chore: base

node_modules/undici/lib/agent.js

@@ -0,0 +1,147 @@
+'use strict'
+
+const { InvalidArgumentError } = require('./core/errors')
+const { kClients, kRunning, kClose, kDestroy, kDispatch } = require('./core/symbols')
+const DispatcherBase = require('./dispatcher-base')
+const Pool = require('./pool')
+const Client = require('./client')
+const util = require('./core/util')
+const RedirectHandler = require('./handler/redirect')
+const { WeakRef, FinalizationRegistry } = require('./compat/dispatcher-weakref')()
+
+const kOnConnect = Symbol('onConnect')
+const kOnDisconnect = Symbol('onDisconnect')
+const kOnConnectionError = Symbol('onConnectionError')
+const kMaxRedirections = Symbol('maxRedirections')
+const kOnDrain = Symbol('onDrain')
+const kFactory = Symbol('factory')
+const kFinalizer = Symbol('finalizer')
+const kOptions = Symbol('options')
+
+function defaultFactory (origin, opts) {
+  return opts && opts.connections === 1
+    ? new Client(origin, opts)
+    : new Pool(origin, opts)
+}
+
+class Agent extends DispatcherBase {
+  constructor ({ factory = defaultFactory, maxRedirections = 0, connect, ...options } = {}) {
+    super()
+
+    if (typeof factory !== 'function') {
+      throw new InvalidArgumentError('factory must be a function.')
+    }
+
+    if (connect != null && typeof connect !== 'function' && typeof connect !== 'object') {
+      throw new InvalidArgumentError('connect must be a function or an object')
+    }
+
+    if (!Number.isInteger(maxRedirections) || maxRedirections < 0) {
+      throw new InvalidArgumentError('maxRedirections must be a positive number')
+    }
+
+    if (connect && typeof connect !== 'function') {
+      connect = { ...connect }
+    }
+
+    this[kOptions] = { ...util.deepClone(options), connect }
+    this[kMaxRedirections] = maxRedirections
+    this[kFactory] = factory
+    this[kClients] = new Map()
+    this[kFinalizer] = new FinalizationRegistry(/* istanbul ignore next: gc is undeterministic */ key => {
+      const ref = this[kClients].get(key)
+      if (ref !== undefined && ref.deref() === undefined) {
+        this[kClients].delete(key)
+      }
+    })
+
+    const agent = this
+
+    this[kOnDrain] = (origin, targets) => {
+      agent.emit('drain', origin, [agent, ...targets])
+    }
+
+    this[kOnConnect] = (origin, targets) => {
+      agent.emit('connect', origin, [agent, ...targets])
+    }
+
+    this[kOnDisconnect] = (origin, targets, err) => {
+      agent.emit('disconnect', origin, [agent, ...targets], err)
+    }
+
+    this[kOnConnectionError] = (origin, targets, err) => {
+      agent.emit('connectionError', origin, [agent, ...targets], err)
+    }
+  }
+
+  get [kRunning] () {
+    let ret = 0
+    for (const ref of this[kClients].values()) {
+      const client = ref.deref()
+      /* istanbul ignore next: gc is undeterministic */
+      if (client) {
+        ret += client[kRunning]
+      }
+    }
+    return ret
+  }
+
+  [kDispatch] (opts, handler) {
+    let key
+    if (opts.origin && (typeof opts.origin === 'string' || opts.origin instanceof URL)) {
+      key = String(opts.origin)
+    } else {
+      throw new InvalidArgumentError('opts.origin must be a non-empty string or URL.')
+    }
+
+    const ref = this[kClients].get(key)
+
+    let dispatcher = ref ? ref.deref() : null
+    if (!dispatcher) {
+      dispatcher = this[kFactory](opts.origin, this[kOptions])
+        .on('drain', this[kOnDrain])
+        .on('connect', this[kOnConnect])
+        .on('disconnect', this[kOnDisconnect])
+        .on('connectionError', this[kOnConnectionError])
+
+      this[kClients].set(key, new WeakRef(dispatcher))
+      this[kFinalizer].register(dispatcher, key)
+    }
+
+    const { maxRedirections = this[kMaxRedirections] } = opts
+    if (maxRedirections != null && maxRedirections !== 0) {
+      opts = { ...opts, maxRedirections: 0 } // Stop sub dispatcher from also redirecting.
+      handler = new RedirectHandler(this, maxRedirections, opts, handler)
+    }
+
+    return dispatcher.dispatch(opts, handler)
+  }
+
+  async [kClose] () {
+    const closePromises = []
+    for (const ref of this[kClients].values()) {
+      const client = ref.deref()
+      /* istanbul ignore else: gc is undeterministic */
+      if (client) {
+        closePromises.push(client.close())
+      }
+    }
+
+    await Promise.all(closePromises)
+  }
+
+  async [kDestroy] (err) {
+    const destroyPromises = []
+    for (const ref of this[kClients].values()) {
+      const client = ref.deref()
+      /* istanbul ignore else: gc is undeterministic */
+      if (client) {
+        destroyPromises.push(client.destroy(err))
+      }
+    }
+
+    await Promise.all(destroyPromises)
+  }
+}
+
+module.exports = Agent

node_modules/undici/lib/api/abort-signal.js

@@ -0,0 +1,57 @@
+const { RequestAbortedError } = require('../core/errors')
+
+const kListener = Symbol('kListener')
+const kSignal = Symbol('kSignal')
+
+function abort (self) {
+  if (self.abort) {
+    self.abort()
+  } else {
+    self.onError(new RequestAbortedError())
+  }
+}
+
+function addSignal (self, signal) {
+  self[kSignal] = null
+  self[kListener] = null
+
+  if (!signal) {
+    return
+  }
+
+  if (signal.aborted) {
+    abort(self)
+    return
+  }
+
+  self[kSignal] = signal
+  self[kListener] = () => {
+    abort(self)
+  }
+
+  if ('addEventListener' in self[kSignal]) {
+    self[kSignal].addEventListener('abort', self[kListener])
+  } else {
+    self[kSignal].addListener('abort', self[kListener])
+  }
+}
+
+function removeSignal (self) {
+  if (!self[kSignal]) {
+    return
+  }
+
+  if ('removeEventListener' in self[kSignal]) {
+    self[kSignal].removeEventListener('abort', self[kListener])
+  } else {
+    self[kSignal].removeListener('abort', self[kListener])
+  }
+
+  self[kSignal] = null
+  self[kListener] = null
+}
+
+module.exports = {
+  addSignal,
+  removeSignal
+}

node_modules/undici/lib/api/api-connect.js

@@ -0,0 +1,98 @@
+'use strict'
+
+const { InvalidArgumentError, RequestAbortedError, SocketError } = require('../core/errors')
+const { AsyncResource } = require('async_hooks')
+const util = require('../core/util')
+const { addSignal, removeSignal } = require('./abort-signal')
+
+class ConnectHandler extends AsyncResource {
+  constructor (opts, callback) {
+    if (!opts || typeof opts !== 'object') {
+      throw new InvalidArgumentError('invalid opts')
+    }
+
+    if (typeof callback !== 'function') {
+      throw new InvalidArgumentError('invalid callback')
+    }
+
+    const { signal, opaque, responseHeaders } = opts
+
+    if (signal && typeof signal.on !== 'function' && typeof signal.addEventListener !== 'function') {
+      throw new InvalidArgumentError('signal must be an EventEmitter or EventTarget')
+    }
+
+    super('UNDICI_CONNECT')
+
+    this.opaque = opaque || null
+    this.responseHeaders = responseHeaders || null
+    this.callback = callback
+    this.abort = null
+
+    addSignal(this, signal)
+  }
+
+  onConnect (abort, context) {
+    if (!this.callback) {
+      throw new RequestAbortedError()
+    }
+
+    this.abort = abort
+    this.context = context
+  }
+
+  onHeaders () {
+    throw new SocketError('bad connect', null)
+  }
+
+  onUpgrade (statusCode, rawHeaders, socket) {
+    const { callback, opaque, context } = this
+
+    removeSignal(this)
+
+    this.callback = null
+    const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+    this.runInAsyncScope(callback, null, null, {
+      statusCode,
+      headers,
+      socket,
+      opaque,
+      context
+    })
+  }
+
+  onError (err) {
+    const { callback, opaque } = this
+
+    removeSignal(this)
+
+    if (callback) {
+      this.callback = null
+      queueMicrotask(() => {
+        this.runInAsyncScope(callback, null, err, { opaque })
+      })
+    }
+  }
+}
+
+function connect (opts, callback) {
+  if (callback === undefined) {
+    return new Promise((resolve, reject) => {
+      connect.call(this, opts, (err, data) => {
+        return err ? reject(err) : resolve(data)
+      })
+    })
+  }
+
+  try {
+    const connectHandler = new ConnectHandler(opts, callback)
+    this.dispatch({ ...opts, method: 'CONNECT' }, connectHandler)
+  } catch (err) {
+    if (typeof callback !== 'function') {
+      throw err
+    }
+    const opaque = opts && opts.opaque
+    queueMicrotask(() => callback(err, { opaque }))
+  }
+}
+
+module.exports = connect

node_modules/undici/lib/api/api-pipeline.js

@@ -0,0 +1,249 @@
+'use strict'
+
+const {
+  Readable,
+  Duplex,
+  PassThrough
+} = require('stream')
+const {
+  InvalidArgumentError,
+  InvalidReturnValueError,
+  RequestAbortedError
+} = require('../core/errors')
+const util = require('../core/util')
+const { AsyncResource } = require('async_hooks')
+const { addSignal, removeSignal } = require('./abort-signal')
+const assert = require('assert')
+
+const kResume = Symbol('resume')
+
+class PipelineRequest extends Readable {
+  constructor () {
+    super({ autoDestroy: true })
+
+    this[kResume] = null
+  }
+
+  _read () {
+    const { [kResume]: resume } = this
+
+    if (resume) {
+      this[kResume] = null
+      resume()
+    }
+  }
+
+  _destroy (err, callback) {
+    this._read()
+
+    callback(err)
+  }
+}
+
+class PipelineResponse extends Readable {
+  constructor (resume) {
+    super({ autoDestroy: true })
+    this[kResume] = resume
+  }
+
+  _read () {
+    this[kResume]()
+  }
+
+  _destroy (err, callback) {
+    if (!err && !this._readableState.endEmitted) {
+      err = new RequestAbortedError()
+    }
+
+    callback(err)
+  }
+}
+
+class PipelineHandler extends AsyncResource {
+  constructor (opts, handler) {
+    if (!opts || typeof opts !== 'object') {
+      throw new InvalidArgumentError('invalid opts')
+    }
+
+    if (typeof handler !== 'function') {
+      throw new InvalidArgumentError('invalid handler')
+    }
+
+    const { signal, method, opaque, onInfo, responseHeaders } = opts
+
+    if (signal && typeof signal.on !== 'function' && typeof signal.addEventListener !== 'function') {
+      throw new InvalidArgumentError('signal must be an EventEmitter or EventTarget')
+    }
+
+    if (method === 'CONNECT') {
+      throw new InvalidArgumentError('invalid method')
+    }
+
+    if (onInfo && typeof onInfo !== 'function') {
+      throw new InvalidArgumentError('invalid onInfo callback')
+    }
+
+    super('UNDICI_PIPELINE')
+
+    this.opaque = opaque || null
+    this.responseHeaders = responseHeaders || null
+    this.handler = handler
+    this.abort = null
+    this.context = null
+    this.onInfo = onInfo || null
+
+    this.req = new PipelineRequest().on('error', util.nop)
+
+    this.ret = new Duplex({
+      readableObjectMode: opts.objectMode,
+      autoDestroy: true,
+      read: () => {
+        const { body } = this
+
+        if (body && body.resume) {
+          body.resume()
+        }
+      },
+      write: (chunk, encoding, callback) => {
+        const { req } = this
+
+        if (req.push(chunk, encoding) || req._readableState.destroyed) {
+          callback()
+        } else {
+          req[kResume] = callback
+        }
+      },
+      destroy: (err, callback) => {
+        const { body, req, res, ret, abort } = this
+
+        if (!err && !ret._readableState.endEmitted) {
+          err = new RequestAbortedError()
+        }
+
+        if (abort && err) {
+          abort()
+        }
+
+        util.destroy(body, err)
+        util.destroy(req, err)
+        util.destroy(res, err)
+
+        removeSignal(this)
+
+        callback(err)
+      }
+    }).on('prefinish', () => {
+      const { req } = this
+
+      // Node < 15 does not call _final in same tick.
+      req.push(null)
+    })
+
+    this.res = null
+
+    addSignal(this, signal)
+  }
+
+  onConnect (abort, context) {
+    const { ret, res } = this
+
+    assert(!res, 'pipeline cannot be retried')
+
+    if (ret.destroyed) {
+      throw new RequestAbortedError()
+    }
+
+    this.abort = abort
+    this.context = context
+  }
+
+  onHeaders (statusCode, rawHeaders, resume) {
+    const { opaque, handler, context } = this
+
+    if (statusCode < 200) {
+      if (this.onInfo) {
+        const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+        this.onInfo({ statusCode, headers })
+      }
+      return
+    }
+
+    this.res = new PipelineResponse(resume)
+
+    let body
+    try {
+      this.handler = null
+      const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+      body = this.runInAsyncScope(handler, null, {
+        statusCode,
+        headers,
+        opaque,
+        body: this.res,
+        context
+      })
+    } catch (err) {
+      this.res.on('error', util.nop)
+      throw err
+    }
+
+    if (!body || typeof body.on !== 'function') {
+      throw new InvalidReturnValueError('expected Readable')
+    }
+
+    body
+      .on('data', (chunk) => {
+        const { ret, body } = this
+
+        if (!ret.push(chunk) && body.pause) {
+          body.pause()
+        }
+      })
+      .on('error', (err) => {
+        const { ret } = this
+
+        util.destroy(ret, err)
+      })
+      .on('end', () => {
+        const { ret } = this
+
+        ret.push(null)
+      })
+      .on('close', () => {
+        const { ret } = this
+
+        if (!ret._readableState.ended) {
+          util.destroy(ret, new RequestAbortedError())
+        }
+      })
+
+    this.body = body
+  }
+
+  onData (chunk) {
+    const { res } = this
+    return res.push(chunk)
+  }
+
+  onComplete (trailers) {
+    const { res } = this
+    res.push(null)
+  }
+
+  onError (err) {
+    const { ret } = this
+    this.handler = null
+    util.destroy(ret, err)
+  }
+}
+
+function pipeline (opts, handler) {
+  try {
+    const pipelineHandler = new PipelineHandler(opts, handler)
+    this.dispatch({ ...opts, body: pipelineHandler.req }, pipelineHandler)
+    return pipelineHandler.ret
+  } catch (err) {
+    return new PassThrough().destroy(err)
+  }
+}
+
+module.exports = pipeline

node_modules/undici/lib/api/api-request.js

@@ -0,0 +1,203 @@
+'use strict'
+
+const Readable = require('./readable')
+const {
+  InvalidArgumentError,
+  RequestAbortedError,
+  ResponseStatusCodeError
+} = require('../core/errors')
+const util = require('../core/util')
+const { AsyncResource } = require('async_hooks')
+const { addSignal, removeSignal } = require('./abort-signal')
+
+class RequestHandler extends AsyncResource {
+  constructor (opts, callback) {
+    if (!opts || typeof opts !== 'object') {
+      throw new InvalidArgumentError('invalid opts')
+    }
+
+    const { signal, method, opaque, body, onInfo, responseHeaders, throwOnError } = opts
+
+    try {
+      if (typeof callback !== 'function') {
+        throw new InvalidArgumentError('invalid callback')
+      }
+
+      if (signal && typeof signal.on !== 'function' && typeof signal.addEventListener !== 'function') {
+        throw new InvalidArgumentError('signal must be an EventEmitter or EventTarget')
+      }
+
+      if (method === 'CONNECT') {
+        throw new InvalidArgumentError('invalid method')
+      }
+
+      if (onInfo && typeof onInfo !== 'function') {
+        throw new InvalidArgumentError('invalid onInfo callback')
+      }
+
+      super('UNDICI_REQUEST')
+    } catch (err) {
+      if (util.isStream(body)) {
+        util.destroy(body.on('error', util.nop), err)
+      }
+      throw err
+    }
+
+    this.responseHeaders = responseHeaders || null
+    this.opaque = opaque || null
+    this.callback = callback
+    this.res = null
+    this.abort = null
+    this.body = body
+    this.trailers = {}
+    this.context = null
+    this.onInfo = onInfo || null
+    this.throwOnError = throwOnError
+
+    if (util.isStream(body)) {
+      body.on('error', (err) => {
+        this.onError(err)
+      })
+    }
+
+    addSignal(this, signal)
+  }
+
+  onConnect (abort, context) {
+    if (!this.callback) {
+      throw new RequestAbortedError()
+    }
+
+    this.abort = abort
+    this.context = context
+  }
+
+  onHeaders (statusCode, rawHeaders, resume, statusMessage) {
+    const { callback, opaque, abort, context } = this
+
+    if (statusCode < 200) {
+      if (this.onInfo) {
+        const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+        this.onInfo({ statusCode, headers })
+      }
+      return
+    }
+
+    const parsedHeaders = util.parseHeaders(rawHeaders)
+    const contentType = parsedHeaders['content-type']
+    const body = new Readable(resume, abort, contentType)
+
+    this.callback = null
+    this.res = body
+    const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+
+    if (callback !== null) {
+      if (this.throwOnError && statusCode >= 400) {
+        this.runInAsyncScope(getResolveErrorBodyCallback, null,
+          { callback, body, contentType, statusCode, statusMessage, headers }
+        )
+        return
+      }
+
+      this.runInAsyncScope(callback, null, null, {
+        statusCode,
+        headers,
+        trailers: this.trailers,
+        opaque,
+        body,
+        context
+      })
+    }
+  }
+
+  onData (chunk) {
+    const { res } = this
+    return res.push(chunk)
+  }
+
+  onComplete (trailers) {
+    const { res } = this
+
+    removeSignal(this)
+
+    util.parseHeaders(trailers, this.trailers)
+
+    res.push(null)
+  }
+
+  onError (err) {
+    const { res, callback, body, opaque } = this
+
+    removeSignal(this)
+
+    if (callback) {
+      // TODO: Does this need queueMicrotask?
+      this.callback = null
+      queueMicrotask(() => {
+        this.runInAsyncScope(callback, null, err, { opaque })
+      })
+    }
+
+    if (res) {
+      this.res = null
+      // Ensure all queued handlers are invoked before destroying res.
+      queueMicrotask(() => {
+        util.destroy(res, err)
+      })
+    }
+
+    if (body) {
+      this.body = null
+      util.destroy(body, err)
+    }
+  }
+}
+
+async function getResolveErrorBodyCallback ({ callback, body, contentType, statusCode, statusMessage, headers }) {
+  if (statusCode === 204 || !contentType) {
+    body.dump()
+    process.nextTick(callback, new ResponseStatusCodeError(`Response status code ${statusCode}${statusMessage ? `: ${statusMessage}` : ''}`, statusCode, headers))
+    return
+  }
+
+  try {
+    if (contentType.startsWith('application/json')) {
+      const payload = await body.json()
+      process.nextTick(callback, new ResponseStatusCodeError(`Response status code ${statusCode}${statusMessage ? `: ${statusMessage}` : ''}`, statusCode, headers, payload))
+      return
+    }
+
+    if (contentType.startsWith('text/')) {
+      const payload = await body.text()
+      process.nextTick(callback, new ResponseStatusCodeError(`Response status code ${statusCode}${statusMessage ? `: ${statusMessage}` : ''}`, statusCode, headers, payload))
+      return
+    }
+  } catch (err) {
+    // Process in a fallback if error
+  }
+
+  body.dump()
+  process.nextTick(callback, new ResponseStatusCodeError(`Response status code ${statusCode}${statusMessage ? `: ${statusMessage}` : ''}`, statusCode, headers))
+}
+
+function request (opts, callback) {
+  if (callback === undefined) {
+    return new Promise((resolve, reject) => {
+      request.call(this, opts, (err, data) => {
+        return err ? reject(err) : resolve(data)
+      })
+    })
+  }
+
+  try {
+    this.dispatch(opts, new RequestHandler(opts, callback))
+  } catch (err) {
+    if (typeof callback !== 'function') {
+      throw err
+    }
+    const opaque = opts && opts.opaque
+    queueMicrotask(() => callback(err, { opaque }))
+  }
+}
+
+module.exports = request

