to fullLength − rangeEnd.
-          rangeStart = fullLength - rangeEnd
-
-          // 2. Set rangeEnd to rangeStart + rangeEnd − 1.
-          rangeEnd = rangeStart + rangeEnd - 1
-        } else {
-          // 1. If rangeStart is greater than or equal to fullLength, then return a network error.
-          if (rangeStart >= fullLength) {
-            return Promise.resolve(makeNetworkError('Range start is greater than the blob\'s size.'))
-          }
-
-          // 2. If rangeEnd is null or rangeEnd is greater than or equal to fullLength, then set
-          //    rangeEnd to fullLength − 1.
-          if (rangeEnd === null || rangeEnd >= fullLength) {
-            rangeEnd = fullLength - 1
-          }
-        }
-
-        // 8. Let slicedBlob be the result of invoking slice blob given blob, rangeStart,
-        //    rangeEnd + 1, and type.
-        const slicedBlob = blob.slice(rangeStart, rangeEnd + 1, type)
-
-        // 9. Let slicedBodyWithType be the result of safely extracting slicedBlob.
-        // Note: same reason as mentioned above as to why we use extractBody
-        const slicedBodyWithType = extractBody(slicedBlob)
-
-        // 10. Set response’s body to slicedBodyWithType’s body.
-        response.body = slicedBodyWithType[0]
-
-        // 11. Let serializedSlicedLength be slicedBlob’s size, serialized and isomorphic encoded.
-        const serializedSlicedLength = isomorphicEncode(`${slicedBlob.size}`)
-
-        // 12. Let contentRange be the result of invoking build a content range given rangeStart,
-        //     rangeEnd, and fullLength.
-        const contentRange = buildContentRange(rangeStart, rangeEnd, fullLength)
-
-        // 13. Set response’s status to 206.
-        response.status = 206
-
-        // 14. Set response’s status message to `Partial Content`.
-        response.statusText = 'Partial Content'
-
-        // 15. Set response’s header list to « (`Content-Length`, serializedSlicedLength),
-        //     (`Content-Type`, type), (`Content-Range`, contentRange) ».
-        response.headersList.set('content-length', serializedSlicedLength, true)
-        response.headersList.set('content-type', type, true)
-        response.headersList.set('content-range', contentRange, true)
-      }
-
-      // 10. Return response.
-      return Promise.resolve(response)
-    }
-    case 'data:': {
-      // 1. Let dataURLStruct be the result of running the
-      //    data: URL processor on request’s current URL.
-      const currentURL = requestCurrentURL(request)
-      const dataURLStruct = dataURLProcessor(currentURL)
-
-      // 2. If dataURLStruct is failure, then return a
-      //    network error.
-      if (dataURLStruct === 'failure') {
-        return Promise.resolve(makeNetworkError('failed to fetch the data URL'))
-      }
-
-      // 3. Let mimeType be dataURLStruct’s MIME type, serialized.
-      const mimeType = serializeAMimeType(dataURLStruct.mimeType)
-
-      // 4. Return a response whose status message is `OK`,
-      //    header list is « (`Content-Type`, mimeType) »,
-      //    and body is dataURLStruct’s body as a body.
-      return Promise.resolve(makeResponse({
-        statusText: 'OK',
-        headersList: [
-          ['content-type', { name: 'Content-Type', value: mimeType }]
-        ],
-        body: safelyExtractBody(dataURLStruct.body)[0]
-      }))
-    }
-    case 'file:': {
-      // For now, unfortunate as it is, file URLs are left as an exercise for the reader.
-      // When in doubt, return a network error.
-      return Promise.resolve(makeNetworkError('not implemented... yet...'))
-    }
-    case 'http:':
-    case 'https:': {
-      // Return the result of running HTTP fetch given fetchParams.
-
-      return httpFetch(fetchParams)
-        .catch((err) => makeNetworkError(err))
-    }
-    default: {
-      return Promise.resolve(makeNetworkError('unknown scheme'))
-    }
-  }
-}
-
-// https://fetch.spec.whatwg.org/#finalize-response
-function finalizeResponse (fetchParams, response) {
-  // 1. Set fetchParams’s request’s done flag.
-  fetchParams.request.done = true
-
-  // 2, If fetchParams’s process response done is not null, then queue a fetch
-  // task to run fetchParams’s process response done given response, with
-  // fetchParams’s task destination.
-  if (fetchParams.processResponseDone != null) {
-    queueMicrotask(() => fetchParams.processResponseDone(response))
-  }
-}
-
-// https://fetch.spec.whatwg.org/#fetch-finale
-function fetchFinale (fetchParams, response) {
-  // 1. Let timingInfo be fetchParams’s timing info.
-  let timingInfo = fetchParams.timingInfo
-
-  // 2. If response is not a network error and fetchParams’s request’s client is a secure context,
-  //    then set timingInfo’s server-timing headers to the result of getting, decoding, and splitting
-  //    `Server-Timing` from response’s internal response’s header list.
-  // TODO
-
-  // 3. Let processResponseEndOfBody be the following steps:
-  const processResponseEndOfBody = () => {
-    // 1. Let unsafeEndTime be the unsafe shared current time.
-    const unsafeEndTime = Date.now() // ?
-
-    // 2. If fetchParams’s request’s destination is "document", then set fetchParams’s controller’s
-    //    full timing info to fetchParams’s timing info.
-    if (fetchParams.request.destination === 'document') {
-      fetchParams.controller.fullTimingInfo = timingInfo
-    }
-
-    // 3. Set fetchParams’s controller’s report timing steps to the following steps given a global object global:
-    fetchParams.controller.reportTimingSteps = () => {
-      // 1. If fetchParams’s request’s URL’s scheme is not an HTTP(S) scheme, then return.
-      if (!urlIsHttpHttpsScheme(fetchParams.request.url)) {
-        return
-      }
-
-      // 2. Set timingInfo’s end time to the relative high resolution time given unsafeEndTime and global.
-      timingInfo.endTime = unsafeEndTime
-
-      // 3. Let cacheState be response’s cache state.
-      let cacheState = response.cacheState
-
-      // 4. Let bodyInfo be response’s body info.
-      const bodyInfo = response.bodyInfo
-
-      // 5. If response’s timing allow passed flag is not set, then set timingInfo to the result of creating an
-      //    opaque timing info for timingInfo and set cacheState to the empty string.
-      if (!response.timingAllowPassed) {
-        timingInfo = createOpaqueTimingInfo(timingInfo)
-
-        cacheState = ''
-      }
-
-      // 6. Let responseStatus be 0.
-      let responseStatus = 0
-
-      // 7. If fetchParams’s request’s mode is not "navigate" or response’s has-cross-origin-redirects is false:
-      if (fetchParams.request.mode !== 'navigator' || !response.hasCrossOriginRedirects) {
-        // 1. Set responseStatus to response’s status.
-        responseStatus = response.status
-
-        // 2. Let mimeType be the result of extracting a MIME type from response’s header list.
-        const mimeType = extractMimeType(response.headersList)
-
-        // 3. If mimeType is not failure, then set bodyInfo’s content type to the result of minimizing a supported MIME type given mimeType.
-        if (mimeType !== 'failure') {
-          bodyInfo.contentType = minimizeSupportedMimeType(mimeType)
-        }
-      }
-
-      // 8. If fetchParams’s request’s initiator type is non-null, then mark resource timing given timingInfo,
-      //    fetchParams’s request’s URL, fetchParams’s request’s initiator type, global, cacheState, bodyInfo,
-      //    and responseStatus.
-      if (fetchParams.request.initiatorType != null) {
-        markResourceTiming(timingInfo, fetchParams.request.url.href, fetchParams.request.initiatorType, globalThis, cacheState, bodyInfo, responseStatus)
-      }
-    }
-
-    // 4. Let processResponseEndOfBodyTask be the following steps:
-    const processResponseEndOfBodyTask = () => {
-      // 1. Set fetchParams’s request’s done flag.
-      fetchParams.request.done = true
-
-      // 2. If fetchParams’s process response end-of-body is non-null, then run fetchParams’s process
-      //    response end-of-body given response.
-      if (fetchParams.processResponseEndOfBody != null) {
-        queueMicrotask(() => fetchParams.processResponseEndOfBody(response))
-      }
-
-      // 3. If fetchParams’s request’s initiator type is non-null and fetchParams’s request’s client’s
-      //    global object is fetchParams’s task destination, then run fetchParams’s controller’s report
-      //    timing steps given fetchParams’s request’s client’s global object.
-      if (fetchParams.request.initiatorType != null) {
-        fetchParams.controller.reportTimingSteps()
-      }
-    }
-
-    // 5. Queue a fetch task to run processResponseEndOfBodyTask with fetchParams’s task destination
-    queueMicrotask(() => processResponseEndOfBodyTask())
-  }
-
-  // 4. If fetchParams’s process response is non-null, then queue a fetch task to run fetchParams’s
-  //    process response given response, with fetchParams’s task destination.
-  if (fetchParams.processResponse != null) {
-    queueMicrotask(() => {
-      fetchParams.processResponse(response)
-      fetchParams.processResponse = null
-    })
-  }
-
-  // 5. Let internalResponse be response, if response is a network error; otherwise response’s internal response.
-  const internalResponse = response.type === 'error' ? response : (response.internalResponse ?? response)
-
-  // 6. If internalResponse’s body is null, then run processResponseEndOfBody.
-  // 7. Otherwise:
-  if (internalResponse.body == null) {
-    processResponseEndOfBody()
-  } else {
-    // mcollina: all the following steps of the specs are skipped.
-    // The internal transform stream is not needed.
-    // See https://github.com/nodejs/undici/pull/3093#issuecomment-2050198541
-
-    // 1. Let transformStream be a new TransformStream.
-    // 2. Let identityTransformAlgorithm be an algorithm which, given chunk, enqueues chunk in transformStream.
-    // 3. Set up transformStream with transformAlgorithm set to identityTransformAlgorithm and flushAlgorithm
-    //    set to processResponseEndOfBody.
-    // 4. Set internalResponse’s body’s stream to the result of internalResponse’s body’s stream piped through transformStream.
-
-    finished(internalResponse.body.stream, () => {
-      processResponseEndOfBody()
-    })
-  }
-}
-
-// https://fetch.spec.whatwg.org/#http-fetch
-async function httpFetch (fetchParams) {
-  // 1. Let request be fetchParams’s request.
-  const request = fetchParams.request
-
-  // 2. Let response be null.
-  let response = null
-
-  // 3. Let actualResponse be null.
-  let actualResponse = null
-
-  // 4. Let timingInfo be fetchParams’s timing info.
-  const timingInfo = fetchParams.timingInfo
-
-  // 5. If request’s service-workers mode is "all", then:
-  if (request.serviceWorkers === 'all') {
-    // TODO
-  }
-
-  // 6. If response is null, then:
-  if (response === null) {
-    // 1. If makeCORSPreflight is true and one of these conditions is true:
-    // TODO
-
-    // 2. If request’s redirect mode is "follow", then set request’s
-    // service-workers mode to "none".
-    if (request.redirect === 'follow') {
-      request.serviceWorkers = 'none'
-    }
-
-    // 3. Set response and actualResponse to the result of running
-    // HTTP-network-or-cache fetch given fetchParams.
-    actualResponse = response = await httpNetworkOrCacheFetch(fetchParams)
-
-    // 4. If request’s response tainting is "cors" and a CORS check
-    // for request and response returns failure, then return a network error.
-    if (
-      request.responseTainting === 'cors' &&
-      corsCheck(request, response) === 'failure'
-    ) {
-      return makeNetworkError('cors failure')
-    }
-
-    // 5. If the TAO check for request and response returns failure, then set
-    // request’s timing allow failed flag.
-    if (TAOCheck(request, response) === 'failure') {
-      request.timingAllowFailed = true
-    }
-  }
-
-  // 7. If either request’s response tainting or response’s type
-  // is "opaque", and the cross-origin resource policy check with
-  // request’s origin, request’s client, request’s destination,
-  // and actualResponse returns blocked, then return a network error.
-  if (
-    (request.responseTainting === 'opaque' || response.type === 'opaque') &&
-    crossOriginResourcePolicyCheck(
-      request.origin,
-      request.client,
-      request.destination,
-      actualResponse
-    ) === 'blocked'
-  ) {
-    return makeNetworkError('blocked')
-  }
-
-  // 8. If actualResponse’s status is a redirect status, then:
-  if (redirectStatusSet.has(actualResponse.status)) {
-    // 1. If actualResponse’s status is not 303, request’s body is not null,
-    // and the connection uses HTTP/2, then user agents may, and are even
-    // encouraged to, transmit an RST_STREAM frame.
-    // See, https://github.com/whatwg/fetch/issues/1288
-    if (request.redirect !== 'manual') {
-      fetchParams.controller.connection.destroy(undefined, false)
-    }
-
-    // 2. Switch on request’s redirect mode:
-    if (request.redirect === 'error') {
-      // Set response to a network error.
-      response = makeNetworkError('unexpected redirect')
-    } else if (request.redirect === 'manual') {
-      // Set response to an opaque-redirect filtered response whose internal
-      // response is actualResponse.
-      // NOTE(spec): On the web this would return an `opaqueredirect` response,
-      // but that doesn't make sense server side.
-      // See https://github.com/nodejs/undici/issues/1193.
-      response = actualResponse
-    } else if (request.redirect === 'follow') {
-      // Set response to the result of running HTTP-redirect fetch given
-      // fetchParams and response.
-      response = await httpRedirectFetch(fetchParams, response)
-    } else {
-      assert(false)
-    }
-  }
-
-  // 9. Set response’s timing info to timingInfo.
-  response.timingInfo = timingInfo
-
-  // 10. Return response.
-  return response
-}
-
-// https://fetch.spec.whatwg.org/#http-redirect-fetch
-function httpRedirectFetch (fetchParams, response) {
-  // 1. Let request be fetchParams’s request.
-  const request = fetchParams.request
-
-  // 2. Let actualResponse be response, if response is not a filtered response,
-  // and response’s internal response otherwise.
-  const actualResponse = response.internalResponse
-    ? response.internalResponse
-    : response
-
-  // 3. Let locationURL be actualResponse’s location URL given request’s current
-  // URL’s fragment.
-  let locationURL
-
-  try {
-    locationURL = responseLocationURL(
-      actualResponse,
-      requestCurrentURL(request).hash
-    )
-
-    // 4. If locationURL is null, then return response.
-    if (locationURL == null) {
-      return response
-    }
-  } catch (err) {
-    // 5. If locationURL is failure, then return a network error.
-    return Promise.resolve(makeNetworkError(err))
-  }
-
-  // 6. If locationURL’s scheme is not an HTTP(S) scheme, then return a network
-  // error.
-  if (!urlIsHttpHttpsScheme(locationURL)) {
-    return Promise.resolve(makeNetworkError('URL scheme must be a HTTP(S) scheme'))
-  }
-
-  // 7. If request’s redirect count is 20, then return a network error.
-  if (request.redirectCount === 20) {
-    return Promise.resolve(makeNetworkError('redirect count exceeded'))
-  }
-
-  // 8. Increase request’s redirect count by 1.
-  request.redirectCount += 1
-
-  // 9. If request’s mode is "cors", locationURL includes credentials, and
-  // request’s origin is not same origin with locationURL’s origin, then return
-  //  a network error.
-  if (
-    request.mode === 'cors' &&
-    (locationURL.username || locationURL.password) &&
-    !sameOrigin(request, locationURL)
-  ) {
-    return Promise.resolve(makeNetworkError('cross origin not allowed for request mode "cors"'))
-  }
-
-  // 10. If request’s response tainting is "cors" and locationURL includes
-  // credentials, then return a network error.
-  if (
-    request.responseTainting === 'cors' &&
-    (locationURL.username || locationURL.password)
-  ) {
-    return Promise.resolve(makeNetworkError(
-      'URL cannot contain credentials for request mode "cors"'
-    ))
-  }
-
-  // 11. If actualResponse’s status is not 303, request’s body is non-null,
-  // and request’s body’s source is null, then return a network error.
-  if (
-    actualResponse.status !== 303 &&
-    request.body != null &&
-    request.body.source == null
-  ) {
-    return Promise.resolve(makeNetworkError())
-  }
-
-  // 12. If one of the following is true
-  // - actualResponse’s status is 301 or 302 and request’s method is `POST`
-  // - actualResponse’s status is 303 and request’s method is not `GET` or `HEAD`
-  if (
-    ([301, 302].includes(actualResponse.status) && request.method === 'POST') ||
-    (actualResponse.status === 303 &&
-      !GET_OR_HEAD.includes(request.method))
-  ) {
-    // then:
-    // 1. Set request’s method to `GET` and request’s body to null.
-    request.method = 'GET'
-    request.body = null
-
-    // 2. For each headerName of request-body-header name, delete headerName from
-    // request’s header list.
-    for (const headerName of requestBodyHeader) {
-      request.headersList.delete(headerName)
-    }
-  }
-
-  // 13. If request’s current URL’s origin is not same origin with locationURL’s
-  //     origin, then for each headerName of CORS non-wildcard request-header name,
-  //     delete headerName from request’s header list.
-  if (!sameOrigin(requestCurrentURL(request), locationURL)) {
-    // https://fetch.spec.whatwg.org/#cors-non-wildcard-request-header-name
-    request.headersList.delete('authorization', true)
-
-    // https://fetch.spec.whatwg.org/#authentication-entries
-    request.headersList.delete('proxy-authorization', true)
-
-    // "Cookie" and "Host" are forbidden request-headers, which undici doesn't implement.
-    request.headersList.delete('cookie', true)
-    request.headersList.delete('host', true)
-  }
-
-  // 14. If request's body is non-null, then set request's body to the first return
-  // value of safely extracting request's body's source.
-  if (request.body != null) {
-    assert(request.body.source != null)
-    request.body = safelyExtractBody(request.body.source)[0]
-  }
-
-  // 15. Let timingInfo be fetchParams’s timing info.
-  const timingInfo = fetchParams.timingInfo
-
-  // 16. Set timingInfo’s redirect end time and post-redirect start time to the
-  // coarsened shared current time given fetchParams’s cross-origin isolated
-  // capability.
-  timingInfo.redirectEndTime = timingInfo.postRedirectStartTime =
-    coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability)
-
-  // 17. If timingInfo’s redirect start time is 0, then set timingInfo’s
-  //  redirect start time to timingInfo’s start time.
-  if (timingInfo.redirectStartTime === 0) {
-    timingInfo.redirectStartTime = timingInfo.startTime
-  }
-
-  // 18. Append locationURL to request’s URL list.
-  request.urlList.push(locationURL)
-
-  // 19. Invoke set request’s referrer policy on redirect on request and
-  // actualResponse.
-  setRequestReferrerPolicyOnRedirect(request, actualResponse)
-
-  // 20. Return the result of running main fetch given fetchParams and true.
-  return mainFetch(fetchParams, true)
-}
-
-// https://fetch.spec.whatwg.org/#http-network-or-cache-fetch
-async function httpNetworkOrCacheFetch (
-  fetchParams,
-  isAuthenticationFetch = false,
-  isNewConnectionFetch = false
-) {
-  // 1. Let request be fetchParams’s request.
-  const request = fetchParams.request
-
-  // 2. Let httpFetchParams be null.
-  let httpFetchParams = null
-
-  // 3. Let httpRequest be null.
-  let httpRequest = null
-
-  // 4. Let response be null.
-  let response = null
-
-  // 5. Let storedResponse be null.
-  // TODO: cache
-
-  // 6. Let httpCache be null.
-  const httpCache = null
-
-  // 7. Let the revalidatingFlag be unset.
-  const revalidatingFlag = false
-
-  // 8. Run these steps, but abort when the ongoing fetch is terminated:
-
-  //    1. If request’s window is "no-window" and request’s redirect mode is
-  //    "error", then set httpFetchParams to fetchParams and httpRequest to
-  //    request.
-  if (request.window === 'no-window' && request.redirect === 'error') {
-    httpFetchParams = fetchParams
-    httpRequest = request
-  } else {
-    // Otherwise:
-
-    // 1. Set httpRequest to a clone of request.
-    httpRequest = cloneRequest(request)
-
-    // 2. Set httpFetchParams to a copy of fetchParams.
-    httpFetchParams = { ...fetchParams }
-
-    // 3. Set httpFetchParams’s request to httpRequest.