node_modules/undici/lib/api/api-stream.js

@@ -0,0 +1,195 @@
+'use strict'
+
+const { finished } = require('stream')
+const {
+  InvalidArgumentError,
+  InvalidReturnValueError,
+  RequestAbortedError
+} = require('../core/errors')
+const util = require('../core/util')
+const { AsyncResource } = require('async_hooks')
+const { addSignal, removeSignal } = require('./abort-signal')
+
+class StreamHandler extends AsyncResource {
+  constructor (opts, factory, callback) {
+    if (!opts || typeof opts !== 'object') {
+      throw new InvalidArgumentError('invalid opts')
+    }
+
+    const { signal, method, opaque, body, onInfo, responseHeaders } = opts
+
+    try {
+      if (typeof callback !== 'function') {
+        throw new InvalidArgumentError('invalid callback')
+      }
+
+      if (typeof factory !== 'function') {
+        throw new InvalidArgumentError('invalid factory')
+      }
+
+      if (signal && typeof signal.on !== 'function' && typeof signal.addEventListener !== 'function') {
+        throw new InvalidArgumentError('signal must be an EventEmitter or EventTarget')
+      }
+
+      if (method === 'CONNECT') {
+        throw new InvalidArgumentError('invalid method')
+      }
+
+      if (onInfo && typeof onInfo !== 'function') {
+        throw new InvalidArgumentError('invalid onInfo callback')
+      }
+
+      super('UNDICI_STREAM')
+    } catch (err) {
+      if (util.isStream(body)) {
+        util.destroy(body.on('error', util.nop), err)
+      }
+      throw err
+    }
+
+    this.responseHeaders = responseHeaders || null
+    this.opaque = opaque || null
+    this.factory = factory
+    this.callback = callback
+    this.res = null
+    this.abort = null
+    this.context = null
+    this.trailers = null
+    this.body = body
+    this.onInfo = onInfo || null
+
+    if (util.isStream(body)) {
+      body.on('error', (err) => {
+        this.onError(err)
+      })
+    }
+
+    addSignal(this, signal)
+  }
+
+  onConnect (abort, context) {
+    if (!this.callback) {
+      throw new RequestAbortedError()
+    }
+
+    this.abort = abort
+    this.context = context
+  }
+
+  onHeaders (statusCode, rawHeaders, resume) {
+    const { factory, opaque, context } = this
+
+    if (statusCode < 200) {
+      if (this.onInfo) {
+        const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+        this.onInfo({ statusCode, headers })
+      }
+      return
+    }
+
+    this.factory = null
+    const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+    const res = this.runInAsyncScope(factory, null, {
+      statusCode,
+      headers,
+      opaque,
+      context
+    })
+
+    if (
+      !res ||
+      typeof res.write !== 'function' ||
+      typeof res.end !== 'function' ||
+      typeof res.on !== 'function'
+    ) {
+      throw new InvalidReturnValueError('expected Writable')
+    }
+
+    res.on('drain', resume)
+    // TODO: Avoid finished. It registers an unecessary amount of listeners.
+    finished(res, { readable: false }, (err) => {
+      const { callback, res, opaque, trailers, abort } = this
+
+      this.res = null
+      if (err || !res.readable) {
+        util.destroy(res, err)
+      }
+
+      this.callback = null
+      this.runInAsyncScope(callback, null, err || null, { opaque, trailers })
+
+      if (err) {
+        abort()
+      }
+    })
+
+    this.res = res
+
+    const needDrain = res.writableNeedDrain !== undefined
+      ? res.writableNeedDrain
+      : res._writableState && res._writableState.needDrain
+
+    return needDrain !== true
+  }
+
+  onData (chunk) {
+    const { res } = this
+
+    return res.write(chunk)
+  }
+
+  onComplete (trailers) {
+    const { res } = this
+
+    removeSignal(this)
+
+    this.trailers = util.parseHeaders(trailers)
+
+    res.end()
+  }
+
+  onError (err) {
+    const { res, callback, opaque, body } = this
+
+    removeSignal(this)
+
+    this.factory = null
+
+    if (res) {
+      this.res = null
+      util.destroy(res, err)
+    } else if (callback) {
+      this.callback = null
+      queueMicrotask(() => {
+        this.runInAsyncScope(callback, null, err, { opaque })
+      })
+    }
+
+    if (body) {
+      this.body = null
+      util.destroy(body, err)
+    }
+  }
+}
+
+function stream (opts, factory, callback) {
+  if (callback === undefined) {
+    return new Promise((resolve, reject) => {
+      stream.call(this, opts, factory, (err, data) => {
+        return err ? reject(err) : resolve(data)
+      })
+    })
+  }
+
+  try {
+    this.dispatch(opts, new StreamHandler(opts, factory, callback))
+  } catch (err) {
+    if (typeof callback !== 'function') {
+      throw err
+    }
+    const opaque = opts && opts.opaque
+    queueMicrotask(() => callback(err, { opaque }))
+  }
+}
+
+module.exports = stream

node_modules/undici/lib/api/api-upgrade.js

@@ -0,0 +1,105 @@
+'use strict'
+
+const { InvalidArgumentError, RequestAbortedError, SocketError } = require('../core/errors')
+const { AsyncResource } = require('async_hooks')
+const util = require('../core/util')
+const { addSignal, removeSignal } = require('./abort-signal')
+const assert = require('assert')
+
+class UpgradeHandler extends AsyncResource {
+  constructor (opts, callback) {
+    if (!opts || typeof opts !== 'object') {
+      throw new InvalidArgumentError('invalid opts')
+    }
+
+    if (typeof callback !== 'function') {
+      throw new InvalidArgumentError('invalid callback')
+    }
+
+    const { signal, opaque, responseHeaders } = opts
+
+    if (signal && typeof signal.on !== 'function' && typeof signal.addEventListener !== 'function') {
+      throw new InvalidArgumentError('signal must be an EventEmitter or EventTarget')
+    }
+
+    super('UNDICI_UPGRADE')
+
+    this.responseHeaders = responseHeaders || null
+    this.opaque = opaque || null
+    this.callback = callback
+    this.abort = null
+    this.context = null
+
+    addSignal(this, signal)
+  }
+
+  onConnect (abort, context) {
+    if (!this.callback) {
+      throw new RequestAbortedError()
+    }
+
+    this.abort = abort
+    this.context = null
+  }
+
+  onHeaders () {
+    throw new SocketError('bad upgrade', null)
+  }
+
+  onUpgrade (statusCode, rawHeaders, socket) {
+    const { callback, opaque, context } = this
+
+    assert.strictEqual(statusCode, 101)
+
+    removeSignal(this)
+
+    this.callback = null
+    const headers = this.responseHeaders === 'raw' ? util.parseRawHeaders(rawHeaders) : util.parseHeaders(rawHeaders)
+    this.runInAsyncScope(callback, null, null, {
+      headers,
+      socket,
+      opaque,
+      context
+    })
+  }
+
+  onError (err) {
+    const { callback, opaque } = this
+
+    removeSignal(this)
+
+    if (callback) {
+      this.callback = null
+      queueMicrotask(() => {
+        this.runInAsyncScope(callback, null, err, { opaque })
+      })
+    }
+  }
+}
+
+function upgrade (opts, callback) {
+  if (callback === undefined) {
+    return new Promise((resolve, reject) => {
+      upgrade.call(this, opts, (err, data) => {
+        return err ? reject(err) : resolve(data)
+      })
+    })
+  }
+
+  try {
+    const upgradeHandler = new UpgradeHandler(opts, callback)
+    this.dispatch({
+      ...opts,
+      method: opts.method || 'GET',
+      upgrade: opts.protocol || 'Websocket'
+    }, upgradeHandler)
+  } catch (err) {
+    if (typeof callback !== 'function') {
+      throw err
+    }
+    const opaque = opts && opts.opaque
+    queueMicrotask(() => callback(err, { opaque }))
+  }
+}
+
+module.exports = upgrade

node_modules/undici/lib/api/index.js

@@ -0,0 +1,7 @@
+'use strict'
+
+module.exports.request = require('./api-request')
+module.exports.stream = require('./api-stream')
+module.exports.pipeline = require('./api-pipeline')
+module.exports.upgrade = require('./api-upgrade')
+module.exports.connect = require('./api-connect')

node_modules/undici/lib/api/readable.js

@@ -0,0 +1,283 @@
+// Ported from https://github.com/nodejs/undici/pull/907
+
+'use strict'
+
+const assert = require('assert')
+const { Readable } = require('stream')
+const { RequestAbortedError, NotSupportedError } = require('../core/errors')
+const util = require('../core/util')
+const { ReadableStreamFrom, toUSVString } = require('../core/util')
+
+let Blob
+
+const kConsume = Symbol('kConsume')
+const kReading = Symbol('kReading')
+const kBody = Symbol('kBody')
+const kAbort = Symbol('abort')
+const kContentType = Symbol('kContentType')
+
+module.exports = class BodyReadable extends Readable {
+  constructor (resume, abort, contentType = '') {
+    super({
+      autoDestroy: true,
+      read: resume,
+      highWaterMark: 64 * 1024 // Same as nodejs fs streams.
+    })
+
+    this._readableState.dataEmitted = false
+
+    this[kAbort] = abort
+    this[kConsume] = null
+    this[kBody] = null
+    this[kContentType] = contentType
+
+    // Is stream being consumed through Readable API?
+    // This is an optimization so that we avoid checking
+    // for 'data' and 'readable' listeners in the hot path
+    // inside push().
+    this[kReading] = false
+  }
+
+  destroy (err) {
+    if (this.destroyed) {
+      // Node < 16
+      return this
+    }
+
+    if (!err && !this._readableState.endEmitted) {
+      err = new RequestAbortedError()
+    }
+
+    if (err) {
+      this[kAbort]()
+    }
+
+    return super.destroy(err)
+  }
+
+  emit (ev, ...args) {
+    if (ev === 'data') {
+      // Node < 16.7
+      this._readableState.dataEmitted = true
+    } else if (ev === 'error') {
+      // Node < 16
+      this._readableState.errorEmitted = true
+    }
+    return super.emit(ev, ...args)
+  }
+
+  on (ev, ...args) {
+    if (ev === 'data' || ev === 'readable') {
+      this[kReading] = true
+    }
+    return super.on(ev, ...args)
+  }
+
+  addListener (ev, ...args) {
+    return this.on(ev, ...args)
+  }
+
+  off (ev, ...args) {
+    const ret = super.off(ev, ...args)
+    if (ev === 'data' || ev === 'readable') {
+      this[kReading] = (
+        this.listenerCount('data') > 0 ||
+        this.listenerCount('readable') > 0
+      )
+    }
+    return ret
+  }
+
+  removeListener (ev, ...args) {
+    return this.off(ev, ...args)
+  }
+
+  push (chunk) {
+    if (this[kConsume] && chunk !== null) {
+      consumePush(this[kConsume], chunk)
+      return this[kReading] ? super.push(chunk) : true
+    }
+    return super.push(chunk)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-text
+  async text () {
+    return consume(this, 'text')
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-json
+  async json () {
+    return consume(this, 'json')
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-blob
+  async blob () {
+    return consume(this, 'blob')
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-arraybuffer
+  async arrayBuffer () {
+    return consume(this, 'arrayBuffer')
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-formdata
+  async formData () {
+    // TODO: Implement.
+    throw new NotSupportedError()
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-bodyused
+  get bodyUsed () {
+    return util.isDisturbed(this)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-body-body
+  get body () {
+    if (!this[kBody]) {
+      this[kBody] = ReadableStreamFrom(this)
+      if (this[kConsume]) {
+        // TODO: Is this the best way to force a lock?
+        this[kBody].getReader() // Ensure stream is locked.
+        assert(this[kBody].locked)
+      }
+    }
+    return this[kBody]
+  }
+
+  async dump (opts) {
+    let limit = opts && Number.isFinite(opts.limit) ? opts.limit : 262144
+    try {
+      for await (const chunk of this) {
+        limit -= Buffer.byteLength(chunk)
+        if (limit < 0) {
+          return
+        }
+      }
+    } catch {
+      // Do nothing...
+    }
+  }
+}
+
+// https://streams.spec.whatwg.org/#readablestream-locked
+function isLocked (self) {
+  // Consume is an implicit lock.
+  return (self[kBody] && self[kBody].locked === true) || self[kConsume]
+}
+
+// https://fetch.spec.whatwg.org/#body-unusable
+function isUnusable (self) {
+  return util.isDisturbed(self) || isLocked(self)
+}
+
+async function consume (stream, type) {
+  if (isUnusable(stream)) {
+    throw new TypeError('unusable')
+  }
+
+  assert(!stream[kConsume])
+
+  return new Promise((resolve, reject) => {
+    stream[kConsume] = {
+      type,
+      stream,
+      resolve,
+      reject,
+      length: 0,
+      body: []
+    }
+
+    stream
+      .on('error', function (err) {
+        consumeFinish(this[kConsume], err)
+      })
+      .on('close', function () {
+        if (this[kConsume].body !== null) {
+          consumeFinish(this[kConsume], new RequestAbortedError())
+        }
+      })
+
+    process.nextTick(consumeStart, stream[kConsume])
+  })
+}
+
+function consumeStart (consume) {
+  if (consume.body === null) {
+    return
+  }
+
+  const { _readableState: state } = consume.stream
+
+  for (const chunk of state.buffer) {
+    consumePush(consume, chunk)
+  }
+
+  if (state.endEmitted) {
+    consumeEnd(this[kConsume])
+  } else {
+    consume.stream.on('end', function () {
+      consumeEnd(this[kConsume])
+    })
+  }
+
+  consume.stream.resume()
+
+  while (consume.stream.read() != null) {
+    // Loop
+  }
+}
+
+function consumeEnd (consume) {
+  const { type, body, resolve, stream, length } = consume
+
+  try {
+    if (type === 'text') {
+      resolve(toUSVString(Buffer.concat(body)))
+    } else if (type === 'json') {
+      resolve(JSON.parse(Buffer.concat(body)))
+    } else if (type === 'arrayBuffer') {
+      const dst = new Uint8Array(length)
+
+      let pos = 0
+      for (const buf of body) {
+        dst.set(buf, pos)
+        pos += buf.byteLength
+      }
+
+      resolve(dst)
+    } else if (type === 'blob') {
+      if (!Blob) {
+        Blob = require('buffer').Blob
+      }
+      resolve(new Blob(body, { type: stream[kContentType] }))
+    }
+
+    consumeFinish(consume)
+  } catch (err) {
+    stream.destroy(err)
+  }
+}
+
+function consumePush (consume, chunk) {
+  consume.length += chunk.length
+  consume.body.push(chunk)
+}
+
+function consumeFinish (consume, err) {
+  if (consume.body === null) {
+    return
+  }
+
+  if (err) {
+    consume.reject(err)
+  } else {
+    consume.resolve()
+  }
+
+  consume.type = null
+  consume.stream = null
+  consume.resolve = null
+  consume.reject = null
+  consume.length = 0
+  consume.body = null
+}

node_modules/undici/lib/balanced-pool.js

@@ -0,0 +1,110 @@
+'use strict'
+
+const {
+  BalancedPoolMissingUpstreamError,
+  InvalidArgumentError
+} = require('./core/errors')
+const {
+  PoolBase,
+  kClients,
+  kNeedDrain,
+  kAddClient,
+  kRemoveClient,
+  kGetDispatcher
+} = require('./pool-base')
+const Pool = require('./pool')
+const { kUrl } = require('./core/symbols')
+const { parseOrigin } = require('./core/util')
+const kFactory = Symbol('factory')
+
+const kOptions = Symbol('options')
+
+function defaultFactory (origin, opts) {
+  return new Pool(origin, opts)
+}
+
+class BalancedPool extends PoolBase {
+  constructor (upstreams = [], { factory = defaultFactory, ...opts } = {}) {
+    super()
+
+    this[kOptions] = opts
+
+    if (!Array.isArray(upstreams)) {
+      upstreams = [upstreams]
+    }
+
+    if (typeof factory !== 'function') {
+      throw new InvalidArgumentError('factory must be a function.')
+    }
+
+    this[kFactory] = factory
+
+    for (const upstream of upstreams) {
+      this.addUpstream(upstream)
+    }
+  }
+
+  addUpstream (upstream) {
+    const upstreamOrigin = parseOrigin(upstream).origin
+
+    if (this[kClients].find((pool) => (
+      pool[kUrl].origin === upstreamOrigin &&
+      pool.closed !== true &&
+      pool.destroyed !== true
+    ))) {
+      return this
+    }
+
+    this[kAddClient](this[kFactory](upstreamOrigin, Object.assign({}, this[kOptions])))
+
+    return this
+  }
+
+  removeUpstream (upstream) {
+    const upstreamOrigin = parseOrigin(upstream).origin
+
+    const pool = this[kClients].find((pool) => (
+      pool[kUrl].origin === upstreamOrigin &&
+      pool.closed !== true &&
+      pool.destroyed !== true
+    ))
+
+    if (pool) {
+      this[kRemoveClient](pool)
+    }
+
+    return this
+  }
+
+  get upstreams () {
+    return this[kClients]
+      .filter(dispatcher => dispatcher.closed !== true && dispatcher.destroyed !== true)
+      .map((p) => p[kUrl].origin)
+  }
+
+  [kGetDispatcher] () {
+    // We validate that pools is greater than 0,
+    // otherwise we would have to wait until an upstream
+    // is added, which might never happen.
+    if (this[kClients].length === 0) {
+      throw new BalancedPoolMissingUpstreamError()
+    }
+
+    const dispatcher = this[kClients].find(dispatcher => (
+      !dispatcher[kNeedDrain] &&
+      dispatcher.closed !== true &&
+      dispatcher.destroyed !== true
+    ))
+
+    if (!dispatcher) {
+      return
+    }
+
+    this[kClients].splice(this[kClients].indexOf(dispatcher), 1)
+    this[kClients].push(dispatcher)
+
+    return dispatcher
+  }
+}
+
+module.exports = BalancedPool

node_modules/undici/lib/compat/dispatcher-weakref.js

@@ -0,0 +1,38 @@
+'use strict'
+
+/* istanbul ignore file: only for Node 12 */
+
+const { kConnected, kSize } = require('../core/symbols')
+
+class CompatWeakRef {
+  constructor (value) {
+    this.value = value
+  }
+
+  deref () {
+    return this.value[kConnected] === 0 && this.value[kSize] === 0
+      ? undefined
+      : this.value
+  }
+}
+
+class CompatFinalizer {
+  constructor (finalizer) {
+    this.finalizer = finalizer
+  }
+
+  register (dispatcher, key) {
+    dispatcher.on('disconnect', () => {
+      if (dispatcher[kConnected] === 0 && dispatcher[kSize] === 0) {
+        this.finalizer(key)
+      }
+    })
+  }
+}
+
+module.exports = function () {
+  return {
+    WeakRef: global.WeakRef || CompatWeakRef,
+    FinalizationRegistry: global.FinalizationRegistry || CompatFinalizer
+  }
+}

node_modules/undici/lib/core/connect.js

@@ -0,0 +1,111 @@
+'use strict'
+
+const net = require('net')
+const assert = require('assert')
+const util = require('./util')
+const { InvalidArgumentError, ConnectTimeoutError } = require('./errors')
+let tls // include tls conditionally since it is not always available
+
+// TODO: session re-use does not wait for the first
+// connection to resolve the session and might therefore
+// resolve the same servername multiple times even when
+// re-use is enabled.
+
+function buildConnector ({ maxCachedSessions, socketPath, timeout, ...opts }) {
+  if (maxCachedSessions != null && (!Number.isInteger(maxCachedSessions) || maxCachedSessions < 0)) {
+    throw new InvalidArgumentError('maxCachedSessions must be a positive integer or zero')
+  }
+
+  const options = { path: socketPath, ...opts }
+  const sessionCache = new Map()
+  timeout = timeout == null ? 10e3 : timeout
+  maxCachedSessions = maxCachedSessions == null ? 100 : maxCachedSessions
+
+  return function connect ({ hostname, host, protocol, port, servername, httpSocket }, callback) {
+    let socket
+    if (protocol === 'https:') {
+      if (!tls) {
+        tls = require('tls')
+      }
+      servername = servername || options.servername || util.getServerName(host) || null
+
+      const sessionKey = servername || hostname
+      const session = sessionCache.get(sessionKey) || null
+
+      assert(sessionKey)
+
+      socket = tls.connect({
+        highWaterMark: 16384, // TLS in node can't have bigger HWM anyway...
+        ...options,
+        servername,
+        session,
+        socket: httpSocket, // upgrade socket connection
+        port: port || 443,
+        host: hostname
+      })
+
+      socket
+        .on('session', function (session) {
+          // cache is disabled
+          if (maxCachedSessions === 0) {
+            return
+          }
+
+          if (sessionCache.size >= maxCachedSessions) {
+            // remove the oldest session
+            const { value: oldestKey } = sessionCache.keys().next()
+            sessionCache.delete(oldestKey)
+          }
+
+          sessionCache.set(sessionKey, session)
+        })
+        .on('error', function (err) {
+          if (sessionKey && err.code !== 'UND_ERR_INFO') {
+            // TODO (fix): Only delete for session related errors.
+            sessionCache.delete(sessionKey)
+          }
+        })
+    } else {
+      assert(!httpSocket, 'httpSocket can only be sent on TLS update')
+      socket = net.connect({
+        highWaterMark: 64 * 1024, // Same as nodejs fs streams.
+        ...options,
+        port: port || 80,
+        host: hostname
+      })
+    }
+
+    const timeoutId = timeout
+      ? setTimeout(onConnectTimeout, timeout, socket)
+      : null
+
+    socket
+      .setNoDelay(true)
+      .once(protocol === 'https:' ? 'secureConnect' : 'connect', function () {
+        clearTimeout(timeoutId)
+
+        if (callback) {
+          const cb = callback
+          callback = null
+          cb(null, this)
+        }
+      })
+      .on('error', function (err) {
+        clearTimeout(timeoutId)
+
+        if (callback) {
+          const cb = callback
+          callback = null
+          cb(err)
+        }
+      })
+
+    return socket
+  }
+}
+
+function onConnectTimeout (socket) {
+  util.destroy(socket, new ConnectTimeoutError())
+}
+
+module.exports = buildConnector

node_modules/undici/lib/core/errors.js

@@ -0,0 +1,205 @@
+'use strict'
+
+class UndiciError extends Error {
+  constructor (message) {
+    super(message)
+    this.name = 'UndiciError'
+    this.code = 'UND_ERR'
+  }
+}
+
+class ConnectTimeoutError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, ConnectTimeoutError)
+    this.name = 'ConnectTimeoutError'
+    this.message = message || 'Connect Timeout Error'
+    this.code = 'UND_ERR_CONNECT_TIMEOUT'
+  }
+}
+
+class HeadersTimeoutError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, HeadersTimeoutError)
+    this.name = 'HeadersTimeoutError'
+    this.message = message || 'Headers Timeout Error'
+    this.code = 'UND_ERR_HEADERS_TIMEOUT'
+  }
+}
+
+class HeadersOverflowError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, HeadersOverflowError)
+    this.name = 'HeadersOverflowError'
+    this.message = message || 'Headers Overflow Error'
+    this.code = 'UND_ERR_HEADERS_OVERFLOW'
+  }
+}
+
+class BodyTimeoutError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, BodyTimeoutError)
+    this.name = 'BodyTimeoutError'
+    this.message = message || 'Body Timeout Error'
+    this.code = 'UND_ERR_BODY_TIMEOUT'
+  }
+}
+
+class ResponseStatusCodeError extends UndiciError {
+  constructor (message, statusCode, headers, body) {
+    super(message)
+    Error.captureStackTrace(this, ResponseStatusCodeError)
+    this.name = 'ResponseStatusCodeError'
+    this.message = message || 'Response Status Code Error'
+    this.code = 'UND_ERR_RESPONSE_STATUS_CODE'
+    this.body = body
+    this.status = statusCode
+    this.statusCode = statusCode
+    this.headers = headers
+  }
+}
+
+class InvalidArgumentError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, InvalidArgumentError)
+    this.name = 'InvalidArgumentError'
+    this.message = message || 'Invalid Argument Error'
+    this.code = 'UND_ERR_INVALID_ARG'
+  }
+}
+
+class InvalidReturnValueError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, InvalidReturnValueError)
+    this.name = 'InvalidReturnValueError'
+    this.message = message || 'Invalid Return Value Error'
+    this.code = 'UND_ERR_INVALID_RETURN_VALUE'
+  }
+}
+
+class RequestAbortedError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, RequestAbortedError)
+    this.name = 'AbortError'
+    this.message = message || 'Request aborted'
+    this.code = 'UND_ERR_ABORTED'
+  }
+}
+
+class InformationalError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, InformationalError)
+    this.name = 'InformationalError'
+    this.message = message || 'Request information'
+    this.code = 'UND_ERR_INFO'
+  }
+}
+
+class RequestContentLengthMismatchError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, RequestContentLengthMismatchError)
+    this.name = 'RequestContentLengthMismatchError'
+    this.message = message || 'Request body length does not match content-length header'
+    this.code = 'UND_ERR_REQ_CONTENT_LENGTH_MISMATCH'
+  }
+}
+
+class ResponseContentLengthMismatchError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, ResponseContentLengthMismatchError)
+    this.name = 'ResponseContentLengthMismatchError'
+    this.message = message || 'Response body length does not match content-length header'
+    this.code = 'UND_ERR_RES_CONTENT_LENGTH_MISMATCH'
+  }
+}
+
+class ClientDestroyedError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, ClientDestroyedError)
+    this.name = 'ClientDestroyedError'
+    this.message = message || 'The client is destroyed'
+    this.code = 'UND_ERR_DESTROYED'
+  }
+}
+
+class ClientClosedError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, ClientClosedError)
+    this.name = 'ClientClosedError'
+    this.message = message || 'The client is closed'
+    this.code = 'UND_ERR_CLOSED'
+  }
+}
+
+class SocketError extends UndiciError {
+  constructor (message, socket) {
+    super(message)
+    Error.captureStackTrace(this, SocketError)
+    this.name = 'SocketError'
+    this.message = message || 'Socket error'
+    this.code = 'UND_ERR_SOCKET'
+    this.socket = socket
+  }
+}
+
+class NotSupportedError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, NotSupportedError)
+    this.name = 'NotSupportedError'
+    this.message = message || 'Not supported error'
+    this.code = 'UND_ERR_NOT_SUPPORTED'
+  }
+}
+
+class BalancedPoolMissingUpstreamError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, NotSupportedError)
+    this.name = 'MissingUpstreamError'
+    this.message = message || 'No upstream has been added to the BalancedPool'
+    this.code = 'UND_ERR_BPL_MISSING_UPSTREAM'
+  }
+}
+
+class HTTPParserError extends Error {
+  constructor (message, code, data) {
+    super(message)
+    Error.captureStackTrace(this, HTTPParserError)
+    this.name = 'HTTPParserError'
+    this.code = code ? `HPE_${code}` : undefined
+    this.data = data ? data.toString() : undefined
+  }
+}
+
+module.exports = {
+  HTTPParserError,
+  UndiciError,
+  HeadersTimeoutError,
+  HeadersOverflowError,
+  BodyTimeoutError,
+  RequestContentLengthMismatchError,
+  ConnectTimeoutError,
+  ResponseStatusCodeError,
+  InvalidArgumentError,
+  InvalidReturnValueError,
+  RequestAbortedError,
+  ClientDestroyedError,
+  ClientClosedError,
+  InformationalError,
+  SocketError,
+  NotSupportedError,
+  ResponseContentLengthMismatchError,
+  BalancedPoolMissingUpstreamError
+}

node_modules/undici/lib/core/request.js

@@ -0,0 +1,309 @@
+'use strict'
+
+const {
+  InvalidArgumentError,
+  NotSupportedError
+} = require('./errors')
+const assert = require('assert')
+const util = require('./util')
+
+const kHandler = Symbol('handler')
+
+const channels = {}
+
+let extractBody
+
+const nodeVersion = process.versions.node.split('.')
+const nodeMajor = Number(nodeVersion[0])
+const nodeMinor = Number(nodeVersion[1])
+
+try {
+  const diagnosticsChannel = require('diagnostics_channel')
+  channels.create = diagnosticsChannel.channel('undici:request:create')
+  channels.bodySent = diagnosticsChannel.channel('undici:request:bodySent')
+  channels.headers = diagnosticsChannel.channel('undici:request:headers')
+  channels.trailers = diagnosticsChannel.channel('undici:request:trailers')
+  channels.error = diagnosticsChannel.channel('undici:request:error')
+} catch {
+  channels.create = { hasSubscribers: false }
+  channels.bodySent = { hasSubscribers: false }
+  channels.headers = { hasSubscribers: false }
+  channels.trailers = { hasSubscribers: false }
+  channels.error = { hasSubscribers: false }
+}
+
+class Request {
+  constructor (origin, {
+    path,
+    method,
+    body,
+    headers,
+    query,
+    idempotent,
+    blocking,
+    upgrade,
+    headersTimeout,
+    bodyTimeout,
+    throwOnError
+  }, handler) {
+    if (typeof path !== 'string') {
+      throw new InvalidArgumentError('path must be a string')
+    } else if (
+      path[0] !== '/' &&
+      !(path.startsWith('http://') || path.startsWith('https://')) &&
+      method !== 'CONNECT'
+    ) {
+      throw new InvalidArgumentError('path must be an absolute URL or start with a slash')
+    }
+
+    if (typeof method !== 'string') {
+      throw new InvalidArgumentError('method must be a string')
+    }
+
+    if (upgrade && typeof upgrade !== 'string') {
+      throw new InvalidArgumentError('upgrade must be a string')
+    }
+
+    if (headersTimeout != null && (!Number.isFinite(headersTimeout) || headersTimeout < 0)) {
+      throw new InvalidArgumentError('invalid headersTimeout')
+    }
+
+    if (bodyTimeout != null && (!Number.isFinite(bodyTimeout) || bodyTimeout < 0)) {
+      throw new InvalidArgumentError('invalid bodyTimeout')
+    }
+
+    this.headersTimeout = headersTimeout
+
+    this.bodyTimeout = bodyTimeout
+
+    this.throwOnError = throwOnError === true
+
+    this.method = method
+
+    if (body == null) {
+      this.body = null
+    } else if (util.isStream(body)) {
+      this.body = body
+    } else if (util.isBuffer(body)) {
+      this.body = body.byteLength ? body : null
+    } else if (ArrayBuffer.isView(body)) {
+      this.body = body.buffer.byteLength ? Buffer.from(body.buffer, body.byteOffset, body.byteLength) : null
+    } else if (body instanceof ArrayBuffer) {
+      this.body = body.byteLength ? Buffer.from(body) : null
+    } else if (typeof body === 'string') {
+      this.body = body.length ? Buffer.from(body) : null
+    } else if (util.isFormDataLike(body) || util.isIterable(body) || util.isBlobLike(body)) {
+      this.body = body
+    } else {
+      throw new InvalidArgumentError('body must be a string, a Buffer, a Readable stream, an iterable, or an async iterable')
+    }
+
+    this.completed = false
+
+    this.aborted = false
+
+    this.upgrade = upgrade || null
+
+    this.path = query ? util.buildURL(path, query) : path
+
+    this.origin = origin
+
+    this.idempotent = idempotent == null
+      ? method === 'HEAD' || method === 'GET'
+      : idempotent
+
+    this.blocking = blocking == null ? false : blocking
+
+    this.host = null
+
+    this.contentLength = null
+
+    this.contentType = null
+
+    this.headers = ''
+
+    if (Array.isArray(headers)) {
+      if (headers.length % 2 !== 0) {
+        throw new InvalidArgumentError('headers array must be even')
+      }
+      for (let i = 0; i < headers.length; i += 2) {
+        processHeader(this, headers[i], headers[i + 1])
+      }
+    } else if (headers && typeof headers === 'object') {
+      const keys = Object.keys(headers)
+      for (let i = 0; i < keys.length; i++) {
+        const key = keys[i]
+        processHeader(this, key, headers[key])
+      }
+    } else if (headers != null) {
+      throw new InvalidArgumentError('headers must be an object or an array')
+    }
+
+    if (util.isFormDataLike(this.body)) {
+      if (nodeMajor < 16 || (nodeMajor === 16 && nodeMinor < 5)) {
+        throw new InvalidArgumentError('Form-Data bodies are only supported in node v16.5 and newer.')
+      }
+
+      if (!extractBody) {
+        extractBody = require('../fetch/body.js').extractBody
+      }
+
+      const [bodyStream, contentType] = extractBody(body)
+      if (this.contentType == null) {
+        this.contentType = contentType
+        this.headers += `content-type: ${contentType}\r\n`
+      }
+      this.body = bodyStream.stream
+    } else if (util.isBlobLike(body) && this.contentType == null && body.type) {
+      this.contentType = body.type
+      this.headers += `content-type: ${body.type}\r\n`
+    }
+
+    util.validateHandler(handler, method, upgrade)
+
+    this.servername = util.getServerName(this.host)
+
+    this[kHandler] = handler
+
+    if (channels.create.hasSubscribers) {
+      channels.create.publish({ request: this })
+    }
+  }
+
+  onBodySent (chunk) {
+    if (this[kHandler].onBodySent) {
+      try {
+        this[kHandler].onBodySent(chunk)
+      } catch (err) {
+        this.onError(err)
+      }
+    }
+  }
+
+  onRequestSent () {
+    if (channels.bodySent.hasSubscribers) {
+      channels.bodySent.publish({ request: this })
+    }
+  }
+
+  onConnect (abort) {
+    assert(!this.aborted)
+    assert(!this.completed)
+
+    return this[kHandler].onConnect(abort)
+  }
+
+  onHeaders (statusCode, headers, resume, statusText) {
+    assert(!this.aborted)
+    assert(!this.completed)
+
+    if (channels.headers.hasSubscribers) {
+      channels.headers.publish({ request: this, response: { statusCode, headers, statusText } })
+    }
+
+    return this[kHandler].onHeaders(statusCode, headers, resume, statusText)
+  }
+
+  onData (chunk) {
+    assert(!this.aborted)
+    assert(!this.completed)
+
+    return this[kHandler].onData(chunk)
+  }
+
+  onUpgrade (statusCode, headers, socket) {
+    assert(!this.aborted)
+    assert(!this.completed)
+
+    return this[kHandler].onUpgrade(statusCode, headers, socket)
+  }
+
+  onComplete (trailers) {
+    assert(!this.aborted)
+
+    this.completed = true
+    if (channels.trailers.hasSubscribers) {
+      channels.trailers.publish({ request: this, trailers })
+    }
+    return this[kHandler].onComplete(trailers)
+  }
+
+  onError (error) {
+    if (channels.error.hasSubscribers) {
+      channels.error.publish({ request: this, error })
+    }
+
+    if (this.aborted) {
+      return
+    }
+    this.aborted = true
+    return this[kHandler].onError(error)
+  }
+
+  addHeader (key, value) {
+    processHeader(this, key, value)
+    return this
+  }
+}
+
+function processHeader (request, key, val) {
+  if (val && typeof val === 'object') {
+    throw new InvalidArgumentError(`invalid ${key} header`)
+  } else if (val === undefined) {
+    return
+  }
+
+  if (
+    request.host === null &&
+    key.length === 4 &&
+    key.toLowerCase() === 'host'
+  ) {
+    // Consumed by Client
+    request.host = val
+  } else if (
+    request.contentLength === null &&
+    key.length === 14 &&
+    key.toLowerCase() === 'content-length'
+  ) {
+    request.contentLength = parseInt(val, 10)
+    if (!Number.isFinite(request.contentLength)) {
+      throw new InvalidArgumentError('invalid content-length header')
+    }
+  } else if (
+    request.contentType === null &&
+    key.length === 12 &&
+    key.toLowerCase() === 'content-type'
+  ) {
+    request.contentType = val
+    request.headers += `${key}: ${val}\r\n`
+  } else if (
+    key.length === 17 &&
+    key.toLowerCase() === 'transfer-encoding'
+  ) {
+    throw new InvalidArgumentError('invalid transfer-encoding header')
+  } else if (
+    key.length === 10 &&
+    key.toLowerCase() === 'connection'
+  ) {
+    throw new InvalidArgumentError('invalid connection header')
+  } else if (
+    key.length === 10 &&
+    key.toLowerCase() === 'keep-alive'
+  ) {
+    throw new InvalidArgumentError('invalid keep-alive header')
+  } else if (
+    key.length === 7 &&
+    key.toLowerCase() === 'upgrade'
+  ) {
+    throw new InvalidArgumentError('invalid upgrade header')
+  } else if (
+    key.length === 6 &&
+    key.toLowerCase() === 'expect'
+  ) {
+    throw new NotSupportedError('expect header not supported')
+  } else {
+    request.headers += `${key}: ${val}\r\n`
+  }
+}
+
+module.exports = Request