-    httpFetchParams.request = httpRequest
-  }
-
-  //    3. Let includeCredentials be true if one of
-  const includeCredentials =
-    request.credentials === 'include' ||
-    (request.credentials === 'same-origin' &&
-      request.responseTainting === 'basic')
-
-  //    4. Let contentLength be httpRequest’s body’s length, if httpRequest’s
-  //    body is non-null; otherwise null.
-  const contentLength = httpRequest.body ? httpRequest.body.length : null
-
-  //    5. Let contentLengthHeaderValue be null.
-  let contentLengthHeaderValue = null
-
-  //    6. If httpRequest’s body is null and httpRequest’s method is `POST` or
-  //    `PUT`, then set contentLengthHeaderValue to `0`.
-  if (
-    httpRequest.body == null &&
-    ['POST', 'PUT'].includes(httpRequest.method)
-  ) {
-    contentLengthHeaderValue = '0'
-  }
-
-  //    7. If contentLength is non-null, then set contentLengthHeaderValue to
-  //    contentLength, serialized and isomorphic encoded.
-  if (contentLength != null) {
-    contentLengthHeaderValue = isomorphicEncode(`${contentLength}`)
-  }
-
-  //    8. If contentLengthHeaderValue is non-null, then append
-  //    `Content-Length`/contentLengthHeaderValue to httpRequest’s header
-  //    list.
-  if (contentLengthHeaderValue != null) {
-    httpRequest.headersList.append('content-length', contentLengthHeaderValue, true)
-  }
-
-  //    9. If contentLengthHeaderValue is non-null, then append (`Content-Length`,
-  //    contentLengthHeaderValue) to httpRequest’s header list.
-
-  //    10. If contentLength is non-null and httpRequest’s keepalive is true,
-  //    then:
-  if (contentLength != null && httpRequest.keepalive) {
-    // NOTE: keepalive is a noop outside of browser context.
-  }
-
-  //    11. If httpRequest’s referrer is a URL, then append
-  //    `Referer`/httpRequest’s referrer, serialized and isomorphic encoded,
-  //     to httpRequest’s header list.
-  if (webidl.is.URL(httpRequest.referrer)) {
-    httpRequest.headersList.append('referer', isomorphicEncode(httpRequest.referrer.href), true)
-  }
-
-  //    12. Append a request `Origin` header for httpRequest.
-  appendRequestOriginHeader(httpRequest)
-
-  //    13. Append the Fetch metadata headers for httpRequest. [FETCH-METADATA]
-  appendFetchMetadata(httpRequest)
-
-  //    14. If httpRequest’s header list does not contain `User-Agent`, then
-  //    user agents should append `User-Agent`/default `User-Agent` value to
-  //    httpRequest’s header list.
-  if (!httpRequest.headersList.contains('user-agent', true)) {
-    httpRequest.headersList.append('user-agent', defaultUserAgent, true)
-  }
-
-  //    15. If httpRequest’s cache mode is "default" and httpRequest’s header
-  //    list contains `If-Modified-Since`, `If-None-Match`,
-  //    `If-Unmodified-Since`, `If-Match`, or `If-Range`, then set
-  //    httpRequest’s cache mode to "no-store".
-  if (
-    httpRequest.cache === 'default' &&
-    (httpRequest.headersList.contains('if-modified-since', true) ||
-      httpRequest.headersList.contains('if-none-match', true) ||
-      httpRequest.headersList.contains('if-unmodified-since', true) ||
-      httpRequest.headersList.contains('if-match', true) ||
-      httpRequest.headersList.contains('if-range', true))
-  ) {
-    httpRequest.cache = 'no-store'
-  }
-
-  //    16. If httpRequest’s cache mode is "no-cache", httpRequest’s prevent
-  //    no-cache cache-control header modification flag is unset, and
-  //    httpRequest’s header list does not contain `Cache-Control`, then append
-  //    `Cache-Control`/`max-age=0` to httpRequest’s header list.
-  if (
-    httpRequest.cache === 'no-cache' &&
-    !httpRequest.preventNoCacheCacheControlHeaderModification &&
-    !httpRequest.headersList.contains('cache-control', true)
-  ) {
-    httpRequest.headersList.append('cache-control', 'max-age=0', true)
-  }
-
-  //    17. If httpRequest’s cache mode is "no-store" or "reload", then:
-  if (httpRequest.cache === 'no-store' || httpRequest.cache === 'reload') {
-    // 1. If httpRequest’s header list does not contain `Pragma`, then append
-    // `Pragma`/`no-cache` to httpRequest’s header list.
-    if (!httpRequest.headersList.contains('pragma', true)) {
-      httpRequest.headersList.append('pragma', 'no-cache', true)
-    }
-
-    // 2. If httpRequest’s header list does not contain `Cache-Control`,
-    // then append `Cache-Control`/`no-cache` to httpRequest’s header list.
-    if (!httpRequest.headersList.contains('cache-control', true)) {
-      httpRequest.headersList.append('cache-control', 'no-cache', true)
-    }
-  }
-
-  //    18. If httpRequest’s header list contains `Range`, then append
-  //    `Accept-Encoding`/`identity` to httpRequest’s header list.
-  if (httpRequest.headersList.contains('range', true)) {
-    httpRequest.headersList.append('accept-encoding', 'identity', true)
-  }
-
-  //    19. Modify httpRequest’s header list per HTTP. Do not append a given
-  //    header if httpRequest’s header list contains that header’s name.
-  //    TODO: https://github.com/whatwg/fetch/issues/1285#issuecomment-896560129
-  if (!httpRequest.headersList.contains('accept-encoding', true)) {
-    if (urlHasHttpsScheme(requestCurrentURL(httpRequest))) {
-      httpRequest.headersList.append('accept-encoding', 'br, gzip, deflate', true)
-    } else {
-      httpRequest.headersList.append('accept-encoding', 'gzip, deflate', true)
-    }
-  }
-
-  httpRequest.headersList.delete('host', true)
-
-  //    21. If includeCredentials is true, then:
-  if (includeCredentials) {
-    // 1. If the user agent is not configured to block cookies for httpRequest
-    // (see section 7 of [COOKIES]), then:
-    // TODO: credentials
-
-    // 2. If httpRequest’s header list does not contain `Authorization`, then:
-    if (!httpRequest.headersList.contains('authorization', true)) {
-      // 1. Let authorizationValue be null.
-      let authorizationValue = null
-
-      // 2. If there’s an authentication entry for httpRequest and either
-      //    httpRequest’s use-URL-credentials flag is unset or httpRequest’s
-      //    current URL does not include credentials, then set
-      //    authorizationValue to authentication entry.
-      if (hasAuthenticationEntry(httpRequest) && (
-        httpRequest.useURLCredentials === undefined || !includesCredentials(requestCurrentURL(httpRequest))
-      )) {
-        // TODO
-      } else if (includesCredentials(requestCurrentURL(httpRequest)) && isAuthenticationFetch) {
-        // 3. Otherwise, if httpRequest’s current URL does include credentials
-        //    and isAuthenticationFetch is true, set authorizationValue to
-        //    httpRequest’s current URL, converted to an `Authorization` value
-        const { username, password } = requestCurrentURL(httpRequest)
-        authorizationValue = `Basic ${Buffer.from(`${username}:${password}`).toString('base64')}`
-      }
-
-      // 4. If authorizationValue is non-null, then append (`Authorization`,
-      //    authorizationValue) to httpRequest’s header list.
-      if (authorizationValue !== null) {
-        httpRequest.headersList.append('Authorization', authorizationValue, false)
-      }
-    }
-  }
-
-  //    21. If there’s a proxy-authentication entry, use it as appropriate.
-  //    TODO: proxy-authentication
-
-  //    22. Set httpCache to the result of determining the HTTP cache
-  //    partition, given httpRequest.
-  //    TODO: cache
-
-  //    23. If httpCache is null, then set httpRequest’s cache mode to
-  //    "no-store".
-  if (httpCache == null) {
-    httpRequest.cache = 'no-store'
-  }
-
-  //    24. If httpRequest’s cache mode is neither "no-store" nor "reload",
-  //    then:
-  if (httpRequest.cache !== 'no-store' && httpRequest.cache !== 'reload') {
-    // TODO: cache
-  }
-
-  // 9. If aborted, then return the appropriate network error for fetchParams.
-  // TODO
-
-  // 10. If response is null, then:
-  if (response == null) {
-    // 1. If httpRequest’s cache mode is "only-if-cached", then return a
-    // network error.
-    if (httpRequest.cache === 'only-if-cached') {
-      return makeNetworkError('only if cached')
-    }
-
-    // 2. Let forwardResponse be the result of running HTTP-network fetch
-    // given httpFetchParams, includeCredentials, and isNewConnectionFetch.
-    const forwardResponse = await httpNetworkFetch(
-      httpFetchParams,
-      includeCredentials,
-      isNewConnectionFetch
-    )
-
-    // 3. If httpRequest’s method is unsafe and forwardResponse’s status is
-    // in the range 200 to 399, inclusive, invalidate appropriate stored
-    // responses in httpCache, as per the "Invalidation" chapter of HTTP
-    // Caching, and set storedResponse to null. [HTTP-CACHING]
-    if (
-      !safeMethodsSet.has(httpRequest.method) &&
-      forwardResponse.status >= 200 &&
-      forwardResponse.status <= 399
-    ) {
-      // TODO: cache
-    }
-
-    // 4. If the revalidatingFlag is set and forwardResponse’s status is 304,
-    // then:
-    if (revalidatingFlag && forwardResponse.status === 304) {
-      // TODO: cache
-    }
-
-    // 5. If response is null, then:
-    if (response == null) {
-      // 1. Set response to forwardResponse.
-      response = forwardResponse
-
-      // 2. Store httpRequest and forwardResponse in httpCache, as per the
-      // "Storing Responses in Caches" chapter of HTTP Caching. [HTTP-CACHING]
-      // TODO: cache
-    }
-  }
-
-  // 11. Set response’s URL list to a clone of httpRequest’s URL list.
-  response.urlList = [...httpRequest.urlList]
-
-  // 12. If httpRequest’s header list contains `Range`, then set response’s
-  // range-requested flag.
-  if (httpRequest.headersList.contains('range', true)) {
-    response.rangeRequested = true
-  }
-
-  // 13. Set response’s request-includes-credentials to includeCredentials.
-  response.requestIncludesCredentials = includeCredentials
-
-  // 14. If response’s status is 401, httpRequest’s response tainting is not "cors",
-  //     includeCredentials is true, and request’s traversable for user prompts is
-  //     a traversable navigable:
-  if (response.status === 401 && httpRequest.responseTainting !== 'cors' && includeCredentials && isTraversableNavigable(request.traversableForUserPrompts)) {
-    // 2. If request’s body is non-null, then:
-    if (request.body != null) {
-      // 1. If request’s body’s source is null, then return a network error.
-      if (request.body.source == null) {
-        return makeNetworkError('expected non-null body source')
-      }
-
-      // 2. Set request’s body to the body of the result of safely extracting
-      //    request’s body’s source.
-      request.body = safelyExtractBody(request.body.source)[0]
-    }
-
-    // 3. If request’s use-URL-credentials flag is unset or isAuthenticationFetch is
-    //    true, then:
-    if (request.useURLCredentials === undefined || isAuthenticationFetch) {
-      // 1. If fetchParams is canceled, then return the appropriate network error
-      //    for fetchParams.
-      if (isCancelled(fetchParams)) {
-        return makeAppropriateNetworkError(fetchParams)
-      }
-
-      // 2. Let username and password be the result of prompting the end user for a
-      //    username and password, respectively, in request’s traversable for user prompts.
-      // TODO
-
-      // 3. Set the username given request’s current URL and username.
-      // requestCurrentURL(request).username = TODO
-
-      // 4. Set the password given request’s current URL and password.
-      // requestCurrentURL(request).password = TODO
-
-      // In browsers, the user will be prompted to enter a username/password before the request
-      // is re-sent. To prevent an infinite 401 loop, return the response for now.
-      // https://github.com/nodejs/undici/pull/4756
-      return response
-    }
-
-    // 4. Set response to the result of running HTTP-network-or-cache fetch given
-    //    fetchParams and true.
-    fetchParams.controller.connection.destroy()
-
-    response = await httpNetworkOrCacheFetch(fetchParams, true)
-  }
-
-  // 15. If response’s status is 407, then:
-  if (response.status === 407) {
-    // 1. If request’s window is "no-window", then return a network error.
-    if (request.window === 'no-window') {
-      return makeNetworkError()
-    }
-
-    // 2. ???
-
-    // 3. If fetchParams is canceled, then return the appropriate network error for fetchParams.
-    if (isCancelled(fetchParams)) {
-      return makeAppropriateNetworkError(fetchParams)
-    }
-
-    // 4. Prompt the end user as appropriate in request’s window and store
-    // the result as a proxy-authentication entry. [HTTP-AUTH]
-    // TODO: Invoke some kind of callback?
-
-    // 5. Set response to the result of running HTTP-network-or-cache fetch given
-    // fetchParams.
-    // TODO
-    return makeNetworkError('proxy authentication required')
-  }
-
-  // 16. If all of the following are true
-  if (
-    // response’s status is 421
-    response.status === 421 &&
-    // isNewConnectionFetch is false
-    !isNewConnectionFetch &&
-    // request’s body is null, or request’s body is non-null and request’s body’s source is non-null
-    (request.body == null || request.body.source != null)
-  ) {
-    // then:
-
-    // 1. If fetchParams is canceled, then return the appropriate network error for fetchParams.
-    if (isCancelled(fetchParams)) {
-      return makeAppropriateNetworkError(fetchParams)
-    }
-
-    // 2. Set response to the result of running HTTP-network-or-cache
-    // fetch given fetchParams, isAuthenticationFetch, and true.
-
-    // TODO (spec): The spec doesn't specify this but we need to cancel
-    // the active response before we can start a new one.
-    // https://github.com/whatwg/fetch/issues/1293
-    fetchParams.controller.connection.destroy()
-
-    response = await httpNetworkOrCacheFetch(
-      fetchParams,
-      isAuthenticationFetch,
-      true
-    )
-  }
-
-  // 17. If isAuthenticationFetch is true, then create an authentication entry
-  if (isAuthenticationFetch) {
-    // TODO
-  }
-
-  // 18. Return response.
-  return response
-}
-
-// https://fetch.spec.whatwg.org/#http-network-fetch
-async function httpNetworkFetch (
-  fetchParams,
-  includeCredentials = false,
-  forceNewConnection = false
-) {
-  assert(!fetchParams.controller.connection || fetchParams.controller.connection.destroyed)
-
-  fetchParams.controller.connection = {
-    abort: null,
-    destroyed: false,
-    destroy (err, abort = true) {
-      if (!this.destroyed) {
-        this.destroyed = true
-        if (abort) {
-          this.abort?.(err ?? new DOMException('The operation was aborted.', 'AbortError'))
-        }
-      }
-    }
-  }
-
-  // 1. Let request be fetchParams’s request.
-  const request = fetchParams.request
-
-  // 2. Let response be null.
-  let response = null
-
-  // 3. Let timingInfo be fetchParams’s timing info.
-  const timingInfo = fetchParams.timingInfo
-
-  // 4. Let httpCache be the result of determining the HTTP cache partition,
-  // given request.
-  // TODO: cache
-  const httpCache = null
-
-  // 5. If httpCache is null, then set request’s cache mode to "no-store".
-  if (httpCache == null) {
-    request.cache = 'no-store'
-  }
-
-  // 6. Let networkPartitionKey be the result of determining the network
-  // partition key given request.
-  // TODO
-
-  // 7. Let newConnection be "yes" if forceNewConnection is true; otherwise
-  // "no".
-  const newConnection = forceNewConnection ? 'yes' : 'no' // eslint-disable-line no-unused-vars
-
-  // 8. Switch on request’s mode:
-  if (request.mode === 'websocket') {
-    // Let connection be the result of obtaining a WebSocket connection,
-    // given request’s current URL.
-    // TODO
-  } else {
-    // Let connection be the result of obtaining a connection, given
-    // networkPartitionKey, request’s current URL’s origin,
-    // includeCredentials, and forceNewConnection.
-    // TODO
-  }
-
-  // 9. Run these steps, but abort when the ongoing fetch is terminated:
-
-  //    1. If connection is failure, then return a network error.
-
-  //    2. Set timingInfo’s final connection timing info to the result of
-  //    calling clamp and coarsen connection timing info with connection’s
-  //    timing info, timingInfo’s post-redirect start time, and fetchParams’s
-  //    cross-origin isolated capability.
-
-  //    3. If connection is not an HTTP/2 connection, request’s body is non-null,
-  //    and request’s body’s source is null, then append (`Transfer-Encoding`,
-  //    `chunked`) to request’s header list.
-
-  //    4. Set timingInfo’s final network-request start time to the coarsened
-  //    shared current time given fetchParams’s cross-origin isolated
-  //    capability.
-
-  //    5. Set response to the result of making an HTTP request over connection
-  //    using request with the following caveats:
-
-  //        - Follow the relevant requirements from HTTP. [HTTP] [HTTP-SEMANTICS]
-  //        [HTTP-COND] [HTTP-CACHING] [HTTP-AUTH]
-
-  //        - If request’s body is non-null, and request’s body’s source is null,
-  //        then the user agent may have a buffer of up to 64 kibibytes and store
-  //        a part of request’s body in that buffer. If the user agent reads from
-  //        request’s body beyond that buffer’s size and the user agent needs to
-  //        resend request, then instead return a network error.
-
-  //        - Set timingInfo’s final network-response start time to the coarsened
-  //        shared current time given fetchParams’s cross-origin isolated capability,
-  //        immediately after the user agent’s HTTP parser receives the first byte
-  //        of the response (e.g., frame header bytes for HTTP/2 or response status
-  //        line for HTTP/1.x).
-
-  //        - Wait until all the headers are transmitted.
-
-  //        - Any responses whose status is in the range 100 to 199, inclusive,
-  //        and is not 101, are to be ignored, except for the purposes of setting
-  //        timingInfo’s final network-response start time above.
-
-  //    - If request’s header list contains `Transfer-Encoding`/`chunked` and
-  //    response is transferred via HTTP/1.0 or older, then return a network
-  //    error.
-
-  //    - If the HTTP request results in a TLS client certificate dialog, then:
-
-  //        1. If request’s window is an environment settings object, make the
-  //        dialog available in request’s window.
-
-  //        2. Otherwise, return a network error.
-
-  // To transmit request’s body body, run these steps:
-  let requestBody = null
-  // 1. If body is null and fetchParams’s process request end-of-body is
-  // non-null, then queue a fetch task given fetchParams’s process request
-  // end-of-body and fetchParams’s task destination.
-  if (request.body == null && fetchParams.processRequestEndOfBody) {
-    queueMicrotask(() => fetchParams.processRequestEndOfBody())
-  } else if (request.body != null) {
-    // 2. Otherwise, if body is non-null:
-
-    //    1. Let processBodyChunk given bytes be these steps:
-    const processBodyChunk = async function * (bytes) {
-      // 1. If the ongoing fetch is terminated, then abort these steps.
-      if (isCancelled(fetchParams)) {
-        return
-      }
-
-      // 2. Run this step in parallel: transmit bytes.
-      yield bytes
-
-      // 3. If fetchParams’s process request body is non-null, then run
-      // fetchParams’s process request body given bytes’s length.
-      fetchParams.processRequestBodyChunkLength?.(bytes.byteLength)
-    }
-
-    // 2. Let processEndOfBody be these steps:
-    const processEndOfBody = () => {
-      // 1. If fetchParams is canceled, then abort these steps.
-      if (isCancelled(fetchParams)) {
-        return
-      }
-
-      // 2. If fetchParams’s process request end-of-body is non-null,
-      // then run fetchParams’s process request end-of-body.
-      if (fetchParams.processRequestEndOfBody) {
-        fetchParams.processRequestEndOfBody()
-      }
-    }
-
-    // 3. Let processBodyError given e be these steps:
-    const processBodyError = (e) => {
-      // 1. If fetchParams is canceled, then abort these steps.
-      if (isCancelled(fetchParams)) {
-        return
-      }
-
-      // 2. If e is an "AbortError" DOMException, then abort fetchParams’s controller.
-      if (e.name === 'AbortError') {
-        fetchParams.controller.abort()
-      } else {
-        fetchParams.controller.terminate(e)
-      }
-    }
-
-    // 4. Incrementally read request’s body given processBodyChunk, processEndOfBody,
-    // processBodyError, and fetchParams’s task destination.