node_modules/undici/lib/core/symbols.js

@@ -0,0 +1,52 @@
+module.exports = {
+  kClose: Symbol('close'),
+  kDestroy: Symbol('destroy'),
+  kDispatch: Symbol('dispatch'),
+  kUrl: Symbol('url'),
+  kWriting: Symbol('writing'),
+  kResuming: Symbol('resuming'),
+  kQueue: Symbol('queue'),
+  kConnect: Symbol('connect'),
+  kConnecting: Symbol('connecting'),
+  kHeadersList: Symbol('headers list'),
+  kKeepAliveDefaultTimeout: Symbol('default keep alive timeout'),
+  kKeepAliveMaxTimeout: Symbol('max keep alive timeout'),
+  kKeepAliveTimeoutThreshold: Symbol('keep alive timeout threshold'),
+  kKeepAliveTimeoutValue: Symbol('keep alive timeout'),
+  kKeepAlive: Symbol('keep alive'),
+  kHeadersTimeout: Symbol('headers timeout'),
+  kBodyTimeout: Symbol('body timeout'),
+  kServerName: Symbol('server name'),
+  kHost: Symbol('host'),
+  kNoRef: Symbol('no ref'),
+  kBodyUsed: Symbol('used'),
+  kRunning: Symbol('running'),
+  kBlocking: Symbol('blocking'),
+  kPending: Symbol('pending'),
+  kSize: Symbol('size'),
+  kBusy: Symbol('busy'),
+  kQueued: Symbol('queued'),
+  kFree: Symbol('free'),
+  kConnected: Symbol('connected'),
+  kClosed: Symbol('closed'),
+  kNeedDrain: Symbol('need drain'),
+  kReset: Symbol('reset'),
+  kDestroyed: Symbol('destroyed'),
+  kMaxHeadersSize: Symbol('max headers size'),
+  kRunningIdx: Symbol('running index'),
+  kPendingIdx: Symbol('pending index'),
+  kError: Symbol('error'),
+  kClients: Symbol('clients'),
+  kClient: Symbol('client'),
+  kParser: Symbol('parser'),
+  kOnDestroyed: Symbol('destroy callbacks'),
+  kPipelining: Symbol('pipelinig'),
+  kSocket: Symbol('socket'),
+  kHostHeader: Symbol('host header'),
+  kConnector: Symbol('connector'),
+  kStrictContentLength: Symbol('strict content length'),
+  kMaxRedirections: Symbol('maxRedirections'),
+  kMaxRequests: Symbol('maxRequestsPerClient'),
+  kProxy: Symbol('proxy agent options'),
+  kCounter: Symbol('socket request counter')
+}

node_modules/undici/lib/core/util.js

@@ -0,0 +1,407 @@
+'use strict'
+
+const assert = require('assert')
+const { kDestroyed, kBodyUsed } = require('./symbols')
+const { IncomingMessage } = require('http')
+const stream = require('stream')
+const net = require('net')
+const { InvalidArgumentError } = require('./errors')
+const { Blob } = require('buffer')
+const nodeUtil = require('util')
+
+function nop () {}
+
+function isStream (obj) {
+  return obj && typeof obj.pipe === 'function'
+}
+
+// based on https://github.com/node-fetch/fetch-blob/blob/8ab587d34080de94140b54f07168451e7d0b655e/index.js#L229-L241 (MIT License)
+function isBlobLike (object) {
+  return (Blob && object instanceof Blob) || (
+    object &&
+    typeof object === 'object' &&
+    (typeof object.stream === 'function' ||
+      typeof object.arrayBuffer === 'function') &&
+    /^(Blob|File)$/.test(object[Symbol.toStringTag])
+  )
+}
+
+function isObject (val) {
+  return val !== null && typeof val === 'object'
+}
+
+// this escapes all non-uri friendly characters
+function encode (val) {
+  return encodeURIComponent(val)
+}
+
+// based on https://github.com/axios/axios/blob/63e559fa609c40a0a460ae5d5a18c3470ffc6c9e/lib/helpers/buildURL.js (MIT license)
+function buildURL (url, queryParams) {
+  if (url.includes('?') || url.includes('#')) {
+    throw new Error('Query params cannot be passed when url already contains "?" or "#".')
+  }
+  if (!isObject(queryParams)) {
+    throw new Error('Query params must be an object')
+  }
+
+  const parts = []
+  for (let [key, val] of Object.entries(queryParams)) {
+    if (val === null || typeof val === 'undefined') {
+      continue
+    }
+
+    if (!Array.isArray(val)) {
+      val = [val]
+    }
+
+    for (const v of val) {
+      if (isObject(v)) {
+        throw new Error('Passing object as a query param is not supported, please serialize to string up-front')
+      }
+      parts.push(encode(key) + '=' + encode(v))
+    }
+  }
+
+  const serializedParams = parts.join('&')
+
+  if (serializedParams) {
+    url += '?' + serializedParams
+  }
+
+  return url
+}
+
+function parseURL (url) {
+  if (typeof url === 'string') {
+    url = new URL(url)
+  }
+
+  if (!url || typeof url !== 'object') {
+    throw new InvalidArgumentError('invalid url')
+  }
+
+  if (url.port != null && url.port !== '' && !Number.isFinite(parseInt(url.port))) {
+    throw new InvalidArgumentError('invalid port')
+  }
+
+  if (url.path != null && typeof url.path !== 'string') {
+    throw new InvalidArgumentError('invalid path')
+  }
+
+  if (url.pathname != null && typeof url.pathname !== 'string') {
+    throw new InvalidArgumentError('invalid pathname')
+  }
+
+  if (url.hostname != null && typeof url.hostname !== 'string') {
+    throw new InvalidArgumentError('invalid hostname')
+  }
+
+  if (url.origin != null && typeof url.origin !== 'string') {
+    throw new InvalidArgumentError('invalid origin')
+  }
+
+  if (!/^https?:/.test(url.origin || url.protocol)) {
+    throw new InvalidArgumentError('invalid protocol')
+  }
+
+  if (!(url instanceof URL)) {
+    const port = url.port != null
+      ? url.port
+      : (url.protocol === 'https:' ? 443 : 80)
+    const origin = url.origin != null
+      ? url.origin
+      : `${url.protocol}//${url.hostname}:${port}`
+    const path = url.path != null
+      ? url.path
+      : `${url.pathname || ''}${url.search || ''}`
+
+    url = new URL(path, origin)
+  }
+
+  return url
+}
+
+function parseOrigin (url) {
+  url = parseURL(url)
+
+  if (url.pathname !== '/' || url.search || url.hash) {
+    throw new InvalidArgumentError('invalid url')
+  }
+
+  return url
+}
+
+function getHostname (host) {
+  if (host[0] === '[') {
+    const idx = host.indexOf(']')
+
+    assert(idx !== -1)
+    return host.substr(1, idx - 1)
+  }
+
+  const idx = host.indexOf(':')
+  if (idx === -1) return host
+
+  return host.substr(0, idx)
+}
+
+// IP addresses are not valid server names per RFC6066
+// > Currently, the only server names supported are DNS hostnames
+function getServerName (host) {
+  if (!host) {
+    return null
+  }
+
+  assert.strictEqual(typeof host, 'string')
+
+  const servername = getHostname(host)
+  if (net.isIP(servername)) {
+    return ''
+  }
+
+  return servername
+}
+
+function deepClone (obj) {
+  return JSON.parse(JSON.stringify(obj))
+}
+
+function isAsyncIterable (obj) {
+  return !!(obj != null && typeof obj[Symbol.asyncIterator] === 'function')
+}
+
+function isIterable (obj) {
+  return !!(obj != null && (typeof obj[Symbol.iterator] === 'function' || typeof obj[Symbol.asyncIterator] === 'function'))
+}
+
+function bodyLength (body) {
+  if (body == null) {
+    return 0
+  } else if (isStream(body)) {
+    const state = body._readableState
+    return state && state.ended === true && Number.isFinite(state.length)
+      ? state.length
+      : null
+  } else if (isBlobLike(body)) {
+    return body.size != null ? body.size : null
+  } else if (isBuffer(body)) {
+    return body.byteLength
+  }
+
+  return null
+}
+
+function isDestroyed (stream) {
+  return !stream || !!(stream.destroyed || stream[kDestroyed])
+}
+
+function isReadableAborted (stream) {
+  const state = stream && stream._readableState
+  return isDestroyed(stream) && state && !state.endEmitted
+}
+
+function destroy (stream, err) {
+  if (!isStream(stream) || isDestroyed(stream)) {
+    return
+  }
+
+  if (typeof stream.destroy === 'function') {
+    if (Object.getPrototypeOf(stream).constructor === IncomingMessage) {
+      // See: https://github.com/nodejs/node/pull/38505/files
+      stream.socket = null
+    }
+    stream.destroy(err)
+  } else if (err) {
+    process.nextTick((stream, err) => {
+      stream.emit('error', err)
+    }, stream, err)
+  }
+
+  if (stream.destroyed !== true) {
+    stream[kDestroyed] = true
+  }
+}
+
+const KEEPALIVE_TIMEOUT_EXPR = /timeout=(\d+)/
+function parseKeepAliveTimeout (val) {
+  const m = val.toString().match(KEEPALIVE_TIMEOUT_EXPR)
+  return m ? parseInt(m[1], 10) * 1000 : null
+}
+
+function parseHeaders (headers, obj = {}) {
+  for (let i = 0; i < headers.length; i += 2) {
+    const key = headers[i].toString().toLowerCase()
+    let val = obj[key]
+    if (!val) {
+      obj[key] = headers[i + 1].toString()
+    } else {
+      if (!Array.isArray(val)) {
+        val = [val]
+        obj[key] = val
+      }
+      val.push(headers[i + 1].toString())
+    }
+  }
+  return obj
+}
+
+function parseRawHeaders (headers) {
+  return headers.map(header => header.toString())
+}
+
+function isBuffer (buffer) {
+  // See, https://github.com/mcollina/undici/pull/319
+  return buffer instanceof Uint8Array || Buffer.isBuffer(buffer)
+}
+
+function validateHandler (handler, method, upgrade) {
+  if (!handler || typeof handler !== 'object') {
+    throw new InvalidArgumentError('handler must be an object')
+  }
+
+  if (typeof handler.onConnect !== 'function') {
+    throw new InvalidArgumentError('invalid onConnect method')
+  }
+
+  if (typeof handler.onError !== 'function') {
+    throw new InvalidArgumentError('invalid onError method')
+  }
+
+  if (typeof handler.onBodySent !== 'function' && handler.onBodySent !== undefined) {
+    throw new InvalidArgumentError('invalid onBodySent method')
+  }
+
+  if (upgrade || method === 'CONNECT') {
+    if (typeof handler.onUpgrade !== 'function') {
+      throw new InvalidArgumentError('invalid onUpgrade method')
+    }
+  } else {
+    if (typeof handler.onHeaders !== 'function') {
+      throw new InvalidArgumentError('invalid onHeaders method')
+    }
+
+    if (typeof handler.onData !== 'function') {
+      throw new InvalidArgumentError('invalid onData method')
+    }
+
+    if (typeof handler.onComplete !== 'function') {
+      throw new InvalidArgumentError('invalid onComplete method')
+    }
+  }
+}
+
+// A body is disturbed if it has been read from and it cannot
+// be re-used without losing state or data.
+function isDisturbed (body) {
+  return !!(body && (
+    stream.isDisturbed
+      ? stream.isDisturbed(body) || body[kBodyUsed] // TODO (fix): Why is body[kBodyUsed] needed?
+      : body[kBodyUsed] ||
+        body.readableDidRead ||
+        (body._readableState && body._readableState.dataEmitted) ||
+        isReadableAborted(body)
+  ))
+}
+
+function isErrored (body) {
+  return !!(body && (
+    stream.isErrored
+      ? stream.isErrored(body)
+      : /state: 'errored'/.test(nodeUtil.inspect(body)
+      )))
+}
+
+function isReadable (body) {
+  return !!(body && (
+    stream.isReadable
+      ? stream.isReadable(body)
+      : /state: 'readable'/.test(nodeUtil.inspect(body)
+      )))
+}
+
+function getSocketInfo (socket) {
+  return {
+    localAddress: socket.localAddress,
+    localPort: socket.localPort,
+    remoteAddress: socket.remoteAddress,
+    remotePort: socket.remotePort,
+    remoteFamily: socket.remoteFamily,
+    timeout: socket.timeout,
+    bytesWritten: socket.bytesWritten,
+    bytesRead: socket.bytesRead
+  }
+}
+
+let ReadableStream
+function ReadableStreamFrom (iterable) {
+  if (!ReadableStream) {
+    ReadableStream = require('stream/web').ReadableStream
+  }
+
+  if (ReadableStream.from) {
+    // https://github.com/whatwg/streams/pull/1083
+    return ReadableStream.from(iterable)
+  }
+
+  let iterator
+  return new ReadableStream(
+    {
+      async start () {
+        iterator = iterable[Symbol.asyncIterator]()
+      },
+      async pull (controller) {
+        const { done, value } = await iterator.next()
+        if (done) {
+          queueMicrotask(() => {
+            controller.close()
+          })
+        } else {
+          const buf = Buffer.isBuffer(value) ? value : Buffer.from(value)
+          controller.enqueue(new Uint8Array(buf))
+        }
+        return controller.desiredSize > 0
+      },
+      async cancel (reason) {
+        await iterator.return()
+      }
+    },
+    0
+  )
+}
+
+function isFormDataLike (chunk) {
+  return chunk && chunk.constructor && chunk.constructor.name === 'FormData'
+}
+
+const kEnumerableProperty = Object.create(null)
+kEnumerableProperty.enumerable = true
+
+module.exports = {
+  kEnumerableProperty,
+  nop,
+  isDisturbed,
+  isErrored,
+  isReadable,
+  toUSVString: nodeUtil.toUSVString || ((val) => `${val}`),
+  isReadableAborted,
+  isBlobLike,
+  parseOrigin,
+  parseURL,
+  getServerName,
+  isStream,
+  isIterable,
+  isAsyncIterable,
+  isDestroyed,
+  parseRawHeaders,
+  parseHeaders,
+  parseKeepAliveTimeout,
+  destroy,
+  bodyLength,
+  deepClone,
+  ReadableStreamFrom,
+  isBuffer,
+  validateHandler,
+  getSocketInfo,
+  isFormDataLike,
+  buildURL
+}

node_modules/undici/lib/dispatcher-base.js

@@ -0,0 +1,159 @@
+'use strict'
+
+const Dispatcher = require('./dispatcher')
+const {
+  ClientDestroyedError,
+  ClientClosedError,
+  InvalidArgumentError
+} = require('./core/errors')
+const { kDestroy, kClose, kDispatch } = require('./core/symbols')
+
+const kDestroyed = Symbol('destroyed')
+const kClosed = Symbol('closed')
+const kOnDestroyed = Symbol('onDestroyed')
+const kOnClosed = Symbol('onClosed')
+
+class DispatcherBase extends Dispatcher {
+  constructor () {
+    super()
+
+    this[kDestroyed] = false
+    this[kOnDestroyed] = []
+    this[kClosed] = false
+    this[kOnClosed] = []
+  }
+
+  get destroyed () {
+    return this[kDestroyed]
+  }
+
+  get closed () {
+    return this[kClosed]
+  }
+
+  close (callback) {
+    if (callback === undefined) {
+      return new Promise((resolve, reject) => {
+        this.close((err, data) => {
+          return err ? reject(err) : resolve(data)
+        })
+      })
+    }
+
+    if (typeof callback !== 'function') {
+      throw new InvalidArgumentError('invalid callback')
+    }
+
+    if (this[kDestroyed]) {
+      queueMicrotask(() => callback(new ClientDestroyedError(), null))
+      return
+    }
+
+    if (this[kClosed]) {
+      if (this[kOnClosed]) {
+        this[kOnClosed].push(callback)
+      } else {
+        queueMicrotask(() => callback(null, null))
+      }
+      return
+    }
+
+    this[kClosed] = true
+    this[kOnClosed].push(callback)
+
+    const onClosed = () => {
+      const callbacks = this[kOnClosed]
+      this[kOnClosed] = null
+      for (let i = 0; i < callbacks.length; i++) {
+        callbacks[i](null, null)
+      }
+    }
+
+    // Should not error.
+    this[kClose]()
+      .then(() => this.destroy())
+      .then(() => {
+        queueMicrotask(onClosed)
+      })
+  }
+
+  destroy (err, callback) {
+    if (typeof err === 'function') {
+      callback = err
+      err = null
+    }
+
+    if (callback === undefined) {
+      return new Promise((resolve, reject) => {
+        this.destroy(err, (err, data) => {
+          return err ? /* istanbul ignore next: should never error */ reject(err) : resolve(data)
+        })
+      })
+    }
+
+    if (typeof callback !== 'function') {
+      throw new InvalidArgumentError('invalid callback')
+    }
+
+    if (this[kDestroyed]) {
+      if (this[kOnDestroyed]) {
+        this[kOnDestroyed].push(callback)
+      } else {
+        queueMicrotask(() => callback(null, null))
+      }
+      return
+    }
+
+    if (!err) {
+      err = new ClientDestroyedError()
+    }
+
+    this[kDestroyed] = true
+    this[kOnDestroyed].push(callback)
+
+    const onDestroyed = () => {
+      const callbacks = this[kOnDestroyed]
+      this[kOnDestroyed] = null
+      for (let i = 0; i < callbacks.length; i++) {
+        callbacks[i](null, null)
+      }
+    }
+
+    // Should not error.
+    this[kDestroy](err).then(() => {
+      queueMicrotask(onDestroyed)
+    })
+  }
+
+  dispatch (opts, handler) {
+    if (!handler || typeof handler !== 'object') {
+      throw new InvalidArgumentError('handler must be an object')
+    }
+
+    try {
+      if (!opts || typeof opts !== 'object') {
+        throw new InvalidArgumentError('opts must be an object.')
+      }
+
+      if (this[kDestroyed]) {
+        throw new ClientDestroyedError()
+      }
+
+      if (this[kClosed]) {
+        throw new ClientClosedError()
+      }
+
+      return this[kDispatch](opts, handler)
+    } catch (err) {
+      if (typeof handler.onError !== 'function') {
+        throw new InvalidArgumentError('invalid onError method')
+      }
+
+      handler.onError(err)
+
+      return false
+    }
+  }
+}
+
+module.exports = DispatcherBase

node_modules/undici/lib/dispatcher.js

@@ -0,0 +1,19 @@
+'use strict'
+
+const EventEmitter = require('events')
+
+class Dispatcher extends EventEmitter {
+  dispatch () {
+    throw new Error('not implemented')
+  }
+
+  close () {
+    throw new Error('not implemented')
+  }
+
+  destroy () {
+    throw new Error('not implemented')
+  }
+}
+
+module.exports = Dispatcher

node_modules/undici/lib/fetch/LICENSE

@@ -0,0 +1,21 @@
+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.

node_modules/undici/lib/fetch/body.js

@@ -0,0 +1,402 @@
+'use strict'
+
+const util = require('../core/util')
+const { ReadableStreamFrom, toUSVString, isBlobLike } = require('./util')
+const { FormData } = require('./formdata')
+const { kState } = require('./symbols')
+const { webidl } = require('./webidl')
+const { Blob } = require('buffer')
+const { kBodyUsed } = require('../core/symbols')
+const assert = require('assert')
+const { NotSupportedError } = require('../core/errors')
+const { isErrored } = require('../core/util')
+const { isUint8Array, isArrayBuffer } = require('util/types')
+
+let ReadableStream
+
+async function * blobGen (blob) {
+  if (blob.stream) {
+    yield * blob.stream()
+  } else {
+    // istanbul ignore next: node < 16.7
+    yield await blob.arrayBuffer()
+  }
+}
+
+// https://fetch.spec.whatwg.org/#concept-bodyinit-extract
+function extractBody (object, keepalive = false) {
+  if (!ReadableStream) {
+    ReadableStream = require('stream/web').ReadableStream
+  }
+
+  // 1. Let stream be object if object is a ReadableStream object.
+  // Otherwise, let stream be a new ReadableStream, and set up stream.
+  let stream = null
+
+  // 2. Let action be null.
+  let action = null
+
+  // 3. Let source be null.
+  let source = null
+
+  // 4. Let length be null.
+  let length = null
+
+  // 5. Let Content-Type be null.
+  let contentType = null
+
+  // 6. Switch on object:
+  if (object == null) {
+    // Note: The IDL processor cannot handle this situation. See
+    // https://crbug.com/335871.
+  } else if (object instanceof URLSearchParams) {
+    // 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 Content-Type to `application/x-www-form-urlencoded;charset=UTF-8`.
+    contentType = 'application/x-www-form-urlencoded;charset=UTF-8'
+  } else if (isArrayBuffer(object) || ArrayBuffer.isView(object)) {
+    // BufferSource
+
+    if (object instanceof DataView) {
+      // TODO: Blob doesn't seem to work with DataView?
+      object = object.buffer
+    }
+
+    // Set source to a copy of the bytes held by object.
+    source = new Uint8Array(object)
+  } else if (util.isFormDataLike(object)) {
+    const boundary = '----formdata-undici-' + Math.random()
+    const prefix = `--${boundary}\r\nContent-Disposition: form-data`
+
+    /*! formdata-polyfill. MIT License. Jimmy Wärting <https://jimmy.warting.se/opensource> */
+    const escape = (str) =>
+      str.replace(/\n/g, '%0A').replace(/\r/g, '%0D').replace(/"/g, '%22')
+    const normalizeLinefeeds = (value) => value.replace(/\r?\n|\r/g, '\r\n')
+
+    // Set action to this step: run the multipart/form-data
+    // encoding algorithm, with object’s entry list and UTF-8.
+    action = async function * (object) {
+      const enc = new TextEncoder()
+
+      for (const [name, value] of object) {
+        if (typeof value === 'string') {
+          yield enc.encode(
+            prefix +
+              `; name="${escape(normalizeLinefeeds(name))}"` +
+              `\r\n\r\n${normalizeLinefeeds(value)}\r\n`
+          )
+        } else {
+          yield enc.encode(
+            prefix +
+              `; name="${escape(normalizeLinefeeds(name))}"` +
+              (value.name ? `; filename="${escape(value.name)}"` : '') +
+              '\r\n' +
+              `Content-Type: ${
+                value.type || 'application/octet-stream'
+              }\r\n\r\n`
+          )
+
+          yield * blobGen(value)
+
+          yield enc.encode('\r\n')
+        }
+      }
+
+      yield enc.encode(`--${boundary}--`)
+    }
+
+    // Set source to object.
+    source = object
+
+    // Set length to unclear, see html/6424 for improving this.
+    // TODO
+
+    // Set Content-Type to `multipart/form-data; boundary=`,
+    // followed by the multipart/form-data boundary string generated
+    // by the multipart/form-data encoding algorithm.
+    contentType = 'multipart/form-data; boundary=' + boundary
+  } else if (isBlobLike(object)) {
+    // Blob
+
+    // Set action to this step: read object.
+    action = blobGen
+
+    // 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
+    // Content-Type to its value.
+    if (object.type) {
+      contentType = 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 =
+      object instanceof ReadableStream ? object : ReadableStreamFrom(object)
+  } else {
+    // TODO: byte sequence?
+    // TODO: scalar value string?
+    // TODO: else?
+    source = toUSVString(object)
+    contentType = 'text/plain;charset=UTF-8'
+  }
+
+  // 7. If source is a byte sequence, then set action to a
+  // step that returns source and length to source’s length.
+  // TODO: What is a "byte sequence?"
+  if (typeof source === 'string' || util.isBuffer(source)) {
+    length = Buffer.byteLength(source)
+  }
+
+  // 8. If action is non-null, then run these steps in in parallel:
+  if (action != null) {
+    // Run action.
+    let iterator
+    stream = new ReadableStream({
+      async start () {
+        iterator = action(object)[Symbol.asyncIterator]()
+      },
+      async pull (controller) {
+        const { value, done } = await iterator.next()
+        if (done) {
+          // When running action is done, close stream.
+          queueMicrotask(() => {
+            controller.close()
+          })
+        } else {
+          // Whenever one or more bytes are available and stream is not errored,
+          // enqueue a Uint8Array wrapping an ArrayBuffer containing the available
+          // bytes into stream.
+          if (!isErrored(stream)) {
+            controller.enqueue(new Uint8Array(value))
+          }
+        }
+        return controller.desiredSize > 0
+      },
+      async cancel (reason) {
+        await iterator.return()
+      }
+    })
+  } else if (!stream) {
+    // TODO: Spec doesn't say anything about this?
+    stream = new ReadableStream({
+      async pull (controller) {
+        controller.enqueue(
+          typeof source === 'string' ? new TextEncoder().encode(source) : source
+        )
+        queueMicrotask(() => {
+          controller.close()
+        })
+      }
+    })
+  }
+
+  // 9. Let body be a body whose stream is stream, source is source,
+  // and length is length.
+  const body = { stream, source, length }
+
+  // 10. Return body and Content-Type.
+  return [body, contentType]
+}
+
+// https://fetch.spec.whatwg.org/#bodyinit-safely-extract
+function safelyExtractBody (object, keepalive = false) {
+  if (!ReadableStream) {
+    // istanbul ignore next
+    ReadableStream = require('stream/web').ReadableStream
+  }
+
+  // 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 (object instanceof ReadableStream) {
+    // Assert: object is neither disturbed nor locked.
+    // istanbul ignore next
+    assert(!util.isDisturbed(object), 'disturbed')
+    // istanbul ignore next
+    assert(!object.locked, '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 [out1, 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) {
+  const methods = {
+    async blob () {
+      if (!(this instanceof instance)) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      const chunks = []
+
+      if (this[kState].body) {
+        if (isUint8Array(this[kState].body)) {
+          chunks.push(this[kState].body)
+        } else {
+          const stream = this[kState].body.stream
+
+          if (util.isDisturbed(stream)) {
+            throw new TypeError('disturbed')
+          }
+
+          if (stream.locked) {
+            throw new TypeError('locked')
+          }
+
+          // Compat.
+          stream[kBodyUsed] = true
+
+          for await (const chunk of stream) {
+            chunks.push(chunk)
+          }
+        }
+      }
+
+      return new Blob(chunks, { type: this.headers.get('Content-Type') || '' })
+    },
+
+    async arrayBuffer () {
+      if (!(this instanceof instance)) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      const blob = await this.blob()
+      return await blob.arrayBuffer()
+    },
+
+    async text () {
+      if (!(this instanceof instance)) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      const blob = await this.blob()
+      return toUSVString(await blob.text())
+    },
+
+    async json () {
+      if (!(this instanceof instance)) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      return JSON.parse(await this.text())
+    },
+
+    async formData () {
+      if (!(this instanceof instance)) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      const contentType = this.headers.get('Content-Type')
+
+      // If mimeType’s essence is "multipart/form-data", then:
+      if (/multipart\/form-data/.test(contentType)) {
+        throw new NotSupportedError('multipart/form-data not supported')
+      } else if (/application\/x-www-form-urlencoded/.test(contentType)) {
+        // Otherwise, if mimeType’s essence is "application/x-www-form-urlencoded", then:
+
+        // 1. Let entries be the result of parsing bytes.
+        let entries
+        try {
+          entries = new URLSearchParams(await this.text())
+        } catch (err) {
+          // istanbul ignore next: Unclear when new URLSearchParams can fail on a string.
+          // 2. If entries is failure, then throw a TypeError.
+          throw Object.assign(new TypeError(), { cause: err })
+        }
+
+        // 3. Return a new FormData object whose entries are entries.
+        const formData = new FormData()
+        for (const [name, value] of entries) {
+          formData.append(name, value)
+        }
+        return formData
+      } else {
+        // Otherwise, throw a TypeError.
+        webidl.errors.exception({
+          header: `${instance.name}.formData`,
+          value: 'Could not parse content as FormData.'
+        })
+      }
+    }
+  }
+
+  return methods
+}
+
+const properties = {
+  body: {
+    enumerable: true,
+    get () {
+      if (!this || !this[kState]) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      return this[kState].body ? this[kState].body.stream : null
+    }
+  },
+  bodyUsed: {
+    enumerable: true,
+    get () {
+      if (!this || !this[kState]) {
+        throw new TypeError('Illegal invocation')
+      }
+
+      return !!this[kState].body && util.isDisturbed(this[kState].body.stream)
+    }
+  }
+}
+
+function mixinBody (prototype) {
+  Object.assign(prototype.prototype, bodyMixinMethods(prototype))
+  Object.defineProperties(prototype.prototype, properties)
+}
+
+module.exports = {
+  extractBody,
+  safelyExtractBody,
+  cloneBody,
+  mixinBody
+}

node_modules/undici/lib/fetch/constants.js

@@ -0,0 +1,88 @@
+'use strict'
+
+const corsSafeListedMethods = ['GET', 'HEAD', 'POST']
+
+const nullBodyStatus = [101, 204, 205, 304]
+
+const redirectStatus = [301, 302, 303, 307, 308]
+
+const referrerPolicy = [
+  '',
+  'no-referrer',
+  'no-referrer-when-downgrade',
+  'same-origin',
+  'origin',
+  'strict-origin',
+  'origin-when-cross-origin',
+  'strict-origin-when-cross-origin',
+  'unsafe-url'
+]
+
+const requestRedirect = ['follow', 'manual', 'error']
+
+const safeMethods = ['GET', 'HEAD', 'OPTIONS', 'TRACE']
+
+const requestMode = ['navigate', 'same-origin', 'no-cors', 'cors']
+
+const requestCredentials = ['omit', 'same-origin', 'include']
+
+const requestCache = [
+  'default',
+  'no-store',
+  'reload',
+  'no-cache',
+  'force-cache',
+  'only-if-cached'
+]
+
+const requestBodyHeader = [
+  'content-encoding',
+  'content-language',
+  'content-location',
+  'content-type'
+]
+
+// http://fetch.spec.whatwg.org/#forbidden-method
+const forbiddenMethods = ['CONNECT', 'TRACE', 'TRACK']
+
+const subresource = [
+  'audio',
+  'audioworklet',
+  'font',
+  'image',
+  'manifest',
+  'paintworklet',
+  'script',
+  'style',
+  'track',
+  'video',
+  'xslt',
+  ''
+]
+
+/** @type {globalThis['DOMException']} */
+const DOMException = globalThis.DOMException ?? (() => {
+  // DOMException was only made a global in Node v17.0.0,
+  // but fetch supports >= v16.5.
+  try {
+    atob('~')
+  } catch (err) {
+    return Object.getPrototypeOf(err).constructor
+  }
+})()
+
+module.exports = {
+  DOMException,
+  subresource,
+  forbiddenMethods,
+  requestBodyHeader,
+  referrerPolicy,
+  requestRedirect,
+  requestMode,
+  requestCredentials,
+  requestCache,
+  redirectStatus,
+  corsSafeListedMethods,
+  nullBodyStatus,
+  safeMethods
+}

node_modules/undici/lib/fetch/dataURL.js

@@ -0,0 +1,557 @@
+const assert = require('assert')
+const { atob } = require('buffer')
+
+const encoder = new TextEncoder()
+
+// 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 = collectASequenceOfCodePoints(
+    (char) => char !== ',',
+    input,
+    position
+  )
+
+  // 6. Strip leading and trailing ASCII whitespace
+  // from mimeType.
+  // Note: This will only remove U+0020 SPACE code
+  // points, if any.
+  // 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 = mimeType.replace(/^(\u0020)+|(\u0020)+$/g, '')
+
+  // 7. If position is past the end of input, then
+  // return failure
+  if (position.position >= input.length) {
+    return 'failure'
+  }
+
+  // 8. Advance position by 1.
+  position.position++
+
+  // 9. Let encodedBody be the remainder of input.
+  const encodedBody = input.slice(mimeTypeLength + 1)
+
+  // 10. Let body be the percent-decoding of encodedBody.
+  /** @type {Uint8Array|string} */
+  let body = stringPercentDecode(encodedBody)
+
+  // 11. If mimeType ends with U+003B (;), followed by
+  // zero or more U+0020 SPACE, followed by an ASCII
+  // case-insensitive match for "base64", then:
+  if (/;(\u0020){0,}base64$/i.test(mimeType)) {
+    // 1. Let stringBody be the isomorphic decode of body.
+    const stringBody = decodeURIComponent(new TextDecoder('utf-8').decode(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)+$/, '')
+
+    // 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) {
+  // 1. Let output be url’s scheme and U+003A (:) concatenated.
+  let output = url.protocol
+
+  // 2. If url’s host is non-null:
+  if (url.host.length > 0) {
+    // 1. Append "//" to output.
+    output += '//'
+
+    // 2. If url includes credentials, then:
+    if (url.username.length > 0 || url.password.length > 0) {
+      // 1. Append url’s username to output.
+      output += url.username
+
+      // 2. If url’s password is not the empty string, then append U+003A (:),
+      // followed by url’s password, to output.
+      if (url.password.length > 0) {
+        output += ':' + url.password
+      }
+
+      // 3. Append U+0040 (@) to output.
+      output += '@'
+    }
+
+    // 3. Append url’s host, serialized, to output.
+    output += decodeURIComponent(url.host)
+
+    // 4. If url’s port is non-null, append U+003A (:) followed by url’s port,
+    // serialized, to output.
+    if (url.port.length > 0) {
+      output += ':' + url.port
+    }
+  }
+
+  // 3. If url’s host is null, url does not have an opaque path,
+  // url’s path’s size is greater than 1, and url’s path[0]
+  // is the empty string, then append U+002F (/) followed by
+  // U+002E (.) to output.
+  // Note: This prevents web+demo:/.//not-a-host/ or web+demo:/path/..//not-a-host/,
+  // when parsed and then serialized, from ending up as web+demo://not-a-host/
+  // (they end up as web+demo:/.//not-a-host/).
+  // Undici implementation note: url's path[0] can never be an
+  // empty string, so we have to slightly alter what the spec says.
+  if (
+    url.host.length === 0 &&
+    url.pathname.length > 1 &&
+    url.href.slice(url.protocol.length + 1)[0] === '.'
+  ) {
+    output += '/.'
+  }
+
+  // 4. Append the result of URL path serializing url to output.
+  output += url.pathname
+
+  // 5. If url’s query is non-null, append U+003F (?),
+  // followed by url’s query, to output.
+  if (url.search.length > 0) {
+    output += url.search
+  }
+
+  // 6. If exclude fragment is false and url’s fragment is non-null,
+  // then append U+0023 (#), followed by url’s fragment, to output.
+  if (excludeFragment === false && url.hash.length > 0) {
+    output += url.hash
+  }
+
+  // 7. Return output.
+  return output
+}
+
+// https://infra.spec.whatwg.org/#collect-a-sequence-of-code-points
+/**
+ * @param {(char: string) => boolean} condition
+ * @param {string} input
+ * @param {{ position: number }} position
+ */
+function collectASequenceOfCodePoints (condition, input, position) {
+  // 1. Let result be the empty string.
+  let result = ''
+
+  // 2. While position doesn’t point past the end of input and the
+  // code point at position within input meets the condition condition:
+  while (position.position < input.length && condition(input[position.position])) {
+    // 1. Append that code point to the end of result.
+    result += input[position.position]
+
+    // 2. Advance position by 1.
+    position.position++
+  }
+
+  // 3. Return result.
+  return result
+}
+
+// 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)
+}
+
+// https://url.spec.whatwg.org/#percent-decode
+/** @param {Uint8Array} input */
+function percentDecode (input) {
+  // 1. Let output be an empty byte sequence.
+  /** @type {number[]} */
+  const output = []
+
+  // 2. For each byte byte in input:
+  for (let i = 0; i < input.length; i++) {
+    const byte = input[i]
+
+    // 1. If byte is not 0x25 (%), then append byte to output.
+    if (byte !== 0x25) {
+      output.push(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 &&
+      !/^[0-9A-Fa-f]{2}$/i.test(String.fromCharCode(input[i + 1], input[i + 2]))
+    ) {
+      output.push(0x25)
+
+    // 3. Otherwise:
+    } else {
+      // 1. Let bytePoint be the two bytes after byte in input,
+      // decoded, and then interpreted as hexadecimal number.
+      const nextTwoBytes = String.fromCharCode(input[i + 1], input[i + 2])
+      const bytePoint = Number.parseInt(nextTwoBytes, 16)
+
+      // 2. Append a byte whose value is bytePoint to output.
+      output.push(bytePoint)
+
+      // 3. Skip the next two bytes in input.
+      i += 2
+    }
+  }
+
+  // 3. Return output.
+  return Uint8Array.of(...output)
+}
+
+// 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 = input.trim()
+
+  // 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 = collectASequenceOfCodePoints(
+    (char) => char !== '/',
+    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 || !/^[!#$%&'*+-.^_|~A-z0-9]+$/.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 = collectASequenceOfCodePoints(
+    (char) => char !== ';',
+    input,
+    position
+  )
+
+  // 8. Remove any trailing HTTP whitespace from subtype.
+  subtype = subtype.trim()
+
+  // 9. If subtype is the empty string or does not solely
+  // contain HTTP token code points, then return failure.
+  if (subtype.length === 0 || !/^[!#$%&'*+-.^_|~A-z0-9]+$/.test(subtype)) {
+    return 'failure'
+  }
+
+  // 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: type.toLowerCase(),
+    subtype: subtype.toLowerCase(),
+    /** @type {Map<string, string>} */
+    parameters: new Map()
+  }
+
+  // 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) => /(\u000A|\u000D|\u0009|\u0020)/.test(char), // eslint-disable-line
+      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.
+      // Undici implementation note: extract-value is never
+      // defined or mentioned anywhere.
+      parameterValue = collectAnHTTPQuotedString(input, position/*, extractValue */)
+
+      // 2. Collect a sequence of code points that are not
+      // U+003B (;) from input, given position.
+      collectASequenceOfCodePoints(
+        (char) => char !== ';',
+        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 = collectASequenceOfCodePoints(
+        (char) => char !== ';',
+        input,
+        position
+      )
+
+      // 2. Remove any trailing HTTP whitespace from parameterValue.
+      parameterValue = parameterValue.trim()
+
+      // 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 &&
+      /^[!#$%&'*+-.^_|~A-z0-9]+$/.test(parameterName) &&
+      // https://mimesniff.spec.whatwg.org/#http-quoted-string-token-code-point
+      !/^(\u0009|\x{0020}-\x{007E}|\x{0080}-\x{00FF})+$/.test(parameterValue) &&  // eslint-disable-line
+      !mimeType.parameters.has(parameterName)
+    ) {
+      mimeType.parameters.set(parameterName, parameterValue)
+    }
+  }
+
+  // 12. Return mimeType.
+  return mimeType
+}
+
+// https://infra.spec.whatwg.org/#forgiving-base64-decode
+/** @param {string} data */
+function forgivingBase64 (data) {
+  // 1. Remove all ASCII whitespace from data.
+  data = data.replace(/[\u0009\u000A\u000C\u000D\u0020]/g, '')  // eslint-disable-line
+
+  // 2. If data’s code point length divides by 4 leaving
+  // no remainder, then:
+  if (data.length % 4 === 0) {
+    // 1. If data ends with one or two U+003D (=) code points,
+    // then remove them from data.
+    data = data.replace(/=?=$/, '')
+  }
+
+  // 3. If data’s code point length divides by 4 leaving
+  // a remainder of 1, then return failure.
+  if (data.length % 4 === 1) {
+    return 'failure'
+  }
+
+  // 4. If data contains a code point that is not one of
+  //  U+002B (+)
+  //  U+002F (/)
+  //  ASCII alphanumeric
+  // then return failure.
+  if (/[^+/0-9A-Za-z]/.test(data)) {
+    return 'failure'
+  }
+
+  const binary = atob(data)
+  const bytes = new Uint8Array(binary.length)
+
+  for (let byte = 0; byte < binary.length; byte++) {
+    bytes[byte] = binary.charCodeAt(byte)
+  }
+
+  return bytes
+}
+
+// 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
+ */
+function collectAnHTTPQuotedString (input, position, extractValue) {
+  // 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)
+}
+
+module.exports = {
+  dataURLProcessor,
+  URLSerializer,
+  collectASequenceOfCodePoints,
+  stringPercentDecode,
+  parseMIMEType,
+  collectAnHTTPQuotedString
+}