-    requestBody = (async function * () {
-      try {
-        for await (const bytes of request.body.stream) {
-          yield * processBodyChunk(bytes)
-        }
-        processEndOfBody()
-      } catch (err) {
-        processBodyError(err)
-      }
-    })()
-  }
-
-  try {
-    // socket is only provided for websockets
-    const { body, status, statusText, headersList, socket } = await dispatch({ body: requestBody })
-
-    if (socket) {
-      response = makeResponse({ status, statusText, headersList, socket })
-    } else {
-      const iterator = body[Symbol.asyncIterator]()
-      fetchParams.controller.next = () => iterator.next()
-
-      response = makeResponse({ status, statusText, headersList })
-    }
-  } catch (err) {
-    // 10. If aborted, then:
-    if (err.name === 'AbortError') {
-      // 1. If connection uses HTTP/2, then transmit an RST_STREAM frame.
-      fetchParams.controller.connection.destroy()
-
-      // 2. Return the appropriate network error for fetchParams.
-      return makeAppropriateNetworkError(fetchParams, err)
-    }
-
-    return makeNetworkError(err)
-  }
-
-  // 11. Let pullAlgorithm be an action that resumes the ongoing fetch
-  // if it is suspended.
-  const pullAlgorithm = () => {
-    return fetchParams.controller.resume()
-  }
-
-  // 12. Let cancelAlgorithm be an algorithm that aborts fetchParams’s
-  // controller with reason, given reason.
-  const cancelAlgorithm = (reason) => {
-    // If the aborted fetch was already terminated, then we do not
-    // need to do anything.
-    if (!isCancelled(fetchParams)) {
-      fetchParams.controller.abort(reason)
-    }
-  }
-
-  // 13. Let highWaterMark be a non-negative, non-NaN number, chosen by
-  // the user agent.
-  // TODO
-
-  // 14. Let sizeAlgorithm be an algorithm that accepts a chunk object
-  // and returns a non-negative, non-NaN, non-infinite number, chosen by the user agent.
-  // TODO
-
-  // 15. Let stream be a new ReadableStream.
-  // 16. Set up stream with byte reading support with pullAlgorithm set to pullAlgorithm,
-  //     cancelAlgorithm set to cancelAlgorithm.
-  const stream = new ReadableStream(
-    {
-      start (controller) {
-        fetchParams.controller.controller = controller
-      },
-      pull: pullAlgorithm,
-      cancel: cancelAlgorithm,
-      type: 'bytes'
-    }
-  )
-
-  // 17. Run these steps, but abort when the ongoing fetch is terminated:
-
-  //    1. Set response’s body to a new body whose stream is stream.
-  response.body = { stream, source: null, length: null }
-
-  //    2. If response is not a network error and request’s cache mode is
-  //    not "no-store", then update response in httpCache for request.
-  //    TODO
-
-  //    3. If includeCredentials is true and the user agent is not configured
-  //    to block cookies for request (see section 7 of [COOKIES]), then run the
-  //    "set-cookie-string" parsing algorithm (see section 5.2 of [COOKIES]) on
-  //    the value of each header whose name is a byte-case-insensitive match for
-  //    `Set-Cookie` in response’s header list, if any, and request’s current URL.
-  //    TODO
-
-  // 18. If aborted, then:
-  // TODO
-
-  // 19. Run these steps in parallel:
-
-  //    1. Run these steps, but abort when fetchParams is canceled:
-  if (!fetchParams.controller.resume) {
-    fetchParams.controller.on('terminated', onAborted)
-  }
-
-  fetchParams.controller.resume = async () => {
-    // 1. While true
-    while (true) {
-      // 1-3. See onData...
-
-      // 4. Set bytes to the result of handling content codings given
-      // codings and bytes.
-      let bytes
-      let isFailure
-      try {
-        const { done, value } = await fetchParams.controller.next()
-
-        if (isAborted(fetchParams)) {
-          break
-        }
-
-        bytes = done ? undefined : value
-      } catch (err) {
-        if (fetchParams.controller.ended && !timingInfo.encodedBodySize) {
-          // zlib doesn't like empty streams.
-          bytes = undefined
-        } else {
-          bytes = err
-
-          // err may be propagated from the result of calling readablestream.cancel,
-          // which might not be an error. https://github.com/nodejs/undici/issues/2009
-          isFailure = true
-        }
-      }
-
-      if (bytes === undefined) {
-        // 2. Otherwise, if the bytes transmission for response’s message
-        // body is done normally and stream is readable, then close
-        // stream, finalize response for fetchParams and response, and
-        // abort these in-parallel steps.
-        readableStreamClose(fetchParams.controller.controller)
-
-        finalizeResponse(fetchParams, response)
-
-        return
-      }
-
-      // 5. Increase timingInfo’s decoded body size by bytes’s length.
-      timingInfo.decodedBodySize += bytes?.byteLength ?? 0
-
-      // 6. If bytes is failure, then terminate fetchParams’s controller.
-      if (isFailure) {
-        fetchParams.controller.terminate(bytes)
-        return
-      }
-
-      // 7. Enqueue a Uint8Array wrapping an ArrayBuffer containing bytes
-      // into stream.
-      const buffer = new Uint8Array(bytes)
-      if (buffer.byteLength) {
-        fetchParams.controller.controller.enqueue(buffer)
-      }
-
-      // 8. If stream is errored, then terminate the ongoing fetch.
-      if (isErrored(stream)) {
-        fetchParams.controller.terminate()
-        return
-      }
-
-      // 9. If stream doesn’t need more data ask the user agent to suspend
-      // the ongoing fetch.
-      if (fetchParams.controller.controller.desiredSize <= 0) {
-        return
-      }
-    }
-  }
-
-  //    2. If aborted, then:
-  function onAborted (reason) {
-    // 2. If fetchParams is aborted, then:
-    if (isAborted(fetchParams)) {
-      // 1. Set response’s aborted flag.
-      response.aborted = true
-
-      // 2. If stream is readable, then error stream with the result of
-      //    deserialize a serialized abort reason given fetchParams’s
-      //    controller’s serialized abort reason and an
-      //    implementation-defined realm.
-      if (isReadable(stream)) {
-        fetchParams.controller.controller.error(
-          fetchParams.controller.serializedAbortReason
-        )
-      }
-    } else {
-      // 3. Otherwise, if stream is readable, error stream with a TypeError.
-      if (isReadable(stream)) {
-        fetchParams.controller.controller.error(new TypeError('terminated', {
-          cause: isErrorLike(reason) ? reason : undefined
-        }))
-      }
-    }
-
-    // 4. If connection uses HTTP/2, then transmit an RST_STREAM frame.
-    // 5. Otherwise, the user agent should close connection unless it would be bad for performance to do so.
-    fetchParams.controller.connection.destroy()
-  }
-
-  // 20. Return response.
-  return response
-
-  function dispatch ({ body }) {
-    const url = requestCurrentURL(request)
-    /** @type {import('../../..').Agent} */
-    const agent = fetchParams.controller.dispatcher
-
-    return new Promise((resolve, reject) => agent.dispatch(
-      {
-        path: url.pathname + url.search,
-        origin: url.origin,
-        method: request.method,
-        body: agent.isMockActive ? request.body && (request.body.source || request.body.stream) : body,
-        headers: request.headersList.entries,
-        maxRedirections: 0,
-        upgrade: request.mode === 'websocket' ? 'websocket' : undefined
-      },
-      {
-        body: null,
-        abort: null,
-
-        onConnect (abort) {
-          // TODO (fix): Do we need connection here?
-          const { connection } = fetchParams.controller
-
-          // Set timingInfo’s final connection timing info to the result of calling clamp and coarsen
-          // connection timing info with connection’s timing info, timingInfo’s post-redirect start
-          // time, and fetchParams’s cross-origin isolated capability.
-          // TODO: implement connection timing
-          timingInfo.finalConnectionTimingInfo = clampAndCoarsenConnectionTimingInfo(undefined, timingInfo.postRedirectStartTime, fetchParams.crossOriginIsolatedCapability)
-
-          if (connection.destroyed) {
-            abort(new DOMException('The operation was aborted.', 'AbortError'))
-          } else {
-            fetchParams.controller.on('terminated', abort)
-            this.abort = connection.abort = abort
-          }
-
-          // Set timingInfo’s final network-request start time to the coarsened shared current time given
-          // fetchParams’s cross-origin isolated capability.
-          timingInfo.finalNetworkRequestStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability)
-        },
-
-        onResponseStarted () {
-          // Set timingInfo’s final network-response start time to the coarsened shared current
-          // time given fetchParams’s cross-origin isolated capability, immediately after the
-          // user agent’s HTTP parser receives the first byte of the response (e.g., frame header
-          // bytes for HTTP/2 or response status line for HTTP/1.x).
-          timingInfo.finalNetworkResponseStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability)
-        },
-
-        onHeaders (status, rawHeaders, resume, statusText) {
-          if (status < 200) {
-            return false
-          }
-
-          const headersList = new HeadersList()
-
-          for (let i = 0; i < rawHeaders.length; i += 2) {
-            headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString('latin1'), true)
-          }
-          const location = headersList.get('location', true)
-
-          this.body = new Readable({ read: resume })
-
-          const willFollow = location && request.redirect === 'follow' &&
-            redirectStatusSet.has(status)
-
-          const decoders = []
-
-          // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Encoding
-          if (request.method !== 'HEAD' && request.method !== 'CONNECT' && !nullBodyStatus.includes(status) && !willFollow) {
-            // https://www.rfc-editor.org/rfc/rfc7231#section-3.1.2.1
-            const contentEncoding = headersList.get('content-encoding', true)
-            // "All content-coding values are case-insensitive..."
-            /** @type {string[]} */
-            const codings = contentEncoding ? contentEncoding.toLowerCase().split(',') : []
-
-            // Limit the number of content-encodings to prevent resource exhaustion.
-            // CVE fix similar to urllib3 (GHSA-gm62-xv2j-4w53) and curl (CVE-2022-32206).
-            const maxContentEncodings = 5
-            if (codings.length > maxContentEncodings) {
-              reject(new Error(`too many content-encodings in response: ${codings.length}, maximum allowed is ${maxContentEncodings}`))
-              return true
-            }
-
-            for (let i = codings.length - 1; i >= 0; --i) {
-              const coding = codings[i].trim()
-              // https://www.rfc-editor.org/rfc/rfc9112.html#section-7.2
-              if (coding === 'x-gzip' || coding === 'gzip') {
-                decoders.push(zlib.createGunzip({
-                  // Be less strict when decoding compressed responses, since sometimes
-                  // servers send slightly invalid responses that are still accepted
-                  // by common browsers.
-                  // Always using Z_SYNC_FLUSH is what cURL does.
-                  flush: zlib.constants.Z_SYNC_FLUSH,
-                  finishFlush: zlib.constants.Z_SYNC_FLUSH
-                }))
-              } else if (coding === 'deflate') {
-                decoders.push(createInflate({
-                  flush: zlib.constants.Z_SYNC_FLUSH,
-                  finishFlush: zlib.constants.Z_SYNC_FLUSH
-                }))
-              } else if (coding === 'br') {
-                decoders.push(zlib.createBrotliDecompress({
-                  flush: zlib.constants.BROTLI_OPERATION_FLUSH,
-                  finishFlush: zlib.constants.BROTLI_OPERATION_FLUSH
-                }))
-              } else if (coding === 'zstd' && hasZstd) {
-                decoders.push(zlib.createZstdDecompress({
-                  flush: zlib.constants.ZSTD_e_continue,
-                  finishFlush: zlib.constants.ZSTD_e_end
-                }))
-              } else {
-                decoders.length = 0
-                break
-              }
-            }
-          }
-
-          const onError = this.onError.bind(this)
-
-          resolve({
-            status,
-            statusText,
-            headersList,
-            body: decoders.length
-              ? pipeline(this.body, ...decoders, (err) => {
-                if (err) {
-                  this.onError(err)
-                }
-              }).on('error', onError)
-              : this.body.on('error', onError)
-          })
-
-          return true
-        },
-
-        onData (chunk) {
-          if (fetchParams.controller.dump) {
-            return
-          }
-
-          // 1. If one or more bytes have been transmitted from response’s
-          // message body, then:
-
-          //  1. Let bytes be the transmitted bytes.
-          const bytes = chunk
-
-          //  2. Let codings be the result of extracting header list values
-          //  given `Content-Encoding` and response’s header list.
-          //  See pullAlgorithm.
-
-          //  3. Increase timingInfo’s encoded body size by bytes’s length.
-          timingInfo.encodedBodySize += bytes.byteLength
-
-          //  4. See pullAlgorithm...
-
-          return this.body.push(bytes)
-        },
-
-        onComplete () {
-          if (this.abort) {
-            fetchParams.controller.off('terminated', this.abort)
-          }
-
-          fetchParams.controller.ended = true
-
-          this.body.push(null)
-        },
-
-        onError (error) {
-          if (this.abort) {
-            fetchParams.controller.off('terminated', this.abort)
-          }
-
-          this.body?.destroy(error)
-
-          fetchParams.controller.terminate(error)
-
-          reject(error)
-        },
-
-        onRequestUpgrade (_controller, status, headers, socket) {
-          // We need to support 200 for websocket over h2 as per RFC-8441
-          // Absence of session means H1
-          if ((socket.session != null && status !== 200) || (socket.session == null && status !== 101)) {
-            return false
-          }
-
-          const headersList = new HeadersList()
-
-          for (const [name, value] of Object.entries(headers)) {
-            if (value == null) {
-              continue
-            }
-
-            const headerName = name.toLowerCase()
-
-            if (Array.isArray(value)) {
-              for (const entry of value) {
-                headersList.append(headerName, String(entry), true)
-              }
-            } else {
-              headersList.append(headerName, String(value), true)
-            }
-          }
-
-          resolve({
-            status,
-            statusText: STATUS_CODES[status],
-            headersList,
-            socket
-          })
-
-          return true
-        },
-
-        onUpgrade (status, rawHeaders, socket) {
-          // We need to support 200 for websocket over h2 as per RFC-8441
-          // Absence of session means H1
-          if ((socket.session != null && status !== 200) || (socket.session == null && status !== 101)) {
-            return false
-          }
-
-          const headersList = new HeadersList()
-
-          for (let i = 0; i < rawHeaders.length; i += 2) {
-            headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString('latin1'), true)
-          }
-
-          resolve({
-            status,
-            statusText: STATUS_CODES[status],
-            headersList,
-            socket
-          })
-
-          return true
-        }
-      }
-    ))
-  }
-}
-
-module.exports = {
-  fetch,
-  Fetch,
-  fetching,
-  finalizeAndReportTiming
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/request.js b/vanilla/node_modules/undici/lib/web/fetch/request.js
deleted file mode 100644
index 6ef40f9..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/request.js
+++ /dev/null
@@ -1,1115 +0,0 @@
-/* globals AbortController */
-
-'use strict'
-
-const { extractBody, mixinBody, cloneBody, bodyUnusable } = require('./body')
-const { Headers, fill: fillHeaders, HeadersList, setHeadersGuard, getHeadersGuard, setHeadersList, getHeadersList } = require('./headers')
-const util = require('../../core/util')
-const nodeUtil = require('node:util')
-const {
-  isValidHTTPToken,
-  sameOrigin,
-  environmentSettingsObject
-} = require('./util')
-const {
-  forbiddenMethodsSet,
-  corsSafeListedMethodsSet,
-  referrerPolicy,
-  requestRedirect,
-  requestMode,
-  requestCredentials,
-  requestCache,
-  requestDuplex
-} = require('./constants')
-const { kEnumerableProperty, normalizedMethodRecordsBase, normalizedMethodRecords } = util
-const { webidl } = require('../webidl')
-const { URLSerializer } = require('./data-url')
-const { kConstruct } = require('../../core/symbols')
-const assert = require('node:assert')
-const { getMaxListeners, setMaxListeners, defaultMaxListeners } = require('node:events')
-
-const kAbortController = Symbol('abortController')
-
-const requestFinalizer = new FinalizationRegistry(({ signal, abort }) => {
-  signal.removeEventListener('abort', abort)
-})
-
-const dependentControllerMap = new WeakMap()
-
-let abortSignalHasEventHandlerLeakWarning
-
-try {
-  abortSignalHasEventHandlerLeakWarning = getMaxListeners(new AbortController().signal) > 0
-} catch {
-  abortSignalHasEventHandlerLeakWarning = false
-}
-
-function buildAbort (acRef) {
-  return abort
-
-  function abort () {
-    const ac = acRef.deref()
-    if (ac !== undefined) {
-      // Currently, there is a problem with FinalizationRegistry.
-      // https://github.com/nodejs/node/issues/49344
-      // https://github.com/nodejs/node/issues/47748
-      // In the case of abort, the first step is to unregister from it.
-      // If the controller can refer to it, it is still registered.
-      // It will be removed in the future.
-      requestFinalizer.unregister(abort)
-
-      // Unsubscribe a listener.
-      // FinalizationRegistry will no longer be called, so this must be done.
-      this.removeEventListener('abort', abort)
-
-      ac.abort(this.reason)
-
-      const controllerList = dependentControllerMap.get(ac.signal)
-
-      if (controllerList !== undefined) {
-        if (controllerList.size !== 0) {
-          for (const ref of controllerList) {
-            const ctrl = ref.deref()
-            if (ctrl !== undefined) {
-              ctrl.abort(this.reason)
-            }
-          }
-          controllerList.clear()
-        }
-        dependentControllerMap.delete(ac.signal)
-      }
-    }
-  }
-}
-
-let patchMethodWarning = false
-
-// https://fetch.spec.whatwg.org/#request-class
-class Request {
-  /** @type {AbortSignal} */
-  #signal
-
-  /** @type {import('../../dispatcher/dispatcher')} */
-  #dispatcher
-
-  /** @type {Headers} */
-  #headers
-
-  #state
-
-  // https://fetch.spec.whatwg.org/#dom-request
-  constructor (input, init = undefined) {
-    webidl.util.markAsUncloneable(this)
-
-    if (input === kConstruct) {
-      return
-    }
-
-    const prefix = 'Request constructor'
-    webidl.argumentLengthCheck(arguments, 1, prefix)
-
-    input = webidl.converters.RequestInfo(input)
-    init = webidl.converters.RequestInit(init)
-
-    // 1. Let request be null.
-    let request = null
-
-    // 2. Let fallbackMode be null.
-    let fallbackMode = null
-
-    // 3. Let baseURL be this’s relevant settings object’s API base URL.
-    const baseUrl = environmentSettingsObject.settingsObject.baseUrl
-
-    // 4. Let signal be null.
-    let signal = null
-
-    // 5. If input is a string, then:
-    if (typeof input === 'string') {
-      this.#dispatcher = init.dispatcher
-
-      // 1. Let parsedURL be the result of parsing input with baseURL.
-      // 2. If parsedURL is failure, then throw a TypeError.
-      let parsedURL
-      try {
-        parsedURL = new URL(input, baseUrl)
-      } catch (err) {
-        throw new TypeError('Failed to parse URL from ' + input, { cause: err })
-      }
-
-      // 3. If parsedURL includes credentials, then throw a TypeError.
-      if (parsedURL.username || parsedURL.password) {
-        throw new TypeError(
-          'Request cannot be constructed from a URL that includes credentials: ' +
-            input
-        )
-      }
-
-      // 4. Set request to a new request whose URL is parsedURL.
-      request = makeRequest({ urlList: [parsedURL] })
-
-      // 5. Set fallbackMode to "cors".
-      fallbackMode = 'cors'
-    } else {
-      // 6. Otherwise:
-
-      // 7. Assert: input is a Request object.
-      assert(webidl.is.Request(input))
-
-      // 8. Set request to input’s request.
-      request = input.#state
-
-      // 9. Set signal to input’s signal.
-      signal = input.#signal
-
-      this.#dispatcher = init.dispatcher || input.#dispatcher
-    }
-
-    // 7. Let origin be this’s relevant settings object’s origin.
-    const origin = environmentSettingsObject.settingsObject.origin
-
-    // 8. Let window be "client".
-    let window = 'client'
-
-    // 9. If request’s window is an environment settings object and its origin
-    // is same origin with origin, then set window to request’s window.
-    if (
-      request.window?.constructor?.name === 'EnvironmentSettingsObject' &&
-      sameOrigin(request.window, origin)
-    ) {
-      window = request.window
-    }
-
-    // 10. If init["window"] exists and is non-null, then throw a TypeError.