node_modules/undici/lib/fetch/file.js

@@ -0,0 +1,313 @@
+'use strict'
+
+const { Blob } = require('buffer')
+const { types } = require('util')
+const { kState } = require('./symbols')
+const { isBlobLike } = require('./util')
+const { webidl } = require('./webidl')
+
+class File extends Blob {
+  constructor (fileBits, fileName, options = {}) {
+    // The File constructor is invoked with two or three parameters, depending
+    // on whether the optional dictionary parameter is used. When the File()
+    // constructor is invoked, user agents must run the following steps:
+    if (arguments.length < 2) {
+      throw new TypeError('2 arguments required')
+    }
+
+    fileBits = webidl.converters['sequence<BlobPart>'](fileBits)
+    fileName = webidl.converters.USVString(fileName)
+    options = webidl.converters.FilePropertyBag(options)
+
+    // 1. Let bytes be the result of processing blob parts given fileBits and
+    // options.
+    // Note: Blob handles this for us
+
+    // 2. Let n be the fileName argument to the constructor.
+    const n = fileName
+
+    // 3. Process FilePropertyBag dictionary argument by running the following
+    // substeps:
+
+    //    1. If the type member is provided and is not the empty string, let t
+    //    be set to the type dictionary member. If t contains any characters
+    //    outside the range U+0020 to U+007E, then set t to the empty string
+    //    and return from these substeps.
+    //    2. Convert every character in t to ASCII lowercase.
+    // Note: Blob handles both of these steps for us
+
+    //    3. If the lastModified member is provided, let d be set to the
+    //    lastModified dictionary member. If it is not provided, set d to the
+    //    current date and time represented as the number of milliseconds since
+    //    the Unix Epoch (which is the equivalent of Date.now() [ECMA-262]).
+    const d = options.lastModified
+
+    // 4. Return a new File object F such that:
+    // F refers to the bytes byte sequence.
+    // F.size is set to the number of total bytes in bytes.
+    // F.name is set to n.
+    // F.type is set to t.
+    // F.lastModified is set to d.
+
+    super(processBlobParts(fileBits, options), { type: options.type })
+    this[kState] = {
+      name: n,
+      lastModified: d
+    }
+  }
+
+  get name () {
+    if (!(this instanceof File)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].name
+  }
+
+  get lastModified () {
+    if (!(this instanceof File)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].lastModified
+  }
+
+  get [Symbol.toStringTag] () {
+    return this.constructor.name
+  }
+}
+
+class FileLike {
+  constructor (blobLike, fileName, options = {}) {
+    // TODO: argument idl type check
+
+    // The File constructor is invoked with two or three parameters, depending
+    // on whether the optional dictionary parameter is used. When the File()
+    // constructor is invoked, user agents must run the following steps:
+
+    // 1. Let bytes be the result of processing blob parts given fileBits and
+    // options.
+
+    // 2. Let n be the fileName argument to the constructor.
+    const n = fileName
+
+    // 3. Process FilePropertyBag dictionary argument by running the following
+    // substeps:
+
+    //    1. If the type member is provided and is not the empty string, let t
+    //    be set to the type dictionary member. If t contains any characters
+    //    outside the range U+0020 to U+007E, then set t to the empty string
+    //    and return from these substeps.
+    //    TODO
+    const t = options.type
+
+    //    2. Convert every character in t to ASCII lowercase.
+    //    TODO
+
+    //    3. If the lastModified member is provided, let d be set to the
+    //    lastModified dictionary member. If it is not provided, set d to the
+    //    current date and time represented as the number of milliseconds since
+    //    the Unix Epoch (which is the equivalent of Date.now() [ECMA-262]).
+    const d = options.lastModified ?? Date.now()
+
+    // 4. Return a new File object F such that:
+    // F refers to the bytes byte sequence.
+    // F.size is set to the number of total bytes in bytes.
+    // F.name is set to n.
+    // F.type is set to t.
+    // F.lastModified is set to d.
+
+    this[kState] = {
+      blobLike,
+      name: n,
+      type: t,
+      lastModified: d
+    }
+  }
+
+  stream (...args) {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.stream(...args)
+  }
+
+  arrayBuffer (...args) {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.arrayBuffer(...args)
+  }
+
+  slice (...args) {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.slice(...args)
+  }
+
+  text (...args) {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.text(...args)
+  }
+
+  get size () {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.size
+  }
+
+  get type () {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].blobLike.type
+  }
+
+  get name () {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].name
+  }
+
+  get lastModified () {
+    if (!(this instanceof FileLike)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kState].lastModified
+  }
+
+  get [Symbol.toStringTag] () {
+    return 'File'
+  }
+}
+
+webidl.converters.Blob = webidl.interfaceConverter(Blob)
+
+webidl.converters.BlobPart = function (V, opts) {
+  if (webidl.util.Type(V) === 'Object') {
+    if (isBlobLike(V)) {
+      return webidl.converters.Blob(V, { strict: false })
+    }
+
+    return webidl.converters.BufferSource(V, opts)
+  } else {
+    return webidl.converters.USVString(V, opts)
+  }
+}
+
+webidl.converters['sequence<BlobPart>'] = webidl.sequenceConverter(
+  webidl.converters.BlobPart
+)
+
+// https://www.w3.org/TR/FileAPI/#dfn-FilePropertyBag
+webidl.converters.FilePropertyBag = webidl.dictionaryConverter([
+  {
+    key: 'lastModified',
+    converter: webidl.converters['long long'],
+    get defaultValue () {
+      return Date.now()
+    }
+  },
+  {
+    key: 'type',
+    converter: webidl.converters.DOMString,
+    defaultValue: ''
+  },
+  {
+    key: 'endings',
+    converter: (value) => {
+      value = webidl.converters.DOMString(value)
+      value = value.toLowerCase()
+
+      if (value !== 'native') {
+        value = 'transparent'
+      }
+
+      return value
+    },
+    defaultValue: 'transparent'
+  }
+])
+
+/**
+ * @see https://www.w3.org/TR/FileAPI/#process-blob-parts
+ * @param {(NodeJS.TypedArray|Blob|string)[]} parts
+ * @param {{ type: string, endings: string }} options
+ */
+function processBlobParts (parts, options) {
+  // 1. Let bytes be an empty sequence of bytes.
+  /** @type {NodeJS.TypedArray[]} */
+  const bytes = []
+
+  // 2. For each element in parts:
+  for (const element of parts) {
+    // 1. If element is a USVString, run the following substeps:
+    if (typeof element === 'string') {
+      // 1. Let s be element.
+      let s = element
+
+      // 2. If the endings member of options is "native", set s
+      //    to the result of converting line endings to native
+      //    of element.
+      if (options.endings === 'native') {
+        s = convertLineEndingsNative(s)
+      }
+
+      // 3. Append the result of UTF-8 encoding s to bytes.
+      bytes.push(new TextEncoder().encode(s))
+    } else if (
+      types.isAnyArrayBuffer(element) ||
+      types.isTypedArray(element)
+    ) {
+      // 2. If element is a BufferSource, get a copy of the
+      //    bytes held by the buffer source, and append those
+      //    bytes to bytes.
+      if (!element.buffer) { // ArrayBuffer
+        bytes.push(new Uint8Array(element))
+      } else {
+        bytes.push(element.buffer)
+      }
+    } else if (isBlobLike(element)) {
+      // 3. If element is a Blob, append the bytes it represents
+      //    to bytes.
+      bytes.push(element)
+    }
+  }
+
+  // 3. Return bytes.
+  return bytes
+}
+
+/**
+ * @see https://www.w3.org/TR/FileAPI/#convert-line-endings-to-native
+ * @param {string} s
+ */
+function convertLineEndingsNative (s) {
+  // 1. Let native line ending be be the code point U+000A LF.
+  let nativeLineEnding = '\n'
+
+  // 2. If the underlying platform’s conventions are to
+  //    represent newlines as a carriage return and line feed
+  //    sequence, set native line ending to the code point
+  //    U+000D CR followed by the code point U+000A LF.
+  if (process.platform === 'win32') {
+    nativeLineEnding = '\r\n'
+  }
+
+  return s.replace(/\r?\n/g, nativeLineEnding)
+}
+
+module.exports = { File, FileLike }

node_modules/undici/lib/fetch/formdata.js

@@ -0,0 +1,321 @@
+'use strict'
+
+const { isBlobLike, isFileLike, toUSVString, makeIterator } = require('./util')
+const { kState } = require('./symbols')
+const { File, FileLike } = require('./file')
+const { webidl } = require('./webidl')
+const { Blob } = require('buffer')
+
+// https://xhr.spec.whatwg.org/#formdata
+class FormData {
+  static name = 'FormData'
+
+  constructor (form) {
+    if (arguments.length > 0 && form != null) {
+      webidl.errors.conversionFailed({
+        prefix: 'FormData constructor',
+        argument: 'Argument 1',
+        types: ['null']
+      })
+    }
+
+    this[kState] = []
+  }
+
+  append (name, value, filename = undefined) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 2) {
+      throw new TypeError(
+        `Failed to execute 'append' on 'FormData': 2 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    if (arguments.length === 3 && !isBlobLike(value)) {
+      throw new TypeError(
+        "Failed to execute 'append' on 'FormData': parameter 2 is not of type 'Blob'"
+      )
+    }
+
+    // 1. Let value be value if given; otherwise blobValue.
+
+    name = webidl.converters.USVString(name)
+    value = isBlobLike(value)
+      ? webidl.converters.Blob(value, { strict: false })
+      : webidl.converters.USVString(value)
+    filename = arguments.length === 3
+      ? webidl.converters.USVString(filename)
+      : undefined
+
+    // 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[kState].push(entry)
+  }
+
+  delete (name) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'delete' on 'FormData': 1 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.USVString(name)
+
+    // The delete(name) method steps are to remove all entries whose name
+    // is name from this’s entry list.
+    const next = []
+    for (const entry of this[kState]) {
+      if (entry.name !== name) {
+        next.push(entry)
+      }
+    }
+
+    this[kState] = next
+  }
+
+  get (name) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'get' on 'FormData': 1 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    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[kState].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[kState][idx].value
+  }
+
+  getAll (name) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'getAll' on 'FormData': 1 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    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[kState]
+      .filter((entry) => entry.name === name)
+      .map((entry) => entry.value)
+  }
+
+  has (name) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'has' on 'FormData': 1 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    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[kState].findIndex((entry) => entry.name === name) !== -1
+  }
+
+  set (name, value, filename = undefined) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 2) {
+      throw new TypeError(
+        `Failed to execute 'set' on 'FormData': 2 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    if (arguments.length === 3 && !isBlobLike(value)) {
+      throw new TypeError(
+        "Failed to execute 'set' on 'FormData': parameter 2 is not of type 'Blob'"
+      )
+    }
+
+    // The set(name, value) and set(name, blobValue, filename) method steps
+    // are:
+
+    // 1. Let value be value if given; otherwise blobValue.
+
+    name = webidl.converters.USVString(name)
+    value = isBlobLike(value)
+      ? webidl.converters.Blob(value, { strict: false })
+      : webidl.converters.USVString(value)
+    filename = arguments.length === 3
+      ? toUSVString(filename)
+      : undefined
+
+    // 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[kState].findIndex((entry) => entry.name === name)
+    if (idx !== -1) {
+      this[kState] = [
+        ...this[kState].slice(0, idx),
+        entry,
+        ...this[kState].slice(idx + 1).filter((entry) => entry.name !== name)
+      ]
+    } else {
+      // 4. Otherwise, append entry to this’s entry list.
+      this[kState].push(entry)
+    }
+  }
+
+  get [Symbol.toStringTag] () {
+    return this.constructor.name
+  }
+
+  entries () {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(
+      makeIterable(this[kState], 'entries'),
+      'FormData'
+    )
+  }
+
+  keys () {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(
+      makeIterable(this[kState], 'keys'),
+      'FormData'
+    )
+  }
+
+  values () {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(
+      makeIterable(this[kState], 'values'),
+      'FormData'
+    )
+  }
+
+  /**
+   * @param {(value: string, key: string, self: FormData) => void} callbackFn
+   * @param {unknown} thisArg
+   */
+  forEach (callbackFn, thisArg = globalThis) {
+    if (!(this instanceof FormData)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'forEach' on 'FormData': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    if (typeof callbackFn !== 'function') {
+      throw new TypeError(
+        "Failed to execute 'forEach' on 'FormData': parameter 1 is not of type 'Function'."
+      )
+    }
+
+    for (const [key, value] of this) {
+      callbackFn.apply(thisArg, [value, key, this])
+    }
+  }
+}
+
+FormData.prototype[Symbol.iterator] = FormData.prototype.entries
+
+/**
+ * @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.
+  // "To convert a string into a scalar value string, replace any surrogates
+  //  with U+FFFD."
+  // see: https://nodejs.org/dist/latest-v18.x/docs/api/buffer.html#buftostringencoding-start-end
+  name = Buffer.from(name).toString('utf8')
+
+  // 2. If value is a string, then set value to the result of converting
+  //    value into a scalar value string.
+  if (typeof value === 'string') {
+    value = Buffer.from(value).toString('utf8')
+  } 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 (!isFileLike(value)) {
+      value = value instanceof Blob
+        ? new File([value], 'blob', { type: value.type })
+        : new FileLike(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) {
+      value = value instanceof File
+        ? new File([value], filename, { type: value.type })
+        : new FileLike(value, filename, { type: value.type })
+    }
+  }
+
+  // 4. Return an entry whose name is name and whose value is value.
+  return { name, value }
+}
+
+function * makeIterable (entries, type) {
+  // The value pairs to iterate over are this’s entry list’s entries
+  // with the key being the name and the value being the value.
+  for (const { name, value } of entries) {
+    if (type === 'entries') {
+      yield [name, value]
+    } else if (type === 'values') {
+      yield value
+    } else {
+      yield name
+    }
+  }
+}
+
+module.exports = { FormData }

node_modules/undici/lib/fetch/headers.js

@@ -0,0 +1,501 @@
+// https://github.com/Ethan-Arrowood/undici-fetch
+
+'use strict'
+
+const { kHeadersList } = require('../core/symbols')
+const { kGuard } = require('./symbols')
+const { kEnumerableProperty } = require('../core/util')
+const {
+  makeIterator,
+  isValidHeaderName,
+  isValidHeaderValue
+} = require('./util')
+const { webidl } = require('./webidl')
+
+const kHeadersMap = Symbol('headers map')
+const kHeadersSortedMap = Symbol('headers map sorted')
+
+/**
+ * @see https://fetch.spec.whatwg.org/#concept-header-value-normalize
+ * @param {string} potentialValue
+ */
+function headerValueNormalize (potentialValue) {
+  //  To normalize a byte sequence potentialValue, remove
+  //  any leading and trailing HTTP whitespace bytes from
+  //  potentialValue.
+  return potentialValue.replace(
+    /^[\r\n\t ]+|[\r\n\t ]+$/g,
+    ''
+  )
+}
+
+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 (const header of object) {
+      // 1. If header does not contain exactly two items, then throw a TypeError.
+      if (header.length !== 2) {
+        webidl.errors.exception({
+          header: 'Headers constructor',
+          message: `expected name/value pair to be length 2, found ${header.length}.`
+        })
+      }
+
+      // 2. Append (header’s first item, header’s second item) to headers.
+      headers.append(header[0], header[1])
+    }
+  } else if (typeof object === 'object' && object !== null) {
+    // Note: null should throw
+
+    // 2. Otherwise, object is a record, then for each key → value in object,
+    //    append (key, value) to headers
+    for (const [key, value] of Object.entries(object)) {
+      headers.append(key, value)
+    }
+  } else {
+    webidl.errors.conversionFailed({
+      prefix: 'Headers constructor',
+      argument: 'Argument 1',
+      types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>']
+    })
+  }
+}
+
+class HeadersList {
+  constructor (init) {
+    if (init instanceof HeadersList) {
+      this[kHeadersMap] = new Map(init[kHeadersMap])
+      this[kHeadersSortedMap] = init[kHeadersSortedMap]
+    } else {
+      this[kHeadersMap] = new Map(init)
+      this[kHeadersSortedMap] = null
+    }
+  }
+
+  // https://fetch.spec.whatwg.org/#header-list-contains
+  contains (name) {
+    // A header list list contains a header name name if list
+    // contains a header whose name is a byte-case-insensitive
+    // match for name.
+    name = name.toLowerCase()
+
+    return this[kHeadersMap].has(name)
+  }
+
+  clear () {
+    this[kHeadersMap].clear()
+    this[kHeadersSortedMap] = null
+  }
+
+  // https://fetch.spec.whatwg.org/#concept-header-list-append
+  append (name, value) {
+    this[kHeadersSortedMap] = null
+
+    // 1. If list contains name, then set name to the first such
+    //    header’s name.
+    name = name.toLowerCase()
+    const exists = this[kHeadersMap].get(name)
+
+    // 2. Append (name, value) to list.
+    if (exists) {
+      this[kHeadersMap].set(name, `${exists}, ${value}`)
+    } else {
+      this[kHeadersMap].set(name, `${value}`)
+    }
+  }
+
+  // https://fetch.spec.whatwg.org/#concept-header-list-set
+  set (name, value) {
+    this[kHeadersSortedMap] = null
+
+    // 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.
+    return this[kHeadersMap].set(name, value)
+  }
+
+  // https://fetch.spec.whatwg.org/#concept-header-list-delete
+  delete (name) {
+    this[kHeadersSortedMap] = null
+
+    name = name.toLowerCase()
+    return this[kHeadersMap].delete(name)
+  }
+
+  // https://fetch.spec.whatwg.org/#concept-header-list-get
+  get (name) {
+    name = name.toLowerCase()
+
+    // 1. If list does not contain name, then return null.
+    if (!this.contains(name)) {
+      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[kHeadersMap].get(name) ?? null
+  }
+
+  has (name) {
+    name = name.toLowerCase()
+    return this[kHeadersMap].has(name)
+  }
+
+  keys () {
+    return this[kHeadersMap].keys()
+  }
+
+  values () {
+    return this[kHeadersMap].values()
+  }
+
+  entries () {
+    return this[kHeadersMap].entries()
+  }
+
+  [Symbol.iterator] () {
+    return this[kHeadersMap][Symbol.iterator]()
+  }
+}
+
+// https://fetch.spec.whatwg.org/#headers-class
+class Headers {
+  constructor (init = undefined) {
+    this[kHeadersList] = new HeadersList()
+
+    // The new Headers(init) constructor steps are:
+
+    // 1. Set this’s guard to "none".
+    this[kGuard] = 'none'
+
+    // 2. If init is given, then fill this with init.
+    if (init !== undefined) {
+      init = webidl.converters.HeadersInit(init)
+      fill(this, init)
+    }
+  }
+
+  get [Symbol.toStringTag] () {
+    return this.constructor.name
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-headers-append
+  append (name, value) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 2) {
+      throw new TypeError(
+        `Failed to execute 'append' on 'Headers': 2 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.ByteString(name)
+    value = webidl.converters.ByteString(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)) {
+      webidl.errors.invalidArgument({
+        prefix: 'Headers.append',
+        value: name,
+        type: 'header name'
+      })
+    } else if (!isValidHeaderValue(value)) {
+      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.
+    // Note: undici does not implement forbidden header names
+    if (this[kGuard] === 'immutable') {
+      throw new TypeError('immutable')
+    } else if (this[kGuard] === 'request-no-cors') {
+      // 5. Otherwise, if headers’s guard is "request-no-cors":
+      // TODO
+    }
+
+    // 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.
+    // 8. If headers’s guard is "request-no-cors", then remove
+    //    privileged no-CORS request headers from headers
+    return this[kHeadersList].append(name, value)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-headers-delete
+  delete (name) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'delete' on 'Headers': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.ByteString(name)
+
+    // 1. If name is not a header name, then throw a TypeError.
+    if (!isValidHeaderName(name)) {
+      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[kGuard] === 'immutable') {
+      throw new TypeError('immutable')
+    } else if (this[kGuard] === 'request-no-cors') {
+      // TODO
+    }
+
+    // 6. If this’s header list does not contain name, then
+    //    return.
+    if (!this[kHeadersList].contains(name)) {
+      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.
+    return this[kHeadersList].delete(name)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-headers-get
+  get (name) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'get' on 'Headers': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.ByteString(name)
+
+    // 1. If name is not a header name, then throw a TypeError.
+    if (!isValidHeaderName(name)) {
+      webidl.errors.invalidArgument({
+        prefix: 'Headers.get',
+        value: name,
+        type: 'header name'
+      })
+    }
+
+    // 2. Return the result of getting name from this’s header
+    //    list.
+    return this[kHeadersList].get(name)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-headers-has
+  has (name) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'has' on 'Headers': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.ByteString(name)
+
+    // 1. If name is not a header name, then throw a TypeError.
+    if (!isValidHeaderName(name)) {
+      webidl.errors.invalidArgument({
+        prefix: 'Headers.has',
+        value: name,
+        type: 'header name'
+      })
+    }
+
+    // 2. Return true if this’s header list contains name;
+    //    otherwise false.
+    return this[kHeadersList].contains(name)
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-headers-set
+  set (name, value) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 2) {
+      throw new TypeError(
+        `Failed to execute 'set' on 'Headers': 2 arguments required, but only ${arguments.length} present.`
+      )
+    }
+
+    name = webidl.converters.ByteString(name)
+    value = webidl.converters.ByteString(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)) {
+      webidl.errors.invalidArgument({
+        prefix: 'Headers.set',
+        value: name,
+        type: 'header name'
+      })
+    } else if (!isValidHeaderValue(value)) {
+      webidl.errors.invalidArgument({
+        prefix: 'Headers.set',
+        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[kGuard] === 'immutable') {
+      throw new TypeError('immutable')
+    } else if (this[kGuard] === 'request-no-cors') {
+      // TODO
+    }
+
+    // 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
+    return this[kHeadersList].set(name, value)
+  }
+
+  get [kHeadersSortedMap] () {
+    this[kHeadersList][kHeadersSortedMap] ??= new Map([...this[kHeadersList]].sort((a, b) => a[0] < b[0] ? -1 : 1))
+    return this[kHeadersList][kHeadersSortedMap]
+  }
+
+  keys () {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(this[kHeadersSortedMap].keys(), 'Headers')
+  }
+
+  values () {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(this[kHeadersSortedMap].values(), 'Headers')
+  }
+
+  entries () {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return makeIterator(this[kHeadersSortedMap].entries(), 'Headers')
+  }
+
+  /**
+   * @param {(value: string, key: string, self: Headers) => void} callbackFn
+   * @param {unknown} thisArg
+   */
+  forEach (callbackFn, thisArg = globalThis) {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'forEach' on 'Headers': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    if (typeof callbackFn !== 'function') {
+      throw new TypeError(
+        "Failed to execute 'forEach' on 'Headers': parameter 1 is not of type 'Function'."
+      )
+    }
+
+    for (const [key, value] of this) {
+      callbackFn.apply(thisArg, [value, key, this])
+    }
+  }
+
+  [Symbol.for('nodejs.util.inspect.custom')] () {
+    if (!(this instanceof Headers)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    return this[kHeadersList]
+  }
+}
+
+Headers.prototype[Symbol.iterator] = Headers.prototype.entries
+
+Object.defineProperties(Headers.prototype, {
+  append: kEnumerableProperty,
+  delete: kEnumerableProperty,
+  get: kEnumerableProperty,
+  has: kEnumerableProperty,
+  set: kEnumerableProperty,
+  keys: kEnumerableProperty,
+  values: kEnumerableProperty,
+  entries: kEnumerableProperty,
+  forEach: kEnumerableProperty
+})
+
+webidl.converters.HeadersInit = function (V) {
+  if (webidl.util.Type(V) === 'Object') {
+    if (V[Symbol.iterator]) {
+      return webidl.converters['sequence<sequence<ByteString>>'](V)
+    }
+
+    return webidl.converters['record<ByteString, ByteString>'](V)
+  }
+
+  webidl.errors.conversionFailed({
+    prefix: 'Headers constructor',
+    argument: 'Argument 1',
+    types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>']
+  })
+}
+
+module.exports = {
+  fill,
+  Headers,
+  HeadersList
+}