-    if (init.window != null) {
-      throw new TypeError(`'window' option '${window}' must be null`)
-    }
-
-    // 11. If init["window"] exists, then set window to "no-window".
-    if ('window' in init) {
-      window = 'no-window'
-    }
-
-    // 12. Set request to a new request with the following properties:
-    request = makeRequest({
-      // URL request’s URL.
-      // undici implementation note: this is set as the first item in request's urlList in makeRequest
-      // method request’s method.
-      method: request.method,
-      // header list A copy of request’s header list.
-      // undici implementation note: headersList is cloned in makeRequest
-      headersList: request.headersList,
-      // unsafe-request flag Set.
-      unsafeRequest: request.unsafeRequest,
-      // client This’s relevant settings object.
-      client: environmentSettingsObject.settingsObject,
-      // window window.
-      window,
-      // priority request’s priority.
-      priority: request.priority,
-      // origin request’s origin. The propagation of the origin is only significant for navigation requests
-      // being handled by a service worker. In this scenario a request can have an origin that is different
-      // from the current client.
-      origin: request.origin,
-      // referrer request’s referrer.
-      referrer: request.referrer,
-      // referrer policy request’s referrer policy.
-      referrerPolicy: request.referrerPolicy,
-      // mode request’s mode.
-      mode: request.mode,
-      // credentials mode request’s credentials mode.
-      credentials: request.credentials,
-      // cache mode request’s cache mode.
-      cache: request.cache,
-      // redirect mode request’s redirect mode.
-      redirect: request.redirect,
-      // integrity metadata request’s integrity metadata.
-      integrity: request.integrity,
-      // keepalive request’s keepalive.
-      keepalive: request.keepalive,
-      // reload-navigation flag request’s reload-navigation flag.
-      reloadNavigation: request.reloadNavigation,
-      // history-navigation flag request’s history-navigation flag.
-      historyNavigation: request.historyNavigation,
-      // URL list A clone of request’s URL list.
-      urlList: [...request.urlList]
-    })
-
-    const initHasKey = Object.keys(init).length !== 0
-
-    // 13. If init is not empty, then:
-    if (initHasKey) {
-      // 1. If request’s mode is "navigate", then set it to "same-origin".
-      if (request.mode === 'navigate') {
-        request.mode = 'same-origin'
-      }
-
-      // 2. Unset request’s reload-navigation flag.
-      request.reloadNavigation = false
-
-      // 3. Unset request’s history-navigation flag.
-      request.historyNavigation = false
-
-      // 4. Set request’s origin to "client".
-      request.origin = 'client'
-
-      // 5. Set request’s referrer to "client"
-      request.referrer = 'client'
-
-      // 6. Set request’s referrer policy to the empty string.
-      request.referrerPolicy = ''
-
-      // 7. Set request’s URL to request’s current URL.
-      request.url = request.urlList[request.urlList.length - 1]
-
-      // 8. Set request’s URL list to « request’s URL ».
-      request.urlList = [request.url]
-    }
-
-    // 14. If init["referrer"] exists, then:
-    if (init.referrer !== undefined) {
-      // 1. Let referrer be init["referrer"].
-      const referrer = init.referrer
-
-      // 2. If referrer is the empty string, then set request’s referrer to "no-referrer".
-      if (referrer === '') {
-        request.referrer = 'no-referrer'
-      } else {
-        // 1. Let parsedReferrer be the result of parsing referrer with
-        // baseURL.
-        // 2. If parsedReferrer is failure, then throw a TypeError.
-        let parsedReferrer
-        try {
-          parsedReferrer = new URL(referrer, baseUrl)
-        } catch (err) {
-          throw new TypeError(`Referrer "${referrer}" is not a valid URL.`, { cause: err })
-        }
-
-        // 3. If one of the following is true
-        // - parsedReferrer’s scheme is "about" and path is the string "client"
-        // - parsedReferrer’s origin is not same origin with origin
-        // then set request’s referrer to "client".
-        if (
-          (parsedReferrer.protocol === 'about:' && parsedReferrer.hostname === 'client') ||
-          (origin && !sameOrigin(parsedReferrer, environmentSettingsObject.settingsObject.baseUrl))
-        ) {
-          request.referrer = 'client'
-        } else {
-          // 4. Otherwise, set request’s referrer to parsedReferrer.
-          request.referrer = parsedReferrer
-        }
-      }
-    }
-
-    // 15. If init["referrerPolicy"] exists, then set request’s referrer policy
-    // to it.
-    if (init.referrerPolicy !== undefined) {
-      request.referrerPolicy = init.referrerPolicy
-    }
-
-    // 16. Let mode be init["mode"] if it exists, and fallbackMode otherwise.
-    let mode
-    if (init.mode !== undefined) {
-      mode = init.mode
-    } else {
-      mode = fallbackMode
-    }
-
-    // 17. If mode is "navigate", then throw a TypeError.
-    if (mode === 'navigate') {
-      throw webidl.errors.exception({
-        header: 'Request constructor',
-        message: 'invalid request mode navigate.'
-      })
-    }
-
-    // 18. If mode is non-null, set request’s mode to mode.
-    if (mode != null) {
-      request.mode = mode
-    }
-
-    // 19. If init["credentials"] exists, then set request’s credentials mode
-    // to it.
-    if (init.credentials !== undefined) {
-      request.credentials = init.credentials
-    }
-
-    // 18. If init["cache"] exists, then set request’s cache mode to it.
-    if (init.cache !== undefined) {
-      request.cache = init.cache
-    }
-
-    // 21. If request’s cache mode is "only-if-cached" and request’s mode is
-    // not "same-origin", then throw a TypeError.
-    if (request.cache === 'only-if-cached' && request.mode !== 'same-origin') {
-      throw new TypeError(
-        "'only-if-cached' can be set only with 'same-origin' mode"
-      )
-    }
-
-    // 22. If init["redirect"] exists, then set request’s redirect mode to it.
-    if (init.redirect !== undefined) {
-      request.redirect = init.redirect
-    }
-
-    // 23. If init["integrity"] exists, then set request’s integrity metadata to it.
-    if (init.integrity != null) {
-      request.integrity = String(init.integrity)
-    }
-
-    // 24. If init["keepalive"] exists, then set request’s keepalive to it.
-    if (init.keepalive !== undefined) {
-      request.keepalive = Boolean(init.keepalive)
-    }
-
-    // 25. If init["method"] exists, then:
-    if (init.method !== undefined) {
-      // 1. Let method be init["method"].
-      let method = init.method
-
-      const mayBeNormalized = normalizedMethodRecords[method]
-
-      if (mayBeNormalized !== undefined) {
-        // Note: Bypass validation DELETE, GET, HEAD, OPTIONS, POST, PUT, PATCH and these lowercase ones
-        request.method = mayBeNormalized
-      } else {
-        // 2. If method is not a method or method is a forbidden method, then
-        // throw a TypeError.
-        if (!isValidHTTPToken(method)) {
-          throw new TypeError(`'${method}' is not a valid HTTP method.`)
-        }
-
-        const upperCase = method.toUpperCase()
-
-        if (forbiddenMethodsSet.has(upperCase)) {
-          throw new TypeError(`'${method}' HTTP method is unsupported.`)
-        }
-
-        // 3. Normalize method.
-        // https://fetch.spec.whatwg.org/#concept-method-normalize
-        // Note: must be in uppercase
-        method = normalizedMethodRecordsBase[upperCase] ?? method
-
-        // 4. Set request’s method to method.
-        request.method = method
-      }
-
-      if (!patchMethodWarning && request.method === 'patch') {
-        process.emitWarning('Using `patch` is highly likely to result in a `405 Method Not Allowed`. `PATCH` is much more likely to succeed.', {
-          code: 'UNDICI-FETCH-patch'
-        })
-
-        patchMethodWarning = true
-      }
-    }
-
-    // 26. If init["signal"] exists, then set signal to it.
-    if (init.signal !== undefined) {
-      signal = init.signal
-    }
-
-    // 27. Set this’s request to request.
-    this.#state = request
-
-    // 28. Set this’s signal to a new AbortSignal object with this’s relevant
-    // Realm.
-    // TODO: could this be simplified with AbortSignal.any
-    // (https://dom.spec.whatwg.org/#dom-abortsignal-any)
-    const ac = new AbortController()
-    this.#signal = ac.signal
-
-    // 29. If signal is not null, then make this’s signal follow signal.
-    if (signal != null) {
-      if (signal.aborted) {
-        ac.abort(signal.reason)
-      } else {
-        // Keep a strong ref to ac while request object
-        // is alive. This is needed to prevent AbortController
-        // from being prematurely garbage collected.
-        // See, https://github.com/nodejs/undici/issues/1926.
-        this[kAbortController] = ac
-
-        const acRef = new WeakRef(ac)
-        const abort = buildAbort(acRef)
-
-        // If the max amount of listeners is equal to the default, increase it
-        if (abortSignalHasEventHandlerLeakWarning && getMaxListeners(signal) === defaultMaxListeners) {
-          setMaxListeners(1500, signal)
-        }
-
-        util.addAbortListener(signal, abort)
-        // The third argument must be a registry key to be unregistered.
-        // Without it, you cannot unregister.
-        // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/FinalizationRegistry
-        // abort is used as the unregister key. (because it is unique)
-        requestFinalizer.register(ac, { signal, abort }, abort)
-      }
-    }
-
-    // 30. Set this’s headers to a new Headers object with this’s relevant
-    // Realm, whose header list is request’s header list and guard is
-    // "request".
-    this.#headers = new Headers(kConstruct)
-    setHeadersList(this.#headers, request.headersList)
-    setHeadersGuard(this.#headers, 'request')
-
-    // 31. If this’s request’s mode is "no-cors", then:
-    if (mode === 'no-cors') {
-      // 1. If this’s request’s method is not a CORS-safelisted method,
-      // then throw a TypeError.
-      if (!corsSafeListedMethodsSet.has(request.method)) {
-        throw new TypeError(
-          `'${request.method} is unsupported in no-cors mode.`
-        )
-      }
-
-      // 2. Set this’s headers’s guard to "request-no-cors".
-      setHeadersGuard(this.#headers, 'request-no-cors')
-    }
-
-    // 32. If init is not empty, then:
-    if (initHasKey) {
-      /** @type {HeadersList} */
-      const headersList = getHeadersList(this.#headers)
-      // 1. Let headers be a copy of this’s headers and its associated header
-      // list.
-      // 2. If init["headers"] exists, then set headers to init["headers"].
-      const headers = init.headers !== undefined ? init.headers : new HeadersList(headersList)
-
-      // 3. Empty this’s headers’s header list.
-      headersList.clear()
-
-      // 4. If headers is a Headers object, then for each header in its header
-      // list, append header’s name/header’s value to this’s headers.
-      if (headers instanceof HeadersList) {
-        for (const { name, value } of headers.rawValues()) {
-          headersList.append(name, value, false)
-        }
-        // Note: Copy the `set-cookie` meta-data.
-        headersList.cookies = headers.cookies
-      } else {
-        // 5. Otherwise, fill this’s headers with headers.
-        fillHeaders(this.#headers, headers)
-      }
-    }
-
-    // 33. Let inputBody be input’s request’s body if input is a Request
-    // object; otherwise null.
-    const inputBody = webidl.is.Request(input) ? input.#state.body : null
-
-    // 34. If either init["body"] exists and is non-null or inputBody is
-    // non-null, and request’s method is `GET` or `HEAD`, then throw a
-    // TypeError.
-    if (
-      (init.body != null || inputBody != null) &&
-      (request.method === 'GET' || request.method === 'HEAD')
-    ) {
-      throw new TypeError('Request with GET/HEAD method cannot have body.')
-    }
-
-    // 35. Let initBody be null.
-    let initBody = null
-
-    // 36. If init["body"] exists and is non-null, then:
-    if (init.body != null) {
-      // 1. Let Content-Type be null.
-      // 2. Set initBody and Content-Type to the result of extracting
-      // init["body"], with keepalive set to request’s keepalive.
-      const [extractedBody, contentType] = extractBody(
-        init.body,
-        request.keepalive
-      )
-      initBody = extractedBody
-
-      // 3, If Content-Type is non-null and this’s headers’s header list does
-      // not contain `Content-Type`, then append `Content-Type`/Content-Type to
-      // this’s headers.
-      if (contentType && !getHeadersList(this.#headers).contains('content-type', true)) {
-        this.#headers.append('content-type', contentType, true)
-      }
-    }
-
-    // 37. Let inputOrInitBody be initBody if it is non-null; otherwise
-    // inputBody.
-    const inputOrInitBody = initBody ?? inputBody
-
-    // 38. If inputOrInitBody is non-null and inputOrInitBody’s source is
-    // null, then:
-    if (inputOrInitBody != null && inputOrInitBody.source == null) {
-      // 1. If initBody is non-null and init["duplex"] does not exist,
-      //    then throw a TypeError.
-      if (initBody != null && init.duplex == null) {
-        throw new TypeError('RequestInit: duplex option is required when sending a body.')
-      }
-
-      // 2. If this’s request’s mode is neither "same-origin" nor "cors",
-      // then throw a TypeError.
-      if (request.mode !== 'same-origin' && request.mode !== 'cors') {
-        throw new TypeError(
-          'If request is made from ReadableStream, mode should be "same-origin" or "cors"'
-        )
-      }
-
-      // 3. Set this’s request’s use-CORS-preflight flag.
-      request.useCORSPreflightFlag = true
-    }
-
-    // 39. Let finalBody be inputOrInitBody.
-    let finalBody = inputOrInitBody
-
-    // 40. If initBody is null and inputBody is non-null, then:
-    if (initBody == null && inputBody != null) {
-      // 1. If input is unusable, then throw a TypeError.
-      if (bodyUnusable(input.#state)) {
-        throw new TypeError(
-          'Cannot construct a Request with a Request object that has already been used.'
-        )
-      }
-
-      // 2. Set finalBody to the result of creating a proxy for inputBody.
-      // https://streams.spec.whatwg.org/#readablestream-create-a-proxy
-      const identityTransform = new TransformStream()
-      inputBody.stream.pipeThrough(identityTransform)
-      finalBody = {
-        source: inputBody.source,
-        length: inputBody.length,
-        stream: identityTransform.readable
-      }
-    }
-
-    // 41. Set this’s request’s body to finalBody.
-    this.#state.body = finalBody
-  }
-
-  // Returns request’s HTTP method, which is "GET" by default.
-  get method () {
-    webidl.brandCheck(this, Request)
-
-    // The method getter steps are to return this’s request’s method.
-    return this.#state.method
-  }
-
-  // Returns the URL of request as a string.
-  get url () {
-    webidl.brandCheck(this, Request)
-
-    // The url getter steps are to return this’s request’s URL, serialized.
-    return URLSerializer(this.#state.url)
-  }
-
-  // Returns a Headers object consisting of the headers associated with request.
-  // Note that headers added in the network layer by the user agent will not
-  // be accounted for in this object, e.g., the "Host" header.
-  get headers () {
-    webidl.brandCheck(this, Request)
-
-    // The headers getter steps are to return this’s headers.
-    return this.#headers
-  }
-
-  // Returns the kind of resource requested by request, e.g., "document"
-  // or "script".
-  get destination () {
-    webidl.brandCheck(this, Request)
-
-    // The destination getter are to return this’s request’s destination.
-    return this.#state.destination
-  }
-
-  // Returns the referrer of request. Its value can be a same-origin URL if
-  // explicitly set in init, the empty string to indicate no referrer, and
-  // "about:client" when defaulting to the global’s default. This is used
-  // during fetching to determine the value of the `Referer` header of the
-  // request being made.
-  get referrer () {
-    webidl.brandCheck(this, Request)
-
-    // 1. If this’s request’s referrer is "no-referrer", then return the
-    // empty string.
-    if (this.#state.referrer === 'no-referrer') {
-      return ''
-    }
-
-    // 2. If this’s request’s referrer is "client", then return
-    // "about:client".
-    if (this.#state.referrer === 'client') {
-      return 'about:client'
-    }
-
-    // Return this’s request’s referrer, serialized.
-    return this.#state.referrer.toString()
-  }
-
-  // Returns the referrer policy associated with request.
-  // This is used during fetching to compute the value of the request’s
-  // referrer.
-  get referrerPolicy () {
-    webidl.brandCheck(this, Request)
-
-    // The referrerPolicy getter steps are to return this’s request’s referrer policy.
-    return this.#state.referrerPolicy
-  }
-
-  // Returns the mode associated with request, which is a string indicating
-  // whether the request will use CORS, or will be restricted to same-origin
-  // URLs.
-  get mode () {
-    webidl.brandCheck(this, Request)
-
-    // The mode getter steps are to return this’s request’s mode.
-    return this.#state.mode
-  }
-
-  // Returns the credentials mode associated with request,
-  // which is a string indicating whether credentials will be sent with the
-  // request always, never, or only when sent to a same-origin URL.
-  get credentials () {
-    webidl.brandCheck(this, Request)
-
-    // The credentials getter steps are to return this’s request’s credentials mode.
-    return this.#state.credentials
-  }
-
-  // Returns the cache mode associated with request,
-  // which is a string indicating how the request will
-  // interact with the browser’s cache when fetching.
-  get cache () {
-    webidl.brandCheck(this, Request)
-
-    // The cache getter steps are to return this’s request’s cache mode.
-    return this.#state.cache
-  }
-
-  // Returns the redirect mode associated with request,
-  // which is a string indicating how redirects for the
-  // request will be handled during fetching. A request
-  // will follow redirects by default.
-  get redirect () {
-    webidl.brandCheck(this, Request)
-
-    // The redirect getter steps are to return this’s request’s redirect mode.
-    return this.#state.redirect
-  }
-
-  // Returns request’s subresource integrity metadata, which is a
-  // cryptographic hash of the resource being fetched. Its value
-  // consists of multiple hashes separated by whitespace. [SRI]
-  get integrity () {
-    webidl.brandCheck(this, Request)
-
-    // The integrity getter steps are to return this’s request’s integrity
-    // metadata.
-    return this.#state.integrity
-  }
-
-  // Returns a boolean indicating whether or not request can outlive the
-  // global in which it was created.
-  get keepalive () {
-    webidl.brandCheck(this, Request)
-
-    // The keepalive getter steps are to return this’s request’s keepalive.
-    return this.#state.keepalive
-  }
-
-  // Returns a boolean indicating whether or not request is for a reload
-  // navigation.
-  get isReloadNavigation () {
-    webidl.brandCheck(this, Request)
-
-    // The isReloadNavigation getter steps are to return true if this’s
-    // request’s reload-navigation flag is set; otherwise false.
-    return this.#state.reloadNavigation
-  }
-
-  // Returns a boolean indicating whether or not request is for a history
-  // navigation (a.k.a. back-forward navigation).
-  get isHistoryNavigation () {
-    webidl.brandCheck(this, Request)
-
-    // The isHistoryNavigation getter steps are to return true if this’s request’s
-    // history-navigation flag is set; otherwise false.
-    return this.#state.historyNavigation
-  }
-
-  // Returns the signal associated with request, which is an AbortSignal
-  // object indicating whether or not request has been aborted, and its
-  // abort event handler.
-  get signal () {
-    webidl.brandCheck(this, Request)
-
-    // The signal getter steps are to return this’s signal.
-    return this.#signal
-  }
-
-  get body () {
-    webidl.brandCheck(this, Request)
-
-    return this.#state.body ? this.#state.body.stream : null
-  }
-
-  get bodyUsed () {
-    webidl.brandCheck(this, Request)
-
-    return !!this.#state.body && util.isDisturbed(this.#state.body.stream)
-  }
-
-  get duplex () {
-    webidl.brandCheck(this, Request)
-
-    return 'half'
-  }
-
-  // Returns a clone of request.
-  clone () {
-    webidl.brandCheck(this, Request)
-
-    // 1. If this is unusable, then throw a TypeError.
-    if (bodyUnusable(this.#state)) {
-      throw new TypeError('unusable')
-    }
-
-    // 2. Let clonedRequest be the result of cloning this’s request.
-    const clonedRequest = cloneRequest(this.#state)
-
-    // 3. Let clonedRequestObject be the result of creating a Request object,
-    // given clonedRequest, this’s headers’s guard, and this’s relevant Realm.
-    // 4. Make clonedRequestObject’s signal follow this’s signal.
-    const ac = new AbortController()
-    if (this.signal.aborted) {
-      ac.abort(this.signal.reason)
-    } else {
-      let list = dependentControllerMap.get(this.signal)
-      if (list === undefined) {
-        list = new Set()
-        dependentControllerMap.set(this.signal, list)
-      }
-      const acRef = new WeakRef(ac)
-      list.add(acRef)
-      util.addAbortListener(
-        ac.signal,
-        buildAbort(acRef)
-      )
-    }
-
-    // 4. Return clonedRequestObject.
-    return fromInnerRequest(clonedRequest, this.#dispatcher, ac.signal, getHeadersGuard(this.#headers))
-  }
-
-  [nodeUtil.inspect.custom] (depth, options) {
-    if (options.depth === null) {
-      options.depth = 2
-    }
-
-    options.colors ??= true
-
-    const properties = {
-      method: this.method,
-      url: this.url,
-      headers: this.headers,
-      destination: this.destination,
-      referrer: this.referrer,
-      referrerPolicy: this.referrerPolicy,
-      mode: this.mode,
-      credentials: this.credentials,
-      cache: this.cache,
-      redirect: this.redirect,
-      integrity: this.integrity,
-      keepalive: this.keepalive,
-      isReloadNavigation: this.isReloadNavigation,
-      isHistoryNavigation: this.isHistoryNavigation,
-      signal: this.signal
-    }
-
-    return `Request ${nodeUtil.formatWithOptions(options, properties)}`
-  }
-
-  /**
-   * @param {Request} request
-   * @param {AbortSignal} newSignal
-   */
-  static setRequestSignal (request, newSignal) {
-    request.#signal = newSignal
-    return request
-  }
-
-  /**
-   * @param {Request} request
-   */
-  static getRequestDispatcher (request) {
-    return request.#dispatcher
-  }
-
-  /**
-   * @param {Request} request
-   * @param {import('../../dispatcher/dispatcher')} newDispatcher
-   */
-  static setRequestDispatcher (request, newDispatcher) {
-    request.#dispatcher = newDispatcher
-  }
-
-  /**
-   * @param {Request} request
-   * @param {Headers} newHeaders
-   */
-  static setRequestHeaders (request, newHeaders) {
-    request.#headers = newHeaders
-  }
-
-  /**
-   * @param {Request} request
-   */
-  static getRequestState (request) {
-    return request.#state
-  }
-
-  /**
-   * @param {Request} request
-   * @param {any} newState
-   */
-  static setRequestState (request, newState) {
-    request.#state = newState
-  }
-}
-
-const { setRequestSignal, getRequestDispatcher, setRequestDispatcher, setRequestHeaders, getRequestState, setRequestState } = Request
-Reflect.deleteProperty(Request, 'setRequestSignal')
-Reflect.deleteProperty(Request, 'getRequestDispatcher')
-Reflect.deleteProperty(Request, 'setRequestDispatcher')
-Reflect.deleteProperty(Request, 'setRequestHeaders')
-Reflect.deleteProperty(Request, 'getRequestState')
-Reflect.deleteProperty(Request, 'setRequestState')
-
-mixinBody(Request, getRequestState)
-
-// https://fetch.spec.whatwg.org/#requests
-function makeRequest (init) {
-  return {
-    method: init.method ?? 'GET',
-    localURLsOnly: init.localURLsOnly ?? false,
-    unsafeRequest: init.unsafeRequest ?? false,
-    body: init.body ?? null,
-    client: init.client ?? null,
-    reservedClient: init.reservedClient ?? null,
-    replacesClientId: init.replacesClientId ?? '',
-    window: init.window ?? 'client',
-    keepalive: init.keepalive ?? false,
-    serviceWorkers: init.serviceWorkers ?? 'all',
-    initiator: init.initiator ?? '',
-    destination: init.destination ?? '',
-    priority: init.priority ?? null,
-    origin: init.origin ?? 'client',
-    policyContainer: init.policyContainer ?? 'client',
-    referrer: init.referrer ?? 'client',
-    referrerPolicy: init.referrerPolicy ?? '',
-    mode: init.mode ?? 'no-cors',
-    useCORSPreflightFlag: init.useCORSPreflightFlag ?? false,
-    credentials: init.credentials ?? 'same-origin',
-    useCredentials: init.useCredentials ?? false,
-    cache: init.cache ?? 'default',
-    redirect: init.redirect ?? 'follow',
-    integrity: init.integrity ?? '',
-    cryptoGraphicsNonceMetadata: init.cryptoGraphicsNonceMetadata ?? '',
-    parserMetadata: init.parserMetadata ?? '',
-    reloadNavigation: init.reloadNavigation ?? false,
-    historyNavigation: init.historyNavigation ?? false,
-    userActivation: init.userActivation ?? false,
-    taintedOrigin: init.taintedOrigin ?? false,
-    redirectCount: init.redirectCount ?? 0,
-    responseTainting: init.responseTainting ?? 'basic',
-    preventNoCacheCacheControlHeaderModification: init.preventNoCacheCacheControlHeaderModification ?? false,
-    done: init.done ?? false,
-    timingAllowFailed: init.timingAllowFailed ?? false,
-    useURLCredentials: init.useURLCredentials ?? undefined,
-    traversableForUserPrompts: init.traversableForUserPrompts ?? 'client',
-    urlList: init.urlList,
-    url: init.urlList[0],
-    headersList: init.headersList
-      ? new HeadersList(init.headersList)
-      : new HeadersList()
-  }
-}
-
-// https://fetch.spec.whatwg.org/#concept-request-clone
-function cloneRequest (request) {
-  // To clone a request request, run these steps:
-
-  // 1. Let newRequest be a copy of request, except for its body.
-  const newRequest = makeRequest({ ...request, body: null })
-
-  // 2. If request’s body is non-null, set newRequest’s body to the
-  // result of cloning request’s body.
-  if (request.body != null) {
-    newRequest.body = cloneBody(request.body)
-  }
-
-  // 3. Return newRequest.
-  return newRequest
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#request-create
- * @param {any} innerRequest
- * @param {import('../../dispatcher/agent')} dispatcher
- * @param {AbortSignal} signal
- * @param {'request' | 'immutable' | 'request-no-cors' | 'response' | 'none'} guard
- * @returns {Request}
- */
-function fromInnerRequest (innerRequest, dispatcher, signal, guard) {
-  const request = new Request(kConstruct)
-  setRequestState(request, innerRequest)
-  setRequestDispatcher(request, dispatcher)
-  setRequestSignal(request, signal)
-  const headers = new Headers(kConstruct)
-  setRequestHeaders(request, headers)
-  setHeadersList(headers, innerRequest.headersList)
-  setHeadersGuard(headers, guard)
-  return request
-}
-
-Object.defineProperties(Request.prototype, {
-  method: kEnumerableProperty,
-  url: kEnumerableProperty,
-  headers: kEnumerableProperty,
-  redirect: kEnumerableProperty,
-  clone: kEnumerableProperty,
-  signal: kEnumerableProperty,
-  duplex: kEnumerableProperty,
-  destination: kEnumerableProperty,
-  body: kEnumerableProperty,
-  bodyUsed: kEnumerableProperty,
-  isHistoryNavigation: kEnumerableProperty,
-  isReloadNavigation: kEnumerableProperty,
-  keepalive: kEnumerableProperty,
-  integrity: kEnumerableProperty,
-  cache: kEnumerableProperty,
-  credentials: kEnumerableProperty,
-  attribute: kEnumerableProperty,
-  referrerPolicy: kEnumerableProperty,
-  referrer: kEnumerableProperty,
-  mode: kEnumerableProperty,
-  [Symbol.toStringTag]: {
-    value: 'Request',
-    configurable: true
-  }
-})
-
-webidl.is.Request = webidl.util.MakeTypeAssertion(Request)
-
-/**
- * @param {*} V
- * @returns {import('../../../types/fetch').Request|string}
- *
- * @see https://fetch.spec.whatwg.org/#requestinfo
- */
-webidl.converters.RequestInfo = function (V) {
-  if (typeof V === 'string') {
-    return webidl.converters.USVString(V)
-  }
-
-  if (webidl.is.Request(V)) {
-    return V
-  }
-
-  return webidl.converters.USVString(V)
-}
-
-/**
- * @param {*} V
- * @returns {import('../../../types/fetch').RequestInit}
- * @see https://fetch.spec.whatwg.org/#requestinit
- */
-webidl.converters.RequestInit = webidl.dictionaryConverter([
-  {
-    key: 'method',
-    converter: webidl.converters.ByteString
-  },
-  {
-    key: 'headers',
-    converter: webidl.converters.HeadersInit
-  },
-  {
-    key: 'body',
-    converter: webidl.nullableConverter(
-      webidl.converters.BodyInit
-    )
-  },
-  {
-    key: 'referrer',
-    converter: webidl.converters.USVString
-  },
-  {
-    key: 'referrerPolicy',
-    converter: webidl.converters.DOMString,
-    // https://w3c.github.io/webappsec-referrer-policy/#referrer-policy
-    allowedValues: referrerPolicy
-  },
-  {
-    key: 'mode',
-    converter: webidl.converters.DOMString,
-    // https://fetch.spec.whatwg.org/#concept-request-mode
-    allowedValues: requestMode
-  },
-  {
-    key: 'credentials',
-    converter: webidl.converters.DOMString,
-    // https://fetch.spec.whatwg.org/#requestcredentials
-    allowedValues: requestCredentials
-  },
-  {
-    key: 'cache',
-    converter: webidl.converters.DOMString,
-    // https://fetch.spec.whatwg.org/#requestcache
-    allowedValues: requestCache
-  },
-  {
-    key: 'redirect',
-    converter: webidl.converters.DOMString,
-    // https://fetch.spec.whatwg.org/#requestredirect
-    allowedValues: requestRedirect
-  },
-  {
-    key: 'integrity',
-    converter: webidl.converters.DOMString
-  },
-  {
-    key: 'keepalive',
-    converter: webidl.converters.boolean
-  },
-  {
-    key: 'signal',
-    converter: webidl.nullableConverter(
-      (signal) => webidl.converters.AbortSignal(
-        signal,
-        'RequestInit',
-        'signal'
-      )
-    )
-  },
-  {
-    key: 'window',
-    converter: webidl.converters.any
-  },
-  {
-    key: 'duplex',
-    converter: webidl.converters.DOMString,
-    allowedValues: requestDuplex
-  },
-  {
-    key: 'dispatcher', // undici specific option
-    converter: webidl.converters.any
-  },
-  {
-    key: 'priority',
-    converter: webidl.converters.DOMString,
-    allowedValues: ['high', 'low', 'auto'],
-    defaultValue: () => 'auto'
-  }
-])
-
-module.exports = {
-  Request,
-  makeRequest,
-  fromInnerRequest,
-  cloneRequest,
-  getRequestDispatcher,
-  getRequestState
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/response.js b/vanilla/node_modules/undici/lib/web/fetch/response.js
deleted file mode 100644
index ffb7ce1..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/response.js
+++ /dev/null
@@ -1,641 +0,0 @@
-'use strict'
-
-const { Headers, HeadersList, fill, getHeadersGuard, setHeadersGuard, setHeadersList } = require('./headers')
-const { extractBody, cloneBody, mixinBody, streamRegistry, bodyUnusable } = require('./body')
-const util = require('../../core/util')
-const nodeUtil = require('node:util')
-const { kEnumerableProperty } = util
-const {
-  isValidReasonPhrase,
-  isCancelled,
-  isAborted,
-  isErrorLike,
-  environmentSettingsObject: relevantRealm
-} = require('./util')
-const {
-  redirectStatusSet,
-  nullBodyStatus
-} = require('./constants')
-const { webidl } = require('../webidl')
-const { URLSerializer } = require('./data-url')
-const { kConstruct } = require('../../core/symbols')
-const assert = require('node:assert')
-const { isomorphicEncode, serializeJavascriptValueToJSONString } = require('../infra')
-
-const textEncoder = new TextEncoder('utf-8')
-
-// https://fetch.spec.whatwg.org/#response-class
-class Response {
-  /** @type {Headers} */
-  #headers
-
-  #state
-
-  // Creates network error Response.
-  static error () {
-    // The static error() method steps are to return the result of creating a
-    // Response object, given a new network error, "immutable", and this’s
-    // relevant Realm.
-    const responseObject = fromInnerResponse(makeNetworkError(), 'immutable')
-
-    return responseObject
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-response-json
-  static json (data, init = undefined) {
-    webidl.argumentLengthCheck(arguments, 1, 'Response.json')
-
-    if (init !== null) {
-      init = webidl.converters.ResponseInit(init)
-    }
-
-    // 1. Let bytes the result of running serialize a JavaScript value to JSON bytes on data.
-    const bytes = textEncoder.encode(
-      serializeJavascriptValueToJSONString(data)
-    )
-
-    // 2. Let body be the result of extracting bytes.
-    const body = extractBody(bytes)
-
-    // 3. Let responseObject be the result of creating a Response object, given a new response,
-    //    "response", and this’s relevant Realm.
-    const responseObject = fromInnerResponse(makeResponse({}), 'response')
-
-    // 4. Perform initialize a response given responseObject, init, and (body, "application/json").
-    initializeResponse(responseObject, init, { body: body[0], type: 'application/json' })
-
-    // 5. Return responseObject.
-    return responseObject
-  }
-
-  // Creates a redirect Response that redirects to url with status status.
-  static redirect (url, status = 302) {
-    webidl.argumentLengthCheck(arguments, 1, 'Response.redirect')
-
-    url = webidl.converters.USVString(url)
-    status = webidl.converters['unsigned short'](status)
-
-    // 1. Let parsedURL be the result of parsing url with current settings
-    // object’s API base URL.
-    // 2. If parsedURL is failure, then throw a TypeError.
-    // TODO: base-URL?
-    let parsedURL
-    try {
-      parsedURL = new URL(url, relevantRealm.settingsObject.baseUrl)
-    } catch (err) {
-      throw new TypeError(`Failed to parse URL from ${url}`, { cause: err })
-    }
-
-    // 3. If status is not a redirect status, then throw a RangeError.
-    if (!redirectStatusSet.has(status)) {
-      throw new RangeError(`Invalid status code ${status}`)
-    }
-
-    // 4. Let responseObject be the result of creating a Response object,
-    // given a new response, "immutable", and this’s relevant Realm.
-    const responseObject = fromInnerResponse(makeResponse({}), 'immutable')
-
-    // 5. Set responseObject’s response’s status to status.
-    responseObject.#state.status = status
-
-    // 6. Let value be parsedURL, serialized and isomorphic encoded.
-    const value = isomorphicEncode(URLSerializer(parsedURL))
-
-    // 7. Append `Location`/value to responseObject’s response’s header list.
-    responseObject.#state.headersList.append('location', value, true)
-
-    // 8. Return responseObject.
-    return responseObject
-  }
-
-  // https://fetch.spec.whatwg.org/#dom-response
-  constructor (body = null, init = undefined) {
-    webidl.util.markAsUncloneable(this)
-
-    if (body === kConstruct) {
-      return
-    }
-
-    if (body !== null) {
-      body = webidl.converters.BodyInit(body, 'Response', 'body')
-    }
-
-    init = webidl.converters.ResponseInit(init)
-
-    // 1. Set this’s response to a new response.
-    this.#state = makeResponse({})
-
-    // 2. Set this’s headers to a new Headers object with this’s relevant
-    // Realm, whose header list is this’s response’s header list and guard
-    // is "response".
-    this.#headers = new Headers(kConstruct)
-    setHeadersGuard(this.#headers, 'response')
-    setHeadersList(this.#headers, this.#state.headersList)
-
-    // 3. Let bodyWithType be null.
-    let bodyWithType = null
-
-    // 4. If body is non-null, then set bodyWithType to the result of extracting body.
-    if (body != null) {
-      const [extractedBody, type] = extractBody(body)
-      bodyWithType = { body: extractedBody, type }
-    }
-
-    // 5. Perform initialize a response given this, init, and bodyWithType.
-    initializeResponse(this, init, bodyWithType)
-  }
-
-  // Returns response’s type, e.g., "cors".
-  get type () {
-    webidl.brandCheck(this, Response)
-
-    // The type getter steps are to return this’s response’s type.
-    return this.#state.type
-  }
-
-  // Returns response’s URL, if it has one; otherwise the empty string.
-  get url () {
-    webidl.brandCheck(this, Response)
-
-    const urlList = this.#state.urlList
-
-    // The url getter steps are to return the empty string if this’s
-    // response’s URL is null; otherwise this’s response’s URL,
-    // serialized with exclude fragment set to true.
-    const url = urlList[urlList.length - 1] ?? null
-
-    if (url === null) {
-      return ''
-    }
-
-    return URLSerializer(url, true)
-  }
-
-  // Returns whether response was obtained through a redirect.
-  get redirected () {
-    webidl.brandCheck(this, Response)
-
-    // The redirected getter steps are to return true if this’s response’s URL
-    // list has more than one item; otherwise false.
-    return this.#state.urlList.length > 1
-  }
-
-  // Returns response’s status.
-  get status () {
-    webidl.brandCheck(this, Response)
-
-    // The status getter steps are to return this’s response’s status.
-    return this.#state.status
-  }
-
-  // Returns whether response’s status is an ok status.
-  get ok () {
-    webidl.brandCheck(this, Response)
-
-    // The ok getter steps are to return true if this’s response’s status is an
-    // ok status; otherwise false.
-    return this.#state.status >= 200 && this.#state.status <= 299
-  }
-
-  // Returns response’s status message.
-  get statusText () {
-    webidl.brandCheck(this, Response)
-
-    // The statusText getter steps are to return this’s response’s status
-    // message.
-    return this.#state.statusText
-  }
-
-  // Returns response’s headers as Headers.
-  get headers () {
-    webidl.brandCheck(this, Response)
-
-    // The headers getter steps are to return this’s headers.
-    return this.#headers
-  }
-
-  get body () {
-    webidl.brandCheck(this, Response)
-
-    return this.#state.body ? this.#state.body.stream : null
-  }
-
-  get bodyUsed () {
-    webidl.brandCheck(this, Response)
-
-    return !!this.#state.body && util.isDisturbed(this.#state.body.stream)
-  }
-
-  // Returns a clone of response.
-  clone () {
-    webidl.brandCheck(this, Response)
-
-    // 1. If this is unusable, then throw a TypeError.
-    if (bodyUnusable(this.#state)) {
-      throw webidl.errors.exception({
-        header: 'Response.clone',
-        message: 'Body has already been consumed.'
-      })
-    }
-
-    // 2. Let clonedResponse be the result of cloning this’s response.
-    const clonedResponse = cloneResponse(this.#state)
-
-    // Note: To re-register because of a new stream.
-    // Don't set finalizers other than for fetch responses.
-    if (this.#state.urlList.length !== 0 && this.#state.body?.stream) {
-      streamRegistry.register(this, new WeakRef(this.#state.body.stream))
-    }
-
-    // 3. Return the result of creating a Response object, given
-    // clonedResponse, this’s headers’s guard, and this’s relevant Realm.
-    return fromInnerResponse(clonedResponse, getHeadersGuard(this.#headers))
-  }
-
-  [nodeUtil.inspect.custom] (depth, options) {
-    if (options.depth === null) {
-      options.depth = 2
-    }
-
-    options.colors ??= true
-
-    const properties = {
-      status: this.status,
-      statusText: this.statusText,
-      headers: this.headers,
-      body: this.body,
-      bodyUsed: this.bodyUsed,
-      ok: this.ok,
-      redirected: this.redirected,
-      type: this.type,
-      url: this.url
-    }
-
-    return `Response ${nodeUtil.formatWithOptions(options, properties)}`
-  }
-
-  /**
-   * @param {Response} response
-   */
-  static getResponseHeaders (response) {
-    return response.#headers
-  }
-
-  /**
-   * @param {Response} response
-   * @param {Headers} newHeaders
-   */
-  static setResponseHeaders (response, newHeaders) {
-    response.#headers = newHeaders
-  }
-
-  /**
-   * @param {Response} response
-   */
-  static getResponseState (response) {
-    return response.#state
-  }
-
-  /**
-   * @param {Response} response
-   * @param {any} newState
-   */
-  static setResponseState (response, newState) {
-    response.#state = newState
-  }
-}
-
-const { getResponseHeaders, setResponseHeaders, getResponseState, setResponseState } = Response
-Reflect.deleteProperty(Response, 'getResponseHeaders')
-Reflect.deleteProperty(Response, 'setResponseHeaders')
-Reflect.deleteProperty(Response, 'getResponseState')
-Reflect.deleteProperty(Response, 'setResponseState')
-
-mixinBody(Response, getResponseState)
-
-Object.defineProperties(Response.prototype, {
-  type: kEnumerableProperty,
-  url: kEnumerableProperty,
-  status: kEnumerableProperty,
-  ok: kEnumerableProperty,
-  redirected: kEnumerableProperty,
-  statusText: kEnumerableProperty,
-  headers: kEnumerableProperty,
-  clone: kEnumerableProperty,
-  body: kEnumerableProperty,
-  bodyUsed: kEnumerableProperty,
-  [Symbol.toStringTag]: {
-    value: 'Response',
-    configurable: true
-  }
-})
-
-Object.defineProperties(Response, {
-  json: kEnumerableProperty,
-  redirect: kEnumerableProperty,
-  error: kEnumerableProperty
-})
-
-// https://fetch.spec.whatwg.org/#concept-response-clone
-function cloneResponse (response) {
-  // To clone a response response, run these steps:
-
-  // 1. If response is a filtered response, then return a new identical
-  // filtered response whose internal response is a clone of response’s
-  // internal response.