node_modules/undici/lib/fetch/request.js

@@ -0,0 +1,926 @@
+/* globals AbortController */
+
+'use strict'
+
+const { extractBody, mixinBody, cloneBody } = require('./body')
+const { Headers, fill: fillHeaders, HeadersList } = require('./headers')
+const util = require('../core/util')
+const {
+  isValidHTTPToken,
+  sameOrigin,
+  normalizeMethod
+} = require('./util')
+const {
+  forbiddenMethods,
+  corsSafeListedMethods,
+  referrerPolicy,
+  requestRedirect,
+  requestMode,
+  requestCredentials,
+  requestCache
+} = require('./constants')
+const { kEnumerableProperty } = util
+const { kHeaders, kSignal, kState, kGuard, kRealm } = require('./symbols')
+const { webidl } = require('./webidl')
+const { kHeadersList } = require('../core/symbols')
+const assert = require('assert')
+
+let TransformStream
+
+const kInit = Symbol('init')
+
+const requestFinalizer = new FinalizationRegistry(({ signal, abort }) => {
+  signal.removeEventListener('abort', abort)
+})
+
+// https://fetch.spec.whatwg.org/#request-class
+class Request {
+  // https://fetch.spec.whatwg.org/#dom-request
+  constructor (input, init = {}) {
+    if (input === kInit) {
+      return
+    }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to construct 'Request': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    input = webidl.converters.RequestInfo(input)
+    init = webidl.converters.RequestInit(init)
+
+    // TODO
+    this[kRealm] = { settingsObject: {} }
+
+    // 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 = this[kRealm].settingsObject.baseUrl
+
+    // 4. Let signal be null.
+    let signal = null
+
+    // 5. If input is a string, then:
+    if (typeof input === 'string') {
+      // 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(input instanceof Request)
+
+      // 8. Set request to input’s request.
+      request = input[kState]
+
+      // 9. Set signal to input’s signal.
+      signal = input[kSignal]
+    }
+
+    // 7. Let origin be this’s relevant settings object’s origin.
+    const origin = this[kRealm].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 !== undefined && init.window != null) {
+      throw new TypeError(`'window' option '${window}' must be null`)
+    }
+
+    // 11. If init["window"] exists, then set window to "no-window".
+    if (init.window !== undefined) {
+      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: this[kRealm].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]
+    })
+
+    // 13. If init is not empty, then:
+    if (Object.keys(init).length > 0) {
+      // 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 "${referrer}" is not a valid URL.`, { cause: err })
+        }
+
+        // 3. If one of the following is true
+        // parsedReferrer’s cannot-be-a-base-URL is true, scheme is "about",
+        // and path contains a single string "client"
+        // parsedReferrer’s origin is not same origin with origin
+        // then set request’s referrer to "client".
+        // TODO
+
+        // 4. Otherwise, set request’s referrer to parsedReferrer.
+        request.referrer = parsedReferrer
+      }
+    }
+
+    // 15. If init["referrerPolicy"] exists, then set request’s referrer policy
+    // to it.
+    if (init.referrerPolicy !== undefined) {
+      request.referrerPolicy = init.referrerPolicy
+      if (!referrerPolicy.includes(request.referrerPolicy)) {
+        throw new TypeError(
+          `Failed to construct 'Request': The provided value '${request.referrerPolicy}' is not a valid enum value of type ReferrerPolicy.`
+        )
+      }
+    }
+
+    // 16. Let mode be init["mode"] if it exists, and fallbackMode otherwise.
+    let mode
+    if (init.mode !== undefined) {
+      mode = init.mode
+      if (!requestMode.includes(mode)) {
+        throw new TypeError(
+          `Failed to construct 'Request': The provided value '${request.mode}' is not a valid enum value of type RequestMode.`
+        )
+      }
+    } else {
+      mode = fallbackMode
+    }
+
+    // 17. If mode is "navigate", then throw a TypeError.
+    if (mode === 'navigate') {
+      webidl.errors.exception({
+        header: 'Request constructor',
+        message: 'invalid request mode navigate.'
+      })
+    }
+
+    // 18. If mode is non-null, set request’s mode to mode.
+    if (mode != null) {
+      request.mode = mode
+    }
+
+    // 19. If init["credentials"] exists, then set request’s credentials mode
+    // to it.
+    if (init.credentials !== undefined) {
+      request.credentials = init.credentials
+      if (!requestCredentials.includes(request.credentials)) {
+        throw new TypeError(
+          `Failed to construct 'Request': The provided value '${request.credentials}' is not a valid enum value of type RequestCredentials.`
+        )
+      }
+    }
+
+    // 18. If init["cache"] exists, then set request’s cache mode to it.
+    if (init.cache !== undefined) {
+      request.cache = init.cache
+      if (!requestCache.includes(request.cache)) {
+        throw new TypeError(
+          `Failed to construct 'Request': The provided value '${request.cache}' is not a valid enum value of type RequestCache.`
+        )
+      }
+    }
+
+    // 21. If request’s cache mode is "only-if-cached" and request’s mode is
+    // not "same-origin", then throw a TypeError.
+    if (request.cache === 'only-if-cached' && request.mode !== 'same-origin') {
+      throw new TypeError(
+        "'only-if-cached' can be set only with 'same-origin' mode"
+      )
+    }
+
+    // 22. If init["redirect"] exists, then set request’s redirect mode to it.
+    if (init.redirect !== undefined) {
+      request.redirect = init.redirect
+      if (!requestRedirect.includes(request.redirect)) {
+        throw new TypeError(
+          `Failed to construct 'Request': The provided value '${request.redirect}' is not a valid enum value of type RequestRedirect.`
+        )
+      }
+    }
+
+    // 23. If init["integrity"] exists, then set request’s integrity metadata to it.
+    if (init.integrity !== undefined && 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
+
+      // 2. If method is not a method or method is a forbidden method, then
+      // throw a TypeError.
+      if (!isValidHTTPToken(init.method)) {
+        throw TypeError(`'${init.method}' is not a valid HTTP method.`)
+      }
+
+      if (forbiddenMethods.indexOf(method.toUpperCase()) !== -1) {
+        throw TypeError(`'${init.method}' HTTP method is unsupported.`)
+      }
+
+      // 3. Normalize method.
+      method = normalizeMethod(init.method)
+
+      // 4. Set request’s method to method.
+      request.method = method
+    }
+
+    // 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[kState] = request
+
+    // 28. Set this’s signal to a new AbortSignal object with this’s relevant
+    // Realm.
+    const ac = new AbortController()
+    this[kSignal] = ac.signal
+    this[kSignal][kRealm] = this[kRealm]
+
+    // 29. If signal is not null, then make this’s signal follow signal.
+    if (signal != null) {
+      if (
+        !signal ||
+        typeof signal.aborted !== 'boolean' ||
+        typeof signal.addEventListener !== 'function'
+      ) {
+        throw new TypeError(
+          "Failed to construct 'Request': member signal is not of type AbortSignal."
+        )
+      }
+
+      if (signal.aborted) {
+        ac.abort()
+      } else {
+        const abort = () => ac.abort()
+        signal.addEventListener('abort', abort, { once: true })
+        requestFinalizer.register(this, { signal, 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[kHeaders] = new Headers()
+    this[kHeaders][kHeadersList] = request.headersList
+    this[kHeaders][kGuard] = 'request'
+    this[kHeaders][kRealm] = this[kRealm]
+
+    // 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 (!corsSafeListedMethods.includes(request.method)) {
+        throw new TypeError(
+          `'${request.method} is unsupported in no-cors mode.`
+        )
+      }
+
+      // 2. Set this’s headers’s guard to "request-no-cors".
+      this[kHeaders][kGuard] = 'request-no-cors'
+    }
+
+    // 32. If init is not empty, then:
+    if (Object.keys(init).length !== 0) {
+      // 1. Let headers be a copy of this’s headers and its associated header
+      // list.
+      let headers = new Headers(this[kHeaders])
+
+      // 2. If init["headers"] exists, then set headers to init["headers"].
+      if (init.headers !== undefined) {
+        headers = init.headers
+      }
+
+      // 3. Empty this’s headers’s header list.
+      this[kHeaders][kHeadersList].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.constructor.name === 'Headers') {
+        for (const [key, val] of headers) {
+          this[kHeaders].append(key, val)
+        }
+      } else {
+        // 5. Otherwise, fill this’s headers with headers.
+        fillHeaders(this[kHeaders], headers)
+      }
+    }
+
+    // 33. Let inputBody be input’s request’s body if input is a Request
+    // object; otherwise null.
+    const inputBody = input instanceof Request ? input[kState].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 !== undefined && 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 !== undefined && 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 && !this[kHeaders].has('content-type')) {
+        this[kHeaders].append('content-type', contentType)
+      }
+    }
+
+    // 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 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"'
+        )
+      }
+
+      // 2. 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 (util.isDisturbed(inputBody.stream) || inputBody.stream.locked) {
+        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.
+      if (!TransformStream) {
+        TransformStream = require('stream/web').TransformStream
+      }
+
+      // 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[kState].body = finalBody
+  }
+
+  get [Symbol.toStringTag] () {
+    return this.constructor.name
+  }
+
+  // Returns request’s HTTP method, which is "GET" by default.
+  get method () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The method getter steps are to return this’s request’s method.
+    return this[kState].method
+  }
+
+  // Returns the URL of request as a string.
+  get url () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The url getter steps are to return this’s request’s URL, serialized.
+    return this[kState].url.toString()
+  }
+
+  // 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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The headers getter steps are to return this’s headers.
+    return this[kHeaders]
+  }
+
+  // Returns the kind of resource requested by request, e.g., "document"
+  // or "script".
+  get destination () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The destination getter are to return this’s request’s destination.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // 1. If this’s request’s referrer is "no-referrer", then return the
+    // empty string.
+    if (this[kState].referrer === 'no-referrer') {
+      return ''
+    }
+
+    // 2. If this’s request’s referrer is "client", then return
+    // "about:client".
+    if (this[kState].referrer === 'client') {
+      return 'about:client'
+    }
+
+    // Return this’s request’s referrer, serialized.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The referrerPolicy getter steps are to return this’s request’s referrer policy.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The mode getter steps are to return this’s request’s mode.
+    return this[kState].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 () {
+    // The credentials getter steps are to return this’s request’s credentials mode.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The cache getter steps are to return this’s request’s cache mode.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The redirect getter steps are to return this’s request’s redirect mode.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The integrity getter steps are to return this’s request’s integrity
+    // metadata.
+    return this[kState].integrity
+  }
+
+  // Returns a boolean indicating whether or not request can outlive the
+  // global in which it was created.
+  get keepalive () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The keepalive getter steps are to return this’s request’s keepalive.
+    return this[kState].keepalive
+  }
+
+  // Returns a boolean indicating whether or not request is for a reload
+  // navigation.
+  get isReloadNavigation () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The isReloadNavigation getter steps are to return true if this’s
+    // request’s reload-navigation flag is set; otherwise false.
+    return this[kState].reloadNavigation
+  }
+
+  // Returns a boolean indicating whether or not request is for a history
+  // navigation (a.k.a. back-foward navigation).
+  get isHistoryNavigation () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The isHistoryNavigation getter steps are to return true if this’s request’s
+    // history-navigation flag is set; otherwise false.
+    return this[kState].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 () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The signal getter steps are to return this’s signal.
+    return this[kSignal]
+  }
+
+  // Returns a clone of request.
+  clone () {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // 1. If this is unusable, then throw a TypeError.
+    if (this.bodyUsed || this.body?.locked) {
+      throw new TypeError('unusable')
+    }
+
+    // 2. Let clonedRequest be the result of cloning this’s request.
+    const clonedRequest = cloneRequest(this[kState])
+
+    // 3. Let clonedRequestObject be the result of creating a Request object,
+    // given clonedRequest, this’s headers’s guard, and this’s relevant Realm.
+    const clonedRequestObject = new Request(kInit)
+    clonedRequestObject[kState] = clonedRequest
+    clonedRequestObject[kRealm] = this[kRealm]
+    clonedRequestObject[kHeaders] = new Headers()
+    clonedRequestObject[kHeaders][kHeadersList] = clonedRequest.headersList
+    clonedRequestObject[kHeaders][kGuard] = this[kHeaders][kGuard]
+    clonedRequestObject[kHeaders][kRealm] = this[kHeaders][kRealm]
+
+    // 4. Make clonedRequestObject’s signal follow this’s signal.
+    const ac = new AbortController()
+    if (this.signal.aborted) {
+      ac.abort()
+    } else {
+      this.signal.addEventListener(
+        'abort',
+        function () {
+          ac.abort()
+        },
+        { once: true }
+      )
+    }
+    clonedRequestObject[kSignal] = ac.signal
+
+    // 4. Return clonedRequestObject.
+    return clonedRequestObject
+  }
+}
+
+mixinBody(Request)
+
+function makeRequest (init) {
+  // https://fetch.spec.whatwg.org/#requests
+  const request = {
+    method: 'GET',
+    localURLsOnly: false,
+    unsafeRequest: false,
+    body: null,
+    client: null,
+    reservedClient: null,
+    replacesClientId: '',
+    window: 'client',
+    keepalive: false,
+    serviceWorkers: 'all',
+    initiator: '',
+    destination: '',
+    priority: null,
+    origin: 'client',
+    policyContainer: 'client',
+    referrer: 'client',
+    referrerPolicy: '',
+    mode: 'no-cors',
+    useCORSPreflightFlag: false,
+    credentials: 'same-origin',
+    useCredentials: false,
+    cache: 'default',
+    redirect: 'follow',
+    integrity: '',
+    cryptoGraphicsNonceMetadata: '',
+    parserMetadata: '',
+    reloadNavigation: false,
+    historyNavigation: false,
+    userActivation: false,
+    taintedOrigin: false,
+    redirectCount: 0,
+    responseTainting: 'basic',
+    preventNoCacheCacheControlHeaderModification: false,
+    done: false,
+    timingAllowFailed: false,
+    ...init,
+    headersList: init.headersList
+      ? new HeadersList(init.headersList)
+      : new HeadersList()
+  }
+  request.url = request.urlList[0]
+  return request
+}
+
+// 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
+}
+
+Object.defineProperties(Request.prototype, {
+  method: kEnumerableProperty,
+  url: kEnumerableProperty,
+  headers: kEnumerableProperty,
+  redirect: kEnumerableProperty,
+  clone: kEnumerableProperty,
+  signal: kEnumerableProperty
+})
+
+webidl.converters.Request = webidl.interfaceConverter(
+  Request
+)
+
+// https://fetch.spec.whatwg.org/#requestinfo
+webidl.converters.RequestInfo = function (V) {
+  if (typeof V === 'string') {
+    return webidl.converters.USVString(V)
+  }
+
+  if (V instanceof Request) {
+    return webidl.converters.Request(V)
+  }
+
+  return webidl.converters.USVString(V)
+}
+
+webidl.converters.AbortSignal = webidl.interfaceConverter(
+  AbortSignal
+)
+
+// 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: [
+      '', 'no-referrer', 'no-referrer-when-downgrade',
+      'same-origin', 'origin', 'strict-origin',
+      'origin-when-cross-origin', 'strict-origin-when-cross-origin',
+      'unsafe-url'
+    ]
+  },
+  {
+    key: 'mode',
+    converter: webidl.converters.DOMString,
+    // https://fetch.spec.whatwg.org/#concept-request-mode
+    allowedValues: [
+      'same-origin', 'cors', 'no-cors', 'navigate', 'websocket'
+    ]
+  },
+  {
+    key: 'credentials',
+    converter: webidl.converters.DOMString,
+    // https://fetch.spec.whatwg.org/#requestcredentials
+    allowedValues: [
+      'omit', 'same-origin', 'include'
+    ]
+  },
+  {
+    key: 'cache',
+    converter: webidl.converters.DOMString,
+    // https://fetch.spec.whatwg.org/#requestcache
+    allowedValues: [
+      'default', 'no-store', 'reload', 'no-cache', 'force-cache',
+      'only-if-cached'
+    ]
+  },
+  {
+    key: 'redirect',
+    converter: webidl.converters.DOMString,
+    // https://fetch.spec.whatwg.org/#requestredirect
+    allowedValues: [
+      'follow', 'error', 'manual'
+    ]
+  },
+  {
+    key: 'integrity',
+    converter: webidl.converters.DOMString
+  },
+  {
+    key: 'keepalive',
+    converter: webidl.converters.boolean
+  },
+  {
+    key: 'signal',
+    converter: webidl.nullableConverter(
+      webidl.converters.AbortSignal
+    )
+  },
+  {
+    key: 'window',
+    converter: webidl.converters.any
+  }
+])
+
+module.exports = { Request, makeRequest }