-  if (response.internalResponse) {
-    return filterResponse(
-      cloneResponse(response.internalResponse),
-      response.type
-    )
-  }
-
-  // 2. Let newResponse be a copy of response, except for its body.
-  const newResponse = makeResponse({ ...response, body: null })
-
-  // 3. If response’s body is non-null, then set newResponse’s body to the
-  // result of cloning response’s body.
-  if (response.body != null) {
-    newResponse.body = cloneBody(response.body)
-  }
-
-  // 4. Return newResponse.
-  return newResponse
-}
-
-function makeResponse (init) {
-  return {
-    aborted: false,
-    rangeRequested: false,
-    timingAllowPassed: false,
-    requestIncludesCredentials: false,
-    type: 'default',
-    status: 200,
-    timingInfo: null,
-    cacheState: '',
-    statusText: '',
-    ...init,
-    headersList: init?.headersList
-      ? new HeadersList(init?.headersList)
-      : new HeadersList(),
-    urlList: init?.urlList ? [...init.urlList] : []
-  }
-}
-
-function makeNetworkError (reason) {
-  const isError = isErrorLike(reason)
-  return makeResponse({
-    type: 'error',
-    status: 0,
-    error: isError
-      ? reason
-      : new Error(reason ? String(reason) : reason),
-    aborted: reason && reason.name === 'AbortError'
-  })
-}
-
-// @see https://fetch.spec.whatwg.org/#concept-network-error
-function isNetworkError (response) {
-  return (
-    // A network error is a response whose type is "error",
-    response.type === 'error' &&
-    // status is 0
-    response.status === 0
-  )
-}
-
-function makeFilteredResponse (response, state) {
-  state = {
-    internalResponse: response,
-    ...state
-  }
-
-  return new Proxy(response, {
-    get (target, p) {
-      return p in state ? state[p] : target[p]
-    },
-    set (target, p, value) {
-      assert(!(p in state))
-      target[p] = value
-      return true
-    }
-  })
-}
-
-// https://fetch.spec.whatwg.org/#concept-filtered-response
-function filterResponse (response, type) {
-  // Set response to the following filtered response with response as its
-  // internal response, depending on request’s response tainting:
-  if (type === 'basic') {
-    // A basic filtered response is a filtered response whose type is "basic"
-    // and header list excludes any headers in internal response’s header list
-    // whose name is a forbidden response-header name.
-
-    // Note: undici does not implement forbidden response-header names
-    return makeFilteredResponse(response, {
-      type: 'basic',
-      headersList: response.headersList
-    })
-  } else if (type === 'cors') {
-    // A CORS filtered response is a filtered response whose type is "cors"
-    // and header list excludes any headers in internal response’s header
-    // list whose name is not a CORS-safelisted response-header name, given
-    // internal response’s CORS-exposed header-name list.
-
-    // Note: undici does not implement CORS-safelisted response-header names
-    return makeFilteredResponse(response, {
-      type: 'cors',
-      headersList: response.headersList
-    })
-  } else if (type === 'opaque') {
-    // An opaque filtered response is a filtered response whose type is
-    // "opaque", URL list is the empty list, status is 0, status message
-    // is the empty byte sequence, header list is empty, and body is null.
-
-    return makeFilteredResponse(response, {
-      type: 'opaque',
-      urlList: [],
-      status: 0,
-      statusText: '',
-      body: null
-    })
-  } else if (type === 'opaqueredirect') {
-    // An opaque-redirect filtered response is a filtered response whose type
-    // is "opaqueredirect", status is 0, status message is the empty byte
-    // sequence, header list is empty, and body is null.
-
-    return makeFilteredResponse(response, {
-      type: 'opaqueredirect',
-      status: 0,
-      statusText: '',
-      headersList: [],
-      body: null
-    })
-  } else {
-    assert(false)
-  }
-}
-
-// https://fetch.spec.whatwg.org/#appropriate-network-error
-function makeAppropriateNetworkError (fetchParams, err = null) {
-  // 1. Assert: fetchParams is canceled.
-  assert(isCancelled(fetchParams))
-
-  // 2. Return an aborted network error if fetchParams is aborted;
-  // otherwise return a network error.
-  return isAborted(fetchParams)
-    ? makeNetworkError(Object.assign(new DOMException('The operation was aborted.', 'AbortError'), { cause: err }))
-    : makeNetworkError(Object.assign(new DOMException('Request was cancelled.'), { cause: err }))
-}
-
-// https://whatpr.org/fetch/1392.html#initialize-a-response
-function initializeResponse (response, init, body) {
-  // 1. If init["status"] is not in the range 200 to 599, inclusive, then
-  //    throw a RangeError.
-  if (init.status !== null && (init.status < 200 || init.status > 599)) {
-    throw new RangeError('init["status"] must be in the range of 200 to 599, inclusive.')
-  }
-
-  // 2. If init["statusText"] does not match the reason-phrase token production,
-  //    then throw a TypeError.
-  if ('statusText' in init && init.statusText != null) {
-    // See, https://datatracker.ietf.org/doc/html/rfc7230#section-3.1.2:
-    //   reason-phrase  = *( HTAB / SP / VCHAR / obs-text )
-    if (!isValidReasonPhrase(String(init.statusText))) {
-      throw new TypeError('Invalid statusText')
-    }
-  }
-
-  // 3. Set response’s response’s status to init["status"].
-  if ('status' in init && init.status != null) {
-    getResponseState(response).status = init.status
-  }
-
-  // 4. Set response’s response’s status message to init["statusText"].
-  if ('statusText' in init && init.statusText != null) {
-    getResponseState(response).statusText = init.statusText
-  }
-
-  // 5. If init["headers"] exists, then fill response’s headers with init["headers"].
-  if ('headers' in init && init.headers != null) {
-    fill(getResponseHeaders(response), init.headers)
-  }
-
-  // 6. If body was given, then:
-  if (body) {
-    // 1. If response's status is a null body status, then throw a TypeError.
-    if (nullBodyStatus.includes(response.status)) {
-      throw webidl.errors.exception({
-        header: 'Response constructor',
-        message: `Invalid response status code ${response.status}`
-      })
-    }
-
-    // 2. Set response's body to body's body.
-    getResponseState(response).body = body.body
-
-    // 3. If body's type is non-null and response's header list does not contain
-    //    `Content-Type`, then append (`Content-Type`, body's type) to response's header list.
-    if (body.type != null && !getResponseState(response).headersList.contains('content-type', true)) {
-      getResponseState(response).headersList.append('content-type', body.type, true)
-    }
-  }
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#response-create
- * @param {any} innerResponse
- * @param {'request' | 'immutable' | 'request-no-cors' | 'response' | 'none'} guard
- * @returns {Response}
- */
-function fromInnerResponse (innerResponse, guard) {
-  const response = new Response(kConstruct)
-  setResponseState(response, innerResponse)
-  const headers = new Headers(kConstruct)
-  setResponseHeaders(response, headers)
-  setHeadersList(headers, innerResponse.headersList)
-  setHeadersGuard(headers, guard)
-
-  // Note: If innerResponse's urlList contains a URL, it is a fetch response.
-  if (innerResponse.urlList.length !== 0 && innerResponse.body?.stream) {
-    // If the target (response) is reclaimed, the cleanup callback may be called at some point with
-    // the held value provided for it (innerResponse.body.stream). The held value can be any value:
-    // a primitive or an object, even undefined. If the held value is an object, the registry keeps
-    // a strong reference to it (so it can pass it to the cleanup callback later). Reworded from
-    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/FinalizationRegistry
-    streamRegistry.register(response, new WeakRef(innerResponse.body.stream))
-  }
-
-  return response
-}
-
-// https://fetch.spec.whatwg.org/#typedefdef-xmlhttprequestbodyinit
-webidl.converters.XMLHttpRequestBodyInit = function (V, prefix, name) {
-  if (typeof V === 'string') {
-    return webidl.converters.USVString(V, prefix, name)
-  }
-
-  if (webidl.is.Blob(V)) {
-    return V
-  }
-
-  if (webidl.is.BufferSource(V)) {
-    return V
-  }
-
-  if (webidl.is.FormData(V)) {
-    return V
-  }
-
-  if (webidl.is.URLSearchParams(V)) {
-    return V
-  }
-
-  return webidl.converters.DOMString(V, prefix, name)
-}
-
-// https://fetch.spec.whatwg.org/#bodyinit
-webidl.converters.BodyInit = function (V, prefix, argument) {
-  if (webidl.is.ReadableStream(V)) {
-    return V
-  }
-
-  // Note: the spec doesn't include async iterables,
-  // this is an undici extension.
-  if (V?.[Symbol.asyncIterator]) {
-    return V
-  }
-
-  return webidl.converters.XMLHttpRequestBodyInit(V, prefix, argument)
-}
-
-webidl.converters.ResponseInit = webidl.dictionaryConverter([
-  {
-    key: 'status',
-    converter: webidl.converters['unsigned short'],
-    defaultValue: () => 200
-  },
-  {
-    key: 'statusText',
-    converter: webidl.converters.ByteString,
-    defaultValue: () => ''
-  },
-  {
-    key: 'headers',
-    converter: webidl.converters.HeadersInit
-  }
-])
-
-webidl.is.Response = webidl.util.MakeTypeAssertion(Response)
-
-module.exports = {
-  isNetworkError,
-  makeNetworkError,
-  makeResponse,
-  makeAppropriateNetworkError,
-  filterResponse,
-  Response,
-  cloneResponse,
-  fromInnerResponse,
-  getResponseState
-}
diff --git a/vanilla/node_modules/undici/lib/web/fetch/util.js b/vanilla/node_modules/undici/lib/web/fetch/util.js
deleted file mode 100644
index fe63cb3..0000000
--- a/vanilla/node_modules/undici/lib/web/fetch/util.js
+++ /dev/null
@@ -1,1520 +0,0 @@
-'use strict'
-
-const { Transform } = require('node:stream')
-const zlib = require('node:zlib')
-const { redirectStatusSet, referrerPolicyTokens, badPortsSet } = require('./constants')
-const { getGlobalOrigin } = require('./global')
-const { collectAnHTTPQuotedString, parseMIMEType } = require('./data-url')
-const { performance } = require('node:perf_hooks')
-const { ReadableStreamFrom, isValidHTTPToken, normalizedMethodRecordsBase } = require('../../core/util')
-const assert = require('node:assert')
-const { isUint8Array } = require('node:util/types')
-const { webidl } = require('../webidl')
-const { isomorphicEncode, collectASequenceOfCodePoints, removeChars } = require('../infra')
-
-function responseURL (response) {
-  // https://fetch.spec.whatwg.org/#responses
-  // A response has an associated URL. It is a pointer to the last URL
-  // in response’s URL list and null if response’s URL list is empty.
-  const urlList = response.urlList
-  const length = urlList.length
-  return length === 0 ? null : urlList[length - 1].toString()
-}
-
-// https://fetch.spec.whatwg.org/#concept-response-location-url
-function responseLocationURL (response, requestFragment) {
-  // 1. If response’s status is not a redirect status, then return null.
-  if (!redirectStatusSet.has(response.status)) {
-    return null
-  }
-
-  // 2. Let location be the result of extracting header list values given
-  // `Location` and response’s header list.
-  let location = response.headersList.get('location', true)
-
-  // 3. If location is a header value, then set location to the result of
-  //    parsing location with response’s URL.
-  if (location !== null && isValidHeaderValue(location)) {
-    if (!isValidEncodedURL(location)) {
-      // Some websites respond location header in UTF-8 form without encoding them as ASCII
-      // and major browsers redirect them to correctly UTF-8 encoded addresses.
-      // Here, we handle that behavior in the same way.
-      location = normalizeBinaryStringToUtf8(location)
-    }
-    location = new URL(location, responseURL(response))
-  }
-
-  // 4. If location is a URL whose fragment is null, then set location’s
-  // fragment to requestFragment.
-  if (location && !location.hash) {
-    location.hash = requestFragment
-  }
-
-  // 5. Return location.
-  return location
-}
-
-/**
- * @see https://www.rfc-editor.org/rfc/rfc1738#section-2.2
- * @param {string} url
- * @returns {boolean}
- */
-function isValidEncodedURL (url) {
-  for (let i = 0; i < url.length; ++i) {
-    const code = url.charCodeAt(i)
-
-    if (
-      code > 0x7E || // Non-US-ASCII + DEL
-      code < 0x20 // Control characters NUL - US
-    ) {
-      return false
-    }
-  }
-  return true
-}
-
-/**
- * If string contains non-ASCII characters, assumes it's UTF-8 encoded and decodes it.
- * Since UTF-8 is a superset of ASCII, this will work for ASCII strings as well.
- * @param {string} value
- * @returns {string}
- */
-function normalizeBinaryStringToUtf8 (value) {
-  return Buffer.from(value, 'binary').toString('utf8')
-}
-
-/** @returns {URL} */
-function requestCurrentURL (request) {
-  return request.urlList[request.urlList.length - 1]
-}
-
-function requestBadPort (request) {
-  // 1. Let url be request’s current URL.
-  const url = requestCurrentURL(request)
-
-  // 2. If url’s scheme is an HTTP(S) scheme and url’s port is a bad port,
-  // then return blocked.
-  if (urlIsHttpHttpsScheme(url) && badPortsSet.has(url.port)) {
-    return 'blocked'
-  }
-
-  // 3. Return allowed.
-  return 'allowed'
-}
-
-function isErrorLike (object) {
-  return object instanceof Error || (
-    object?.constructor?.name === 'Error' ||
-    object?.constructor?.name === 'DOMException'
-  )
-}
-
-// Check whether |statusText| is a ByteString and
-// matches the Reason-Phrase token production.
-// RFC 2616: https://tools.ietf.org/html/rfc2616
-// RFC 7230: https://tools.ietf.org/html/rfc7230
-// "reason-phrase = *( HTAB / SP / VCHAR / obs-text )"
-// https://github.com/chromium/chromium/blob/94.0.4604.1/third_party/blink/renderer/core/fetch/response.cc#L116
-function isValidReasonPhrase (statusText) {
-  for (let i = 0; i < statusText.length; ++i) {
-    const c = statusText.charCodeAt(i)
-    if (
-      !(
-        (
-          c === 0x09 || // HTAB
-          (c >= 0x20 && c <= 0x7e) || // SP / VCHAR
-          (c >= 0x80 && c <= 0xff)
-        ) // obs-text
-      )
-    ) {
-      return false
-    }
-  }
-  return true
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#header-name
- * @param {string} potentialValue
- */
-const isValidHeaderName = isValidHTTPToken
-
-/**
- * @see https://fetch.spec.whatwg.org/#header-value
- * @param {string} potentialValue
- */
-function isValidHeaderValue (potentialValue) {
-  // - Has no leading or trailing HTTP tab or space bytes.
-  // - Contains no 0x00 (NUL) or HTTP newline bytes.
-  return (
-    potentialValue[0] === '\t' ||
-    potentialValue[0] === ' ' ||
-    potentialValue[potentialValue.length - 1] === '\t' ||
-    potentialValue[potentialValue.length - 1] === ' ' ||
-    potentialValue.includes('\n') ||
-    potentialValue.includes('\r') ||
-    potentialValue.includes('\0')
-  ) === false
-}
-
-/**
- * Parse a referrer policy from a Referrer-Policy header
- * @see https://w3c.github.io/webappsec-referrer-policy/#parse-referrer-policy-from-header
- */
-function parseReferrerPolicy (actualResponse) {
-  // 1. Let policy-tokens be the result of extracting header list values given `Referrer-Policy` and response’s header list.
-  const policyHeader = (actualResponse.headersList.get('referrer-policy', true) ?? '').split(',')
-
-  // 2. Let policy be the empty string.
-  let policy = ''
-
-  // 3. For each token in policy-tokens, if token is a referrer policy and token is not the empty string, then set policy to token.
-
-  // Note: As the referrer-policy can contain multiple policies
-  // separated by comma, we need to loop through all of them
-  // and pick the first valid one.
-  // Ref: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy#specify_a_fallback_policy
-  if (policyHeader.length) {
-    // The right-most policy takes precedence.
-    // The left-most policy is the fallback.
-    for (let i = policyHeader.length; i !== 0; i--) {
-      const token = policyHeader[i - 1].trim()
-      if (referrerPolicyTokens.has(token)) {
-        policy = token
-        break
-      }
-    }
-  }
-
-  // 4. Return policy.
-  return policy
-}
-
-/**
- * Given a request request and a response actualResponse, this algorithm
- * updates request’s referrer policy according to the Referrer-Policy
- * header (if any) in actualResponse.
- * @see https://w3c.github.io/webappsec-referrer-policy/#set-requests-referrer-policy-on-redirect
- * @param {import('./request').Request} request
- * @param {import('./response').Response} actualResponse
- */
-function setRequestReferrerPolicyOnRedirect (request, actualResponse) {
-  // 1. Let policy be the result of executing § 8.1 Parse a referrer policy
-  // from a Referrer-Policy header on actualResponse.
-  const policy = parseReferrerPolicy(actualResponse)
-
-  // 2. If policy is not the empty string, then set request’s referrer policy to policy.
-  if (policy !== '') {
-    request.referrerPolicy = policy
-  }
-}
-
-// https://fetch.spec.whatwg.org/#cross-origin-resource-policy-check
-function crossOriginResourcePolicyCheck () {
-  // TODO
-  return 'allowed'
-}
-
-// https://fetch.spec.whatwg.org/#concept-cors-check
-function corsCheck () {
-  // TODO
-  return 'success'
-}
-
-// https://fetch.spec.whatwg.org/#concept-tao-check
-function TAOCheck () {
-  // TODO
-  return 'success'
-}
-
-function appendFetchMetadata (httpRequest) {
-  //  https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-dest-header
-  //  TODO
-
-  //  https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-mode-header
-
-  //  1. Assert: r’s url is a potentially trustworthy URL.
-  //  TODO
-
-  //  2. Let header be a Structured Header whose value is a token.
-  let header = null
-
-  //  3. Set header’s value to r’s mode.
-  header = httpRequest.mode
-
-  //  4. Set a structured field value `Sec-Fetch-Mode`/header in r’s header list.
-  httpRequest.headersList.set('sec-fetch-mode', header, true)
-
-  //  https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-site-header
-  //  TODO
-
-  //  https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-user-header
-  //  TODO
-}
-
-// https://fetch.spec.whatwg.org/#append-a-request-origin-header
-function appendRequestOriginHeader (request) {
-  // 1. Let serializedOrigin be the result of byte-serializing a request origin
-  //    with request.
-  // TODO: implement "byte-serializing a request origin"
-  let serializedOrigin = request.origin
-
-  // - "'client' is changed to an origin during fetching."
-  //   This doesn't happen in undici (in most cases) because undici, by default,
-  //   has no concept of origin.
-  // - request.origin can also be set to request.client.origin (client being
-  //   an environment settings object), which is undefined without using
-  //   setGlobalOrigin.
-  if (serializedOrigin === 'client' || serializedOrigin === undefined) {
-    return
-  }
-
-  // 2. If request’s response tainting is "cors" or request’s mode is "websocket",
-  //    then append (`Origin`, serializedOrigin) to request’s header list.
-  // 3. Otherwise, if request’s method is neither `GET` nor `HEAD`, then:
-  if (request.responseTainting === 'cors' || request.mode === 'websocket') {
-    request.headersList.append('origin', serializedOrigin, true)
-  } else if (request.method !== 'GET' && request.method !== 'HEAD') {
-    // 1. Switch on request’s referrer policy:
-    switch (request.referrerPolicy) {
-      case 'no-referrer':
-        // Set serializedOrigin to `null`.
-        serializedOrigin = null
-        break
-      case 'no-referrer-when-downgrade':
-      case 'strict-origin':
-      case 'strict-origin-when-cross-origin':
-        // If request’s origin is a tuple origin, its scheme is "https", and
-        // request’s current URL’s scheme is not "https", then set
-        // serializedOrigin to `null`.
-        if (request.origin && urlHasHttpsScheme(request.origin) && !urlHasHttpsScheme(requestCurrentURL(request))) {
-          serializedOrigin = null
-        }
-        break
-      case 'same-origin':
-        // If request’s origin is not same origin with request’s current URL’s
-        // origin, then set serializedOrigin to `null`.
-        if (!sameOrigin(request, requestCurrentURL(request))) {
-          serializedOrigin = null
-        }
-        break
-      default:
-        // Do nothing.
-    }
-
-    // 2. Append (`Origin`, serializedOrigin) to request’s header list.
-    request.headersList.append('origin', serializedOrigin, true)
-  }
-}
-
-// https://w3c.github.io/hr-time/#dfn-coarsen-time
-function coarsenTime (timestamp, crossOriginIsolatedCapability) {
-  // TODO
-  return timestamp
-}
-
-// https://fetch.spec.whatwg.org/#clamp-and-coarsen-connection-timing-info
-function clampAndCoarsenConnectionTimingInfo (connectionTimingInfo, defaultStartTime, crossOriginIsolatedCapability) {
-  if (!connectionTimingInfo?.startTime || connectionTimingInfo.startTime < defaultStartTime) {
-    return {
-      domainLookupStartTime: defaultStartTime,
-      domainLookupEndTime: defaultStartTime,
-      connectionStartTime: defaultStartTime,
-      connectionEndTime: defaultStartTime,
-      secureConnectionStartTime: defaultStartTime,
-      ALPNNegotiatedProtocol: connectionTimingInfo?.ALPNNegotiatedProtocol
-    }
-  }
-
-  return {
-    domainLookupStartTime: coarsenTime(connectionTimingInfo.domainLookupStartTime, crossOriginIsolatedCapability),
-    domainLookupEndTime: coarsenTime(connectionTimingInfo.domainLookupEndTime, crossOriginIsolatedCapability),
-    connectionStartTime: coarsenTime(connectionTimingInfo.connectionStartTime, crossOriginIsolatedCapability),
-    connectionEndTime: coarsenTime(connectionTimingInfo.connectionEndTime, crossOriginIsolatedCapability),
-    secureConnectionStartTime: coarsenTime(connectionTimingInfo.secureConnectionStartTime, crossOriginIsolatedCapability),
-    ALPNNegotiatedProtocol: connectionTimingInfo.ALPNNegotiatedProtocol
-  }
-}
-
-// https://w3c.github.io/hr-time/#dfn-coarsened-shared-current-time
-function coarsenedSharedCurrentTime (crossOriginIsolatedCapability) {
-  return coarsenTime(performance.now(), crossOriginIsolatedCapability)
-}
-
-// https://fetch.spec.whatwg.org/#create-an-opaque-timing-info
-function createOpaqueTimingInfo (timingInfo) {
-  return {
-    startTime: timingInfo.startTime ?? 0,
-    redirectStartTime: 0,
-    redirectEndTime: 0,
-    postRedirectStartTime: timingInfo.startTime ?? 0,
-    finalServiceWorkerStartTime: 0,
-    finalNetworkResponseStartTime: 0,
-    finalNetworkRequestStartTime: 0,
-    endTime: 0,
-    encodedBodySize: 0,
-    decodedBodySize: 0,
-    finalConnectionTimingInfo: null
-  }
-}
-
-// https://html.spec.whatwg.org/multipage/origin.html#policy-container
-function makePolicyContainer () {
-  // Note: the fetch spec doesn't make use of embedder policy or CSP list
-  return {
-    referrerPolicy: 'strict-origin-when-cross-origin'
-  }
-}
-
-// https://html.spec.whatwg.org/multipage/origin.html#clone-a-policy-container
-function clonePolicyContainer (policyContainer) {
-  return {
-    referrerPolicy: policyContainer.referrerPolicy
-  }
-}
-
-/**
- * Determine request’s Referrer
- *
- * @see https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer
- */
-function determineRequestsReferrer (request) {
-  // Given a request request, we can determine the correct referrer information
-  // to send by examining its referrer policy as detailed in the following
-  // steps, which return either no referrer or a URL:
-
-  // 1. Let policy be request's referrer policy.
-  const policy = request.referrerPolicy
-
-  // Note: policy cannot (shouldn't) be null or an empty string.
-  assert(policy)
-
-  // 2. Let environment be request’s client.
-
-  let referrerSource = null
-
-  // 3. Switch on request’s referrer:
-
-  // "client"
-  if (request.referrer === 'client') {
-    // Note: node isn't a browser and doesn't implement document/iframes,
-    // so we bypass this step and replace it with our own.
-
-    const globalOrigin = getGlobalOrigin()
-
-    if (!globalOrigin || globalOrigin.origin === 'null') {
-      return 'no-referrer'
-    }
-
-    // Note: we need to clone it as it's mutated
-    referrerSource = new URL(globalOrigin)
-  // a URL
-  } else if (webidl.is.URL(request.referrer)) {
-    // Let referrerSource be request’s referrer.
-    referrerSource = request.referrer
-  }
-
-  // 4. Let request’s referrerURL be the result of stripping referrerSource for
-  //    use as a referrer.
-  let referrerURL = stripURLForReferrer(referrerSource)
-
-  // 5. Let referrerOrigin be the result of stripping referrerSource for use as
-  //    a referrer, with the origin-only flag set to true.
-  const referrerOrigin = stripURLForReferrer(referrerSource, true)
-
-  // 6. If the result of serializing referrerURL is a string whose length is
-  //    greater than 4096, set referrerURL to referrerOrigin.
-  if (referrerURL.toString().length > 4096) {
-    referrerURL = referrerOrigin
-  }
-
-  // 7. The user agent MAY alter referrerURL or referrerOrigin at this point
-  // to enforce arbitrary policy considerations in the interests of minimizing
-  // data leakage. For example, the user agent could strip the URL down to an
-  // origin, modify its host, replace it with an empty string, etc.
-
-  // 8. Execute the switch statements corresponding to the value of policy:
-  switch (policy) {
-    case 'no-referrer':
-      // Return no referrer
-      return 'no-referrer'
-    case 'origin':
-      // Return referrerOrigin
-      if (referrerOrigin != null) {
-        return referrerOrigin
-      }
-      return stripURLForReferrer(referrerSource, true)
-    case 'unsafe-url':
-      // Return referrerURL.
-      return referrerURL
-    case 'strict-origin': {
-      const currentURL = requestCurrentURL(request)
-
-      // 1. If referrerURL is a potentially trustworthy URL and request’s
-      //    current URL is not a potentially trustworthy URL, then return no
-      //    referrer.
-      if (isURLPotentiallyTrustworthy(referrerURL) && !isURLPotentiallyTrustworthy(currentURL)) {
-        return 'no-referrer'
-      }
-      // 2. Return referrerOrigin
-      return referrerOrigin
-    }
-    case 'strict-origin-when-cross-origin': {
-      const currentURL = requestCurrentURL(request)
-
-      // 1. If the origin of referrerURL and the origin of request’s current
-      //    URL are the same, then return referrerURL.
-      if (sameOrigin(referrerURL, currentURL)) {
-        return referrerURL
-      }
-
-      // 2. If referrerURL is a potentially trustworthy URL and request’s
-      //    current URL is not a potentially trustworthy URL, then return no
-      //    referrer.
-      if (isURLPotentiallyTrustworthy(referrerURL) && !isURLPotentiallyTrustworthy(currentURL)) {
-        return 'no-referrer'
-      }
-
-      // 3. Return referrerOrigin.
-      return referrerOrigin
-    }
-    case 'same-origin':
-      // 1. If the origin of referrerURL and the origin of request’s current
-      // URL are the same, then return referrerURL.
-      if (sameOrigin(request, referrerURL)) {
-        return referrerURL
-      }
-      // 2. Return no referrer.
-      return 'no-referrer'
-    case 'origin-when-cross-origin':
-      // 1. If the origin of referrerURL and the origin of request’s current
-      // URL are the same, then return referrerURL.
-      if (sameOrigin(request, referrerURL)) {
-        return referrerURL
-      }
-      // 2. Return referrerOrigin.
-      return referrerOrigin
-    case 'no-referrer-when-downgrade': {
-      const currentURL = requestCurrentURL(request)
-
-      // 1. If referrerURL is a potentially trustworthy URL and request’s
-      //    current URL is not a potentially trustworthy URL, then return no
-      //    referrer.
-      if (isURLPotentiallyTrustworthy(referrerURL) && !isURLPotentiallyTrustworthy(currentURL)) {
-        return 'no-referrer'
-      }
-      // 2. Return referrerURL.
-      return referrerURL
-    }
-  }
-}
-
-/**
- * Certain portions of URLs must not be included when sending a URL as the
- * value of a `Referer` header: a URLs fragment, username, and password
- * components must be stripped from the URL before it’s sent out. This
- * algorithm accepts a origin-only flag, which defaults to false. If set to
- * true, the algorithm will additionally remove the URL’s path and query
- * components, leaving only the scheme, host, and port.
- *
- * @see https://w3c.github.io/webappsec-referrer-policy/#strip-url
- * @param {URL} url
- * @param {boolean} [originOnly=false]
- */
-function stripURLForReferrer (url, originOnly = false) {
-  // 1. Assert: url is a URL.
-  assert(webidl.is.URL(url))
-
-  // Note: Create a new URL instance to avoid mutating the original URL.
-  url = new URL(url)
-
-  // 2. If url’s scheme is a local scheme, then return no referrer.
-  if (urlIsLocal(url)) {
-    return 'no-referrer'
-  }
-
-  // 3. Set url’s username to the empty string.
-  url.username = ''
-
-  // 4. Set url’s password to the empty string.
-  url.password = ''
-
-  // 5. Set url’s fragment to null.
-  url.hash = ''
-
-  // 6. If the origin-only flag is true, then:
-  if (originOnly === true) {
-    // 1. Set url’s path to « the empty string ».
-    url.pathname = ''
-
-    // 2. Set url’s query to null.
-    url.search = ''
-  }
-
-  // 7. Return url.
-  return url
-}
-
-const isPotentialleTrustworthyIPv4 = RegExp.prototype.test
-  .bind(/^127\.(?:(?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)\.){2}(?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)$/)
-
-const isPotentiallyTrustworthyIPv6 = RegExp.prototype.test
-  .bind(/^(?:(?:0{1,4}:){7}|(?:0{1,4}:){1,6}:|::)0{0,3}1$/)
-
-/**
- * Check if host matches one of the CIDR notations 127.0.0.0/8 or ::1/128.
- *
- * @param {string} origin
- * @returns {boolean}
- */
-function isOriginIPPotentiallyTrustworthy (origin) {
-  // IPv6
-  if (origin.includes(':')) {
-    // Remove brackets from IPv6 addresses
-    if (origin[0] === '[' && origin[origin.length - 1] === ']') {
-      origin = origin.slice(1, -1)
-    }
-    return isPotentiallyTrustworthyIPv6(origin)
-  }
-
-  // IPv4
-  return isPotentialleTrustworthyIPv4(origin)
-}
-
-/**
- * A potentially trustworthy origin is one which a user agent can generally
- * trust as delivering data securely.
- *
- * Return value `true` means `Potentially Trustworthy`.
- * Return value `false` means `Not Trustworthy`.
- *
- * @see https://w3c.github.io/webappsec-secure-contexts/#is-origin-trustworthy
- * @param {string} origin
- * @returns {boolean}
- */
-function isOriginPotentiallyTrustworthy (origin) {
-  // 1. If origin is an opaque origin, return "Not Trustworthy".
-  if (origin == null || origin === 'null') {
-    return false
-  }
-
-  // 2. Assert: origin is a tuple origin.
-  origin = new URL(origin)
-
-  // 3. If origin’s scheme is either "https" or "wss",
-  //    return "Potentially Trustworthy".
-  if (origin.protocol === 'https:' || origin.protocol === 'wss:') {
-    return true
-  }
-
-  // 4. If origin’s host matches one of the CIDR notations 127.0.0.0/8 or
-  // ::1/128 [RFC4632], return "Potentially Trustworthy".
-  if (isOriginIPPotentiallyTrustworthy(origin.hostname)) {
-    return true
-  }
-
-  // 5. If the user agent conforms to the name resolution rules in
-  //    [let-localhost-be-localhost] and one of the following is true:
-
-  //    origin’s host is "localhost" or "localhost."
-  if (origin.hostname === 'localhost' || origin.hostname === 'localhost.') {
-    return true
-  }
-
-  //    origin’s host ends with ".localhost" or ".localhost."
-  if (origin.hostname.endsWith('.localhost') || origin.hostname.endsWith('.localhost.')) {
-    return true
-  }
-
-  // 6. If origin’s scheme is "file", return "Potentially Trustworthy".
-  if (origin.protocol === 'file:') {
-    return true
-  }
-
-  // 7. If origin’s scheme component is one which the user agent considers to
-  // be authenticated, return "Potentially Trustworthy".
-
-  // 8. If origin has been configured as a trustworthy origin, return
-  //    "Potentially Trustworthy".
-
-  // 9. Return "Not Trustworthy".
-  return false
-}
-
-/**
- * A potentially trustworthy URL is one which either inherits context from its
- * creator (about:blank, about:srcdoc, data) or one whose origin is a
- * potentially trustworthy origin.
- *
- * Return value `true` means `Potentially Trustworthy`.
- * Return value `false` means `Not Trustworthy`.
- *
- * @see https://www.w3.org/TR/secure-contexts/#is-url-trustworthy
- * @param {URL} url
- * @returns {boolean}
- */
-function isURLPotentiallyTrustworthy (url) {
-  // Given a URL record (url), the following algorithm returns "Potentially
-  // Trustworthy" or "Not Trustworthy" as appropriate:
-  if (!webidl.is.URL(url)) {
-    return false
-  }
-
-  // 1. If url is "about:blank" or "about:srcdoc",
-  //    return "Potentially Trustworthy".
-  if (url.href === 'about:blank' || url.href === 'about:srcdoc') {
-    return true
-  }
-
-  // 2. If url’s scheme is "data", return "Potentially Trustworthy".
-  if (url.protocol === 'data:') return true
-
-  // Note: The origin of blob: URLs is the origin of the context in which they
-  // were created. Therefore, blobs created in a trustworthy origin will
-  // themselves be potentially trustworthy.
-  if (url.protocol === 'blob:') return true
-
-  // 3. Return the result of executing § 3.1 Is origin potentially trustworthy?
-  // on url’s origin.
-  return isOriginPotentiallyTrustworthy(url.origin)
-}
-
-// https://w3c.github.io/webappsec-upgrade-insecure-requests/#upgrade-request
-function tryUpgradeRequestToAPotentiallyTrustworthyURL (request) {
-  // TODO
-}
-
-/**
- * @link {https://html.spec.whatwg.org/multipage/origin.html#same-origin}
- * @param {URL} A
- * @param {URL} B
- */
-function sameOrigin (A, B) {
-  // 1. If A and B are the same opaque origin, then return true.
-  if (A.origin === B.origin && A.origin === 'null') {
-    return true
-  }
-
-  // 2. If A and B are both tuple origins and their schemes,
-  //    hosts, and port are identical, then return true.
-  if (A.protocol === B.protocol && A.hostname === B.hostname && A.port === B.port) {
-    return true
-  }
-
-  // 3. Return false.
-  return false
-}
-
-function isAborted (fetchParams) {
-  return fetchParams.controller.state === 'aborted'
-}
-
-function isCancelled (fetchParams) {
-  return fetchParams.controller.state === 'aborted' ||
-    fetchParams.controller.state === 'terminated'
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-method-normalize
- * @param {string} method
- */
-function normalizeMethod (method) {
-  return normalizedMethodRecordsBase[method.toLowerCase()] ?? method
-}
-
-// https://tc39.es/ecma262/#sec-%25iteratorprototype%25-object
-const esIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()))
-
-/**
- * @see https://webidl.spec.whatwg.org/#dfn-iterator-prototype-object
- * @param {string} name name of the instance
- * @param {((target: any) => any)} kInternalIterator
- * @param {string | number} [keyIndex]
- * @param {string | number} [valueIndex]
- */
-function createIterator (name, kInternalIterator, keyIndex = 0, valueIndex = 1) {
-  class FastIterableIterator {
-    /** @type {any} */
-    #target
-    /** @type {'key' | 'value' | 'key+value'} */
-    #kind
-    /** @type {number} */
-    #index
-
-    /**
-     * @see https://webidl.spec.whatwg.org/#dfn-default-iterator-object
-     * @param {unknown} target
-     * @param {'key' | 'value' | 'key+value'} kind
-     */
-    constructor (target, kind) {
-      this.#target = target
-      this.#kind = kind
-      this.#index = 0
-    }
-
-    next () {
-      // 1. Let interface be the interface for which the iterator prototype object exists.
-      // 2. Let thisValue be the this value.
-      // 3. Let object be ? ToObject(thisValue).
-      // 4. If object is a platform object, then perform a security
-      //    check, passing:
-      // 5. If object is not a default iterator object for interface,
-      //    then throw a TypeError.
-      if (typeof this !== 'object' || this === null || !(#target in this)) {
-        throw new TypeError(
-          `'next' called on an object that does not implement interface ${name} Iterator.`
-        )
-      }
-
-      // 6. Let index be object’s index.
-      // 7. Let kind be object’s kind.
-      // 8. Let values be object’s target's value pairs to iterate over.
-      const index = this.#index
-      const values = kInternalIterator(this.#target)
-
-      // 9. Let len be the length of values.
-      const len = values.length
-
-      // 10. If index is greater than or equal to len, then return
-      //     CreateIterResultObject(undefined, true).
-      if (index >= len) {
-        return {
-          value: undefined,
-          done: true
-        }
-      }
-
-      // 11. Let pair be the entry in values at index index.
-      const { [keyIndex]: key, [valueIndex]: value } = values[index]
-
-      // 12. Set object’s index to index + 1.
-      this.#index = index + 1
-
-      // 13. Return the iterator result for pair and kind.
-
-      // https://webidl.spec.whatwg.org/#iterator-result
-
-      // 1. Let result be a value determined by the value of kind:
-      let result
-      switch (this.#kind) {
-        case 'key':
-          // 1. Let idlKey be pair’s key.
-          // 2. Let key be the result of converting idlKey to an
-          //    ECMAScript value.
-          // 3. result is key.
-          result = key
-          break
-        case 'value':
-          // 1. Let idlValue be pair’s value.
-          // 2. Let value be the result of converting idlValue to
-          //    an ECMAScript value.
-          // 3. result is value.
-          result = value
-          break
-        case 'key+value':
-          // 1. Let idlKey be pair’s key.
-          // 2. Let idlValue be pair’s value.
-          // 3. Let key be the result of converting idlKey to an
-          //    ECMAScript value.
-          // 4. Let value be the result of converting idlValue to
-          //    an ECMAScript value.
-          // 5. Let array be ! ArrayCreate(2).
-          // 6. Call ! CreateDataProperty(array, "0", key).
-          // 7. Call ! CreateDataProperty(array, "1", value).
-          // 8. result is array.
-          result = [key, value]
-          break
-      }
-
-      // 2. Return CreateIterResultObject(result, false).
-      return {
-        value: result,
-        done: false
-      }
-    }
-  }
-
-  // https://webidl.spec.whatwg.org/#dfn-iterator-prototype-object
-  // @ts-ignore
-  delete FastIterableIterator.prototype.constructor
-
-  Object.setPrototypeOf(FastIterableIterator.prototype, esIteratorPrototype)
-
-  Object.defineProperties(FastIterableIterator.prototype, {
-    [Symbol.toStringTag]: {
-      writable: false,
-      enumerable: false,
-      configurable: true,
-      value: `${name} Iterator`
-    },
-    next: { writable: true, enumerable: true, configurable: true }
-  })
-
-  /**
-   * @param {unknown} target
-   * @param {'key' | 'value' | 'key+value'} kind
-   * @returns {IterableIterator<any>}
-   */
-  return function (target, kind) {
-    return new FastIterableIterator(target, kind)
-  }
-}
-
-/**
- * @see https://webidl.spec.whatwg.org/#dfn-iterator-prototype-object
- * @param {string} name name of the instance
- * @param {any} object class
- * @param {(target: any) => any} kInternalIterator
- * @param {string | number} [keyIndex]
- * @param {string | number} [valueIndex]
- */
-function iteratorMixin (name, object, kInternalIterator, keyIndex = 0, valueIndex = 1) {
-  const makeIterator = createIterator(name, kInternalIterator, keyIndex, valueIndex)
-
-  const properties = {
-    keys: {
-      writable: true,
-      enumerable: true,
-      configurable: true,
-      value: function keys () {
-        webidl.brandCheck(this, object)
-        return makeIterator(this, 'key')
-      }
-    },
-    values: {
-      writable: true,
-      enumerable: true,
-      configurable: true,
-      value: function values () {
-        webidl.brandCheck(this, object)
-        return makeIterator(this, 'value')
-      }
-    },
-    entries: {
-      writable: true,
-      enumerable: true,
-      configurable: true,
-      value: function entries () {
-        webidl.brandCheck(this, object)
-        return makeIterator(this, 'key+value')
-      }
-    },
-    forEach: {
-      writable: true,
-      enumerable: true,
-      configurable: true,
-      value: function forEach (callbackfn, thisArg = globalThis) {
-        webidl.brandCheck(this, object)
-        webidl.argumentLengthCheck(arguments, 1, `${name}.forEach`)
-        if (typeof callbackfn !== 'function') {
-          throw new TypeError(
-            `Failed to execute 'forEach' on '${name}': parameter 1 is not of type 'Function'.`
-          )
-        }
-        for (const { 0: key, 1: value } of makeIterator(this, 'key+value')) {
-          callbackfn.call(thisArg, value, key, this)
-        }
-      }
-    }
-  }
-
-  return Object.defineProperties(object.prototype, {
-    ...properties,
-    [Symbol.iterator]: {
-      writable: true,
-      enumerable: false,
-      configurable: true,
-      value: properties.entries.value
-    }
-  })
-}
-
-/**
- * @param {import('./body').ExtractBodyResult} body
- * @param {(bytes: Uint8Array) => void} processBody
- * @param {(error: Error) => void} processBodyError
- * @returns {void}
- *
- * @see https://fetch.spec.whatwg.org/#body-fully-read
- */
-function fullyReadBody (body, processBody, processBodyError) {
-  // 1. If taskDestination is null, then set taskDestination to
-  //    the result of starting a new parallel queue.
-
-  // 2. Let successSteps given a byte sequence bytes be to queue a
-  //    fetch task to run processBody given bytes, with taskDestination.
-  const successSteps = processBody
-
-  // 3. Let errorSteps be to queue a fetch task to run processBodyError,
-  //    with taskDestination.
-  const errorSteps = processBodyError
-
-  try {
-  // 4. Let reader be the result of getting a reader for body’s stream.
-  //    If that threw an exception, then run errorSteps with that
-  //    exception and return.
-    const reader = body.stream.getReader()
-
-    // 5. Read all bytes from reader, given successSteps and errorSteps.
-    readAllBytes(reader, successSteps, errorSteps)
-  } catch (e) {
-    errorSteps(e)
-  }
-}
-
-/**
- * @param {ReadableStreamController<Uint8Array>} controller
- */
-function readableStreamClose (controller) {
-  try {
-    controller.close()
-    controller.byobRequest?.respond(0)
-  } catch (err) {
-    // TODO: add comment explaining why this error occurs.
-    if (!err.message.includes('Controller is already closed') && !err.message.includes('ReadableStream is already closed')) {
-      throw err
-    }
-  }
-}
-
-/**
- * @see https://streams.spec.whatwg.org/#readablestreamdefaultreader-read-all-bytes
- * @see https://streams.spec.whatwg.org/#read-loop
- * @param {ReadableStream<Uint8Array<ArrayBuffer>>} reader
- * @param {(bytes: Uint8Array) => void} successSteps
- * @param {(error: Error) => void} failureSteps
- * @returns {Promise<void>}
- */
-async function readAllBytes (reader, successSteps, failureSteps) {
-  try {
-    const bytes = []
-    let byteLength = 0
-
-    do {
-      const { done, value: chunk } = await reader.read()
-
-      if (done) {
-        // 1. Call successSteps with bytes.
-        successSteps(Buffer.concat(bytes, byteLength))
-        return
-      }
-
-      // 1. If chunk is not a Uint8Array object, call failureSteps
-      //    with a TypeError and abort these steps.
-      if (!isUint8Array(chunk)) {
-        failureSteps(new TypeError('Received non-Uint8Array chunk'))
-        return
-      }
-
-      // 2. Append the bytes represented by chunk to bytes.
-      bytes.push(chunk)
-      byteLength += chunk.length
-
-    // 3. Read-loop given reader, bytes, successSteps, and failureSteps.
-    } while (true)
-  } catch (e) {
-    // 1. Call failureSteps with e.
-    failureSteps(e)
-  }
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#is-local
- * @param {URL} url
- * @returns {boolean}
- */
-function urlIsLocal (url) {
-  assert('protocol' in url) // ensure it's a url object
-
-  const protocol = url.protocol
-
-  // A URL is local if its scheme is a local scheme.
-  // A local scheme is "about", "blob", or "data".
-  return protocol === 'about:' || protocol === 'blob:' || protocol === 'data:'
-}
-
-/**
- * @param {string|URL} url
- * @returns {boolean}
- */
-function urlHasHttpsScheme (url) {
-  return (
-    (
-      typeof url === 'string' &&
-      url[5] === ':' &&
-      url[0] === 'h' &&
-      url[1] === 't' &&
-      url[2] === 't' &&
-      url[3] === 'p' &&
-      url[4] === 's'
-    ) ||
-    url.protocol === 'https:'
-  )
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#http-scheme
- * @param {URL} url
- */
-function urlIsHttpHttpsScheme (url) {
-  assert('protocol' in url) // ensure it's a url object
-
-  const protocol = url.protocol
-
-  return protocol === 'http:' || protocol === 'https:'
-}
-
-/**
- * @typedef {Object} RangeHeaderValue
- * @property {number|null} rangeStartValue
- * @property {number|null} rangeEndValue
- */
-
-/**
- * @see https://fetch.spec.whatwg.org/#simple-range-header-value
- * @param {string} value
- * @param {boolean} allowWhitespace
- * @return {RangeHeaderValue|'failure'}
- */
-function simpleRangeHeaderValue (value, allowWhitespace) {
-  // 1. Let data be the isomorphic decoding of value.
-  // Note: isomorphic decoding takes a sequence of bytes (ie. a Uint8Array) and turns it into a string,
-  // nothing more. We obviously don't need to do that if value is a string already.
-  const data = value
-
-  // 2. If data does not start with "bytes", then return failure.
-  if (!data.startsWith('bytes')) {
-    return 'failure'
-  }
-
-  // 3. Let position be a position variable for data, initially pointing at the 5th code point of data.
-  const position = { position: 5 }
-
-  // 4. If allowWhitespace is true, collect a sequence of code points that are HTTP tab or space,
-  //    from data given position.
-  if (allowWhitespace) {
-    collectASequenceOfCodePoints(
-      (char) => char === '\t' || char === ' ',
-      data,
-      position
-    )
-  }
-
-  // 5. If the code point at position within data is not U+003D (=), then return failure.
-  if (data.charCodeAt(position.position) !== 0x3D) {
-    return 'failure'
-  }
-
-  // 6. Advance position by 1.
-  position.position++
-
-  // 7. If allowWhitespace is true, collect a sequence of code points that are HTTP tab or space, from
-  //    data given position.
-  if (allowWhitespace) {
-    collectASequenceOfCodePoints(
-      (char) => char === '\t' || char === ' ',
-      data,
-      position
-    )
-  }
-
-  // 8. Let rangeStart be the result of collecting a sequence of code points that are ASCII digits,
-  //    from data given position.
-  const rangeStart = collectASequenceOfCodePoints(
-    (char) => {
-      const code = char.charCodeAt(0)
-
-      return code >= 0x30 && code <= 0x39
-    },
-    data,
-    position
-  )
-
-  // 9. Let rangeStartValue be rangeStart, interpreted as decimal number, if rangeStart is not the
-  //    empty string; otherwise null.
-  const rangeStartValue = rangeStart.length ? Number(rangeStart) : null
-
-  // 10. If allowWhitespace is true, collect a sequence of code points that are HTTP tab or space,
-  //     from data given position.
-  if (allowWhitespace) {
-    collectASequenceOfCodePoints(
-      (char) => char === '\t' || char === ' ',
-      data,
-      position
-    )
-  }
-
-  // 11. If the code point at position within data is not U+002D (-), then return failure.
-  if (data.charCodeAt(position.position) !== 0x2D) {
-    return 'failure'
-  }
-
-  // 12. Advance position by 1.
-  position.position++
-
-  // 13. If allowWhitespace is true, collect a sequence of code points that are HTTP tab
-  //     or space, from data given position.
-  // Note from Khafra: its the same step as in #8 again lol
-  if (allowWhitespace) {
-    collectASequenceOfCodePoints(
-      (char) => char === '\t' || char === ' ',
-      data,
-      position
-    )
-  }
-
-  // 14. Let rangeEnd be the result of collecting a sequence of code points that are
-  //     ASCII digits, from data given position.
-  // Note from Khafra: you wouldn't guess it, but this is also the same step as #8
-  const rangeEnd = collectASequenceOfCodePoints(
-    (char) => {
-      const code = char.charCodeAt(0)
-
-      return code >= 0x30 && code <= 0x39
-    },
-    data,
-    position
-  )
-
-  // 15. Let rangeEndValue be rangeEnd, interpreted as decimal number, if rangeEnd
-  //     is not the empty string; otherwise null.
-  // Note from Khafra: THE SAME STEP, AGAIN!!!
-  // Note: why interpret as a decimal if we only collect ascii digits?
-  const rangeEndValue = rangeEnd.length ? Number(rangeEnd) : null
-
-  // 16. If position is not past the end of data, then return failure.
-  if (position.position < data.length) {
-    return 'failure'
-  }
-
-  // 17. If rangeEndValue and rangeStartValue are null, then return failure.
-  if (rangeEndValue === null && rangeStartValue === null) {
-    return 'failure'
-  }
-
-  // 18. If rangeStartValue and rangeEndValue are numbers, and rangeStartValue is
-  //     greater than rangeEndValue, then return failure.
-  // Note: ... when can they not be numbers?
-  if (rangeStartValue > rangeEndValue) {
-    return 'failure'
-  }
-
-  // 19. Return (rangeStartValue, rangeEndValue).
-  return { rangeStartValue, rangeEndValue }
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#build-a-content-range
- * @param {number} rangeStart
- * @param {number} rangeEnd
- * @param {number} fullLength
- */
-function buildContentRange (rangeStart, rangeEnd, fullLength) {
-  // 1. Let contentRange be `bytes `.
-  let contentRange = 'bytes '
-
-  // 2. Append rangeStart, serialized and isomorphic encoded, to contentRange.
-  contentRange += isomorphicEncode(`${rangeStart}`)
-
-  // 3. Append 0x2D (-) to contentRange.
-  contentRange += '-'
-
-  // 4. Append rangeEnd, serialized and isomorphic encoded to contentRange.
-  contentRange += isomorphicEncode(`${rangeEnd}`)
-
-  // 5. Append 0x2F (/) to contentRange.
-  contentRange += '/'
-
-  // 6. Append fullLength, serialized and isomorphic encoded to contentRange.
-  contentRange += isomorphicEncode(`${fullLength}`)
-
-  // 7. Return contentRange.
-  return contentRange
-}
-
-// A Stream, which pipes the response to zlib.createInflate() or
-// zlib.createInflateRaw() depending on the first byte of the Buffer.
-// If the lower byte of the first byte is 0x08, then the stream is
-// interpreted as a zlib stream, otherwise it's interpreted as a
-// raw deflate stream.
-class InflateStream extends Transform {
-  #zlibOptions
-
-  /** @param {zlib.ZlibOptions} [zlibOptions] */
-  constructor (zlibOptions) {
-    super()
-    this.#zlibOptions = zlibOptions
-  }
-
-  _transform (chunk, encoding, callback) {
-    if (!this._inflateStream) {
-      if (chunk.length === 0) {
-        callback()
-        return
-      }
-      this._inflateStream = (chunk[0] & 0x0F) === 0x08
-        ? zlib.createInflate(this.#zlibOptions)
-        : zlib.createInflateRaw(this.#zlibOptions)
-
-      this._inflateStream.on('data', this.push.bind(this))
-      this._inflateStream.on('end', () => this.push(null))
-      this._inflateStream.on('error', (err) => this.destroy(err))
-    }
-
-    this._inflateStream.write(chunk, encoding, callback)
-  }
-
-  _final (callback) {
-    if (this._inflateStream) {
-      this._inflateStream.end()
-      this._inflateStream = null
-    }
-    callback()
-  }
-}
-
-/**
- * @param {zlib.ZlibOptions} [zlibOptions]
- * @returns {InflateStream}
- */
-function createInflate (zlibOptions) {
-  return new InflateStream(zlibOptions)
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-header-extract-mime-type
- * @param {import('./headers').HeadersList} headers
- */
-function extractMimeType (headers) {
-  // 1. Let charset be null.
-  let charset = null
-
-  // 2. Let essence be null.
-  let essence = null
-
-  // 3. Let mimeType be null.
-  let mimeType = null
-
-  // 4. Let values be the result of getting, decoding, and splitting `Content-Type` from headers.
-  const values = getDecodeSplit('content-type', headers)
-
-  // 5. If values is null, then return failure.
-  if (values === null) {
-    return 'failure'
-  }
-
-  // 6. For each value of values:
-  for (const value of values) {
-    // 6.1. Let temporaryMimeType be the result of parsing value.
-    const temporaryMimeType = parseMIMEType(value)
-
-    // 6.2. If temporaryMimeType is failure or its essence is "*/*", then continue.
-    if (temporaryMimeType === 'failure' || temporaryMimeType.essence === '*/*') {
-      continue
-    }
-
-    // 6.3. Set mimeType to temporaryMimeType.
-    mimeType = temporaryMimeType
-
-    // 6.4. If mimeType’s essence is not essence, then:
-    if (mimeType.essence !== essence) {
-      // 6.4.1. Set charset to null.
-      charset = null
-
-      // 6.4.2. If mimeType’s parameters["charset"] exists, then set charset to
-      //        mimeType’s parameters["charset"].
-      if (mimeType.parameters.has('charset')) {
-        charset = mimeType.parameters.get('charset')
-      }
-
-      // 6.4.3. Set essence to mimeType’s essence.
-      essence = mimeType.essence
-    } else if (!mimeType.parameters.has('charset') && charset !== null) {
-      // 6.5. Otherwise, if mimeType’s parameters["charset"] does not exist, and
-      //      charset is non-null, set mimeType’s parameters["charset"] to charset.
-      mimeType.parameters.set('charset', charset)
-    }
-  }
-
-  // 7. If mimeType is null, then return failure.
-  if (mimeType == null) {
-    return 'failure'
-  }
-
-  // 8. Return mimeType.
-  return mimeType
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#header-value-get-decode-and-split
- * @param {string|null} value
- */
-function gettingDecodingSplitting (value) {
-  // 1. Let input be the result of isomorphic decoding value.
-  const input = value
-
-  // 2. Let position be a position variable for input, initially pointing at the start of input.
-  const position = { position: 0 }
-
-  // 3. Let values be a list of strings, initially empty.
-  const values = []
-
-  // 4. Let temporaryValue be the empty string.
-  let temporaryValue = ''
-
-  // 5. While position is not past the end of input:
-  while (position.position < input.length) {
-    // 5.1. Append the result of collecting a sequence of code points that are not U+0022 (")
-    //      or U+002C (,) from input, given position, to temporaryValue.
-    temporaryValue += collectASequenceOfCodePoints(
-      (char) => char !== '"' && char !== ',',
-      input,
-      position
-    )
-
-    // 5.2. If position is not past the end of input, then:
-    if (position.position < input.length) {
-      // 5.2.1. If the code point at position within input is U+0022 ("), then:
-      if (input.charCodeAt(position.position) === 0x22) {
-        // 5.2.1.1. Append the result of collecting an HTTP quoted string from input, given position, to temporaryValue.
-        temporaryValue += collectAnHTTPQuotedString(
-          input,
-          position
-        )
-
-        // 5.2.1.2. If position is not past the end of input, then continue.
-        if (position.position < input.length) {
-          continue
-        }
-      } else {
-        // 5.2.2. Otherwise:
-
-        // 5.2.2.1. Assert: the code point at position within input is U+002C (,).
-        assert(input.charCodeAt(position.position) === 0x2C)
-
-        // 5.2.2.2. Advance position by 1.
-        position.position++
-      }
-    }
-
-    // 5.3. Remove all HTTP tab or space from the start and end of temporaryValue.
-    temporaryValue = removeChars(temporaryValue, true, true, (char) => char === 0x9 || char === 0x20)
-
-    // 5.4. Append temporaryValue to values.
-    values.push(temporaryValue)
-
-    // 5.6. Set temporaryValue to the empty string.
-    temporaryValue = ''
-  }
-
-  // 6. Return values.
-  return values
-}
-
-/**
- * @see https://fetch.spec.whatwg.org/#concept-header-list-get-decode-split
- * @param {string} name lowercase header name
- * @param {import('./headers').HeadersList} list
- */
-function getDecodeSplit (name, list) {
-  // 1. Let value be the result of getting name from list.
-  const value = list.get(name, true)
-
-  // 2. If value is null, then return null.
-  if (value === null) {
-    return null
-  }
-
-  // 3. Return the result of getting, decoding, and splitting value.
-  return gettingDecodingSplitting(value)
-}
-
-function hasAuthenticationEntry (request) {
-  return false
-}
-
-/**
- * @see https://url.spec.whatwg.org/#include-credentials
- * @param {URL} url
- */
-function includesCredentials (url) {
-  // A URL includes credentials if its username or password is not the empty string.
-  return !!(url.username || url.password)
-}
-
-/**
- * @see https://html.spec.whatwg.org/multipage/document-sequences.html#traversable-navigable
- * @param {object|string} navigable
- */
-function isTraversableNavigable (navigable) {
-  // TODO
-  return true
-}
-
-class EnvironmentSettingsObjectBase {
-  get baseUrl () {
-    return getGlobalOrigin()
-  }
-
-  get origin () {
-    return this.baseUrl?.origin
-  }
-
-  policyContainer = makePolicyContainer()
-}
-
-class EnvironmentSettingsObject {
-  settingsObject = new EnvironmentSettingsObjectBase()
-}
-
-const environmentSettingsObject = new EnvironmentSettingsObject()
-
-module.exports = {
-  isAborted,
-  isCancelled,
-  isValidEncodedURL,
-  ReadableStreamFrom,
-  tryUpgradeRequestToAPotentiallyTrustworthyURL,
-  clampAndCoarsenConnectionTimingInfo,
-  coarsenedSharedCurrentTime,
-  determineRequestsReferrer,
-  makePolicyContainer,
-  clonePolicyContainer,
-  appendFetchMetadata,
-  appendRequestOriginHeader,
-  TAOCheck,
-  corsCheck,
-  crossOriginResourcePolicyCheck,
-  createOpaqueTimingInfo,
-  setRequestReferrerPolicyOnRedirect,
-  isValidHTTPToken,
-  requestBadPort,
-  requestCurrentURL,
-  responseURL,
-  responseLocationURL,
-  isURLPotentiallyTrustworthy,
-  isValidReasonPhrase,
-  sameOrigin,
-  normalizeMethod,
-  iteratorMixin,
-  createIterator,
-  isValidHeaderName,
-  isValidHeaderValue,
-  isErrorLike,
-  fullyReadBody,
-  readableStreamClose,
-  urlIsLocal,
-  urlHasHttpsScheme,
-  urlIsHttpHttpsScheme,
-  readAllBytes,
-  simpleRangeHeaderValue,
-  buildContentRange,
-  createInflate,
-  extractMimeType,
-  getDecodeSplit,
-  environmentSettingsObject,
-  isOriginIPPotentiallyTrustworthy,
-  hasAuthenticationEntry,
-  includesCredentials,
-  isTraversableNavigable
-}