node_modules/undici/lib/fetch/response.js

@@ -0,0 +1,580 @@
+'use strict'
+
+const { Headers, HeadersList, fill } = require('./headers')
+const { extractBody, cloneBody, mixinBody } = require('./body')
+const util = require('../core/util')
+const { kEnumerableProperty } = util
+const {
+  responseURL,
+  isValidReasonPhrase,
+  isCancelled,
+  isAborted,
+  isBlobLike,
+  serializeJavascriptValueToJSONString
+} = require('./util')
+const {
+  redirectStatus,
+  nullBodyStatus,
+  DOMException
+} = require('./constants')
+const { kState, kHeaders, kGuard, kRealm } = require('./symbols')
+const { webidl } = require('./webidl')
+const { FormData } = require('./formdata')
+const { kHeadersList } = require('../core/symbols')
+const assert = require('assert')
+const { types } = require('util')
+
+const ReadableStream = globalThis.ReadableStream || require('stream/web').ReadableStream
+
+// https://fetch.spec.whatwg.org/#response-class
+class Response {
+  // Creates network error Response.
+  static error () {
+    // TODO
+    const relevantRealm = { settingsObject: {} }
+
+    // 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 = new Response()
+    responseObject[kState] = makeNetworkError()
+    responseObject[kRealm] = relevantRealm
+    responseObject[kHeaders][kHeadersList] = responseObject[kState].headersList
+    responseObject[kHeaders][kGuard] = 'immutable'
+    responseObject[kHeaders][kRealm] = relevantRealm
+    return responseObject
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-response-json
+  static json (data, init = {}) {
+    if (arguments.length === 0) {
+      throw new TypeError(
+        'Failed to execute \'json\' on \'Response\': 1 argument required, but 0 present.'
+      )
+    }
+
+    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 = new TextEncoder('utf-8').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 relevantRealm = { settingsObject: {} }
+    const responseObject = new Response()
+    responseObject[kRealm] = relevantRealm
+    responseObject[kHeaders][kGuard] = 'response'
+    responseObject[kHeaders][kRealm] = relevantRealm
+
+    // 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) {
+    const relevantRealm = { settingsObject: {} }
+
+    if (arguments.length < 1) {
+      throw new TypeError(
+        `Failed to execute 'redirect' on 'Response': 1 argument required, but only ${arguments.length} present.`
+      )
+    }
+
+    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)
+    } catch (err) {
+      throw Object.assign(new TypeError('Failed to parse URL from ' + url), {
+        cause: err
+      })
+    }
+
+    // 3. If status is not a redirect status, then throw a RangeError.
+    if (!redirectStatus.includes(status)) {
+      throw new RangeError('Invalid status code')
+    }
+
+    // 4. Let responseObject be the result of creating a Response object,
+    // given a new response, "immutable", and this’s relevant Realm.
+    const responseObject = new Response()
+    responseObject[kRealm] = relevantRealm
+    responseObject[kHeaders][kGuard] = 'immutable'
+    responseObject[kHeaders][kRealm] = relevantRealm
+
+    // 5. Set responseObject’s response’s status to status.
+    responseObject[kState].status = status
+
+    // 6. Let value be parsedURL, serialized and isomorphic encoded.
+    // TODO: isomorphic encoded?
+    const value = parsedURL.toString()
+
+    // 7. Append `Location`/value to responseObject’s response’s header list.
+    responseObject[kState].headersList.append('location', value)
+
+    // 8. Return responseObject.
+    return responseObject
+  }
+
+  // https://fetch.spec.whatwg.org/#dom-response
+  constructor (body = null, init = {}) {
+    if (body !== null) {
+      body = webidl.converters.BodyInit(body)
+    }
+
+    init = webidl.converters.ResponseInit(init)
+
+    // TODO
+    this[kRealm] = { settingsObject: {} }
+
+    // 1. Set this’s response to a new response.
+    this[kState] = 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[kHeaders] = new Headers()
+    this[kHeaders][kGuard] = 'response'
+    this[kHeaders][kHeadersList] = this[kState].headersList
+    this[kHeaders][kRealm] = this[kRealm]
+
+    // 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)
+  }
+
+  get [Symbol.toStringTag] () {
+    return this.constructor.name
+  }
+
+  // Returns response’s type, e.g., "cors".
+  get type () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The type getter steps are to return this’s response’s type.
+    return this[kState].type
+  }
+
+  // Returns response’s URL, if it has one; otherwise the empty string.
+  get url () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // 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.
+    let url = responseURL(this[kState])
+
+    if (url == null) {
+      return ''
+    }
+
+    if (url.hash) {
+      url = new URL(url)
+      url.hash = ''
+    }
+
+    return url.toString()
+  }
+
+  // Returns whether response was obtained through a redirect.
+  get redirected () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The redirected getter steps are to return true if this’s response’s URL
+    // list has more than one item; otherwise false.
+    return this[kState].urlList.length > 1
+  }
+
+  // Returns response’s status.
+  get status () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The status getter steps are to return this’s response’s status.
+    return this[kState].status
+  }
+
+  // Returns whether response’s status is an ok status.
+  get ok () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The ok getter steps are to return true if this’s response’s status is an
+    // ok status; otherwise false.
+    return this[kState].status >= 200 && this[kState].status <= 299
+  }
+
+  // Returns response’s status message.
+  get statusText () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The statusText getter steps are to return this’s response’s status
+    // message.
+    return this[kState].statusText
+  }
+
+  // Returns response’s headers as Headers.
+  get headers () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // The headers getter steps are to return this’s headers.
+    return this[kHeaders]
+  }
+
+  // Returns a clone of response.
+  clone () {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Illegal invocation')
+    }
+
+    // 1. If this is unusable, then throw a TypeError.
+    if (this.bodyUsed || (this.body && this.body.locked)) {
+      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[kState])
+
+    // 3. Return the result of creating a Response object, given
+    // clonedResponse, this’s headers’s guard, and this’s relevant Realm.
+    const clonedResponseObject = new Response()
+    clonedResponseObject[kState] = clonedResponse
+    clonedResponseObject[kRealm] = this[kRealm]
+    clonedResponseObject[kHeaders][kHeadersList] = clonedResponse.headersList
+    clonedResponseObject[kHeaders][kGuard] = this[kHeaders][kGuard]
+    clonedResponseObject[kHeaders][kRealm] = this[kHeaders][kRealm]
+
+    return clonedResponseObject
+  }
+}
+
+mixinBody(Response)
+
+Object.defineProperties(Response.prototype, {
+  type: kEnumerableProperty,
+  url: kEnumerableProperty,
+  status: kEnumerableProperty,
+  ok: kEnumerableProperty,
+  redirected: kEnumerableProperty,
+  statusText: kEnumerableProperty,
+  headers: kEnumerableProperty,
+  clone: 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) {
+  return makeResponse({
+    type: 'error',
+    status: 0,
+    error:
+      reason instanceof Error
+        ? reason
+        : new Error(reason ? String(reason) : reason, {
+          cause: reason instanceof Error ? reason : undefined
+        }),
+    aborted: reason && reason.name === 'AbortError'
+  })
+}
+
+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: Object.freeze([]),
+      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) {
+  // 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(new DOMException('The operation was aborted.', 'AbortError'))
+    : makeNetworkError(fetchParams.controller.terminated.reason)
+}
+
+// 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) {
+    response[kState].status = init.status
+  }
+
+  // 4. Set response’s response’s status message to init["statusText"].
+  if ('statusText' in init && init.statusText != null) {
+    response[kState].statusText = init.statusText
+  }
+
+  // 5. If init["headers"] exists, then fill response’s headers with init["headers"].
+  if ('headers' in init && init.headers != null) {
+    fill(response[kState].headersList, 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)) {
+      webidl.errors.exception({
+        header: 'Response constructor',
+        message: 'Invalid response status code.'
+      })
+    }
+
+    // 2. Set response's body to body's body.
+    response[kState].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 && !response[kState].headersList.has('Content-Type')) {
+      response[kState].headersList.append('content-type', body.type)
+    }
+  }
+}
+
+webidl.converters.ReadableStream = webidl.interfaceConverter(
+  ReadableStream
+)
+
+webidl.converters.FormData = webidl.interfaceConverter(
+  FormData
+)
+
+webidl.converters.URLSearchParams = webidl.interfaceConverter(
+  URLSearchParams
+)
+
+// https://fetch.spec.whatwg.org/#typedefdef-xmlhttprequestbodyinit
+webidl.converters.XMLHttpRequestBodyInit = function (V) {
+  if (typeof V === 'string') {
+    return webidl.converters.USVString(V)
+  }
+
+  if (isBlobLike(V)) {
+    return webidl.converters.Blob(V)
+  }
+
+  if (
+    types.isAnyArrayBuffer(V) ||
+    types.isTypedArray(V) ||
+    types.isDataView(V)
+  ) {
+    return webidl.converters.BufferSource(V)
+  }
+
+  if (V instanceof FormData) {
+    return webidl.converters.FormData(V)
+  }
+
+  if (V instanceof URLSearchParams) {
+    return webidl.converters.URLSearchParams(V)
+  }
+
+  return webidl.converters.DOMString(V)
+}
+
+// https://fetch.spec.whatwg.org/#bodyinit
+webidl.converters.BodyInit = function (V) {
+  if (V instanceof ReadableStream) {
+    return webidl.converters.ReadableStream(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)
+}
+
+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
+  }
+])
+
+module.exports = {
+  makeNetworkError,
+  makeResponse,
+  makeAppropriateNetworkError,
+  filterResponse,
+  Response
+}

node_modules/undici/lib/fetch/symbols.js

@@ -0,0 +1,10 @@
+'use strict'
+
+module.exports = {
+  kUrl: Symbol('url'),
+  kHeaders: Symbol('headers'),
+  kSignal: Symbol('signal'),
+  kState: Symbol('state'),
+  kGuard: Symbol('guard'),
+  kRealm: Symbol('realm')
+}

node_modules/undici/lib/fetch/util.js

@@ -0,0 +1,467 @@
+'use strict'
+
+const { redirectStatus } = require('./constants')
+const { performance } = require('perf_hooks')
+const { isBlobLike, toUSVString, ReadableStreamFrom } = require('../core/util')
+const assert = require('assert')
+
+let File
+
+// https://fetch.spec.whatwg.org/#block-bad-port
+const badPorts = [
+  '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', '5060', '5061', '6000', '6566', '6665', '6666', '6667', '6668', '6669', '6697',
+  '10080'
+]
+
+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 (!redirectStatus.includes(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')
+
+  // 3. If location is a value, then set location to the result of parsing
+  // location with response’s URL.
+  location = location ? new URL(location, responseURL(response)) : null
+
+  // 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
+}
+
+/** @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 (/^https?:/.test(url.protocol) && badPorts.includes(url.port)) {
+    return 'blocked'
+  }
+
+  // 3. Return allowed.
+  return 'allowed'
+}
+
+function isFileLike (object) {
+  if (!File) {
+    File = require('./file').File
+  }
+  return object instanceof File || (
+    object &&
+    (typeof object.stream === 'function' ||
+     typeof object.arrayBuffer === 'function') &&
+    /^(File)$/.test(object[Symbol.toStringTag])
+  )
+}
+
+// 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
+}
+
+function isTokenChar (c) {
+  return !(
+    c >= 0x7f ||
+    c <= 0x20 ||
+    c === '(' ||
+    c === ')' ||
+    c === '<' ||
+    c === '>' ||
+    c === '@' ||
+    c === ',' ||
+    c === ';' ||
+    c === ':' ||
+    c === '\\' ||
+    c === '"' ||
+    c === '/' ||
+    c === '[' ||
+    c === ']' ||
+    c === '?' ||
+    c === '=' ||
+    c === '{' ||
+    c === '}'
+  )
+}
+
+// See RFC 7230, Section 3.2.6.
+// https://github.com/chromium/chromium/blob/d7da0240cae77824d1eda25745c4022757499131/third_party/blink/renderer/platform/network/http_parsers.cc#L321
+function isValidHTTPToken (characters) {
+  if (!characters || typeof characters !== 'string') {
+    return false
+  }
+  for (let i = 0; i < characters.length; ++i) {
+    const c = characters.charCodeAt(i)
+    if (c > 0x7f || !isTokenChar(c)) {
+      return false
+    }
+  }
+  return true
+}
+
+// https://fetch.spec.whatwg.org/#header-name
+// https://github.com/chromium/chromium/blob/b3d37e6f94f87d59e44662d6078f6a12de845d17/net/http/http_util.cc#L342
+function isValidHeaderName (potentialValue) {
+  if (potentialValue.length === 0) {
+    return false
+  }
+
+  for (const char of potentialValue) {
+    if (!isValidHTTPToken(char)) {
+      return false
+    }
+  }
+
+  return true
+}
+
+/**
+ * @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.
+  if (
+    potentialValue.startsWith('\t') ||
+    potentialValue.startsWith(' ') ||
+    potentialValue.endsWith('\t') ||
+    potentialValue.endsWith(' ')
+  ) {
+    return false
+  }
+
+  if (
+    potentialValue.includes('\0') ||
+    potentialValue.includes('\r') ||
+    potentialValue.includes('\n')
+  ) {
+    return false
+  }
+
+  return true
+}
+
+// https://w3c.github.io/webappsec-referrer-policy/#set-requests-referrer-policy-on-redirect
+function setRequestReferrerPolicyOnRedirect (request, actualResponse) {
+  //  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.
+
+  // 1. Let policy be the result of executing § 8.1 Parse a referrer policy
+  // from a Referrer-Policy header on actualResponse.
+  // TODO:  https://w3c.github.io/webappsec-referrer-policy/#parse-referrer-policy-from-header
+  const policy = ''
+
+  // 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)
+
+  //  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.
+  let serializedOrigin = request.origin
+
+  // 2. If request’s response tainting is "cors" or request’s mode is "websocket", then append (`Origin`, serializedOrigin) to request’s header list.
+  if (request.responseTainting === 'cors' || request.mode === 'websocket') {
+    if (serializedOrigin) {
+      request.headersList.append('Origin', serializedOrigin)
+    }
+
+  // 3. Otherwise, if request’s method is neither `GET` nor `HEAD`, then:
+  } 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 (/^https:/.test(request.origin) && !/^https:/.test(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.
+    }
+
+    if (serializedOrigin) {
+      // 2. Append (`Origin`, serializedOrigin) to request’s header list.
+      request.headersList.append('Origin', serializedOrigin)
+    }
+  }
+}
+
+function coarsenedSharedCurrentTime (crossOriginIsolatedCapability) {
+  // TODO
+  return performance.now()
+}
+
+// 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 () {
+  // TODO
+  return {}
+}
+
+// https://html.spec.whatwg.org/multipage/origin.html#clone-a-policy-container
+function clonePolicyContainer () {
+  // TODO
+  return {}
+}
+
+// https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer
+function determineRequestsReferrer (request) {
+  // TODO
+  return 'no-referrer'
+}
+
+function matchRequestIntegrity (request, bytes) {
+  return false
+}
+
+// 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.
+  // "opaque origin" is an internal value we cannot access, ignore.
+
+  // 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 createDeferredPromise () {
+  let res
+  let rej
+  const promise = new Promise((resolve, reject) => {
+    res = resolve
+    rej = reject
+  })
+
+  return { promise, resolve: res, reject: rej }
+}
+
+function isAborted (fetchParams) {
+  return fetchParams.controller.state === 'aborted'
+}
+
+function isCancelled (fetchParams) {
+  return fetchParams.controller.state === 'aborted' ||
+    fetchParams.controller.state === 'terminated'
+}
+
+// https://fetch.spec.whatwg.org/#concept-method-normalize
+function normalizeMethod (method) {
+  return /^(DELETE|GET|HEAD|OPTIONS|POST|PUT)$/i.test(method)
+    ? method.toUpperCase()
+    : method
+}
+
+// https://infra.spec.whatwg.org/#serialize-a-javascript-value-to-a-json-string
+function serializeJavascriptValueToJSONString (value) {
+  // 1. Let result be ? Call(%JSON.stringify%, undefined, « value »).
+  const result = JSON.stringify(value)
+
+  // 2. If result is undefined, then throw a TypeError.
+  if (result === undefined) {
+    throw new TypeError('Value is not JSON serializable')
+  }
+
+  // 3. Assert: result is a string.
+  assert(typeof result === 'string')
+
+  // 4. Return result.
+  return result
+}
+
+// https://tc39.es/ecma262/#sec-%25iteratorprototype%25-object
+const esIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()))
+
+// https://webidl.spec.whatwg.org/#dfn-iterator-prototype-object
+function makeIterator (iterator, name) {
+  const i = {
+    next () {
+      if (Object.getPrototypeOf(this) !== i) {
+        throw new TypeError(
+          `'next' called on an object that does not implement interface ${name} Iterator.`
+        )
+      }
+
+      return iterator.next()
+    },
+    // The class string of an iterator prototype object for a given interface is the
+    // result of concatenating the identifier of the interface and the string " Iterator".
+    [Symbol.toStringTag]: `${name} Iterator`
+  }
+
+  // The [[Prototype]] internal slot of an iterator prototype object must be %IteratorPrototype%.
+  Object.setPrototypeOf(i, esIteratorPrototype)
+  // esIteratorPrototype needs to be the prototype of i
+  // which is the prototype of an empty object. Yes, it's confusing.
+  return Object.setPrototypeOf({}, i)
+}
+
+module.exports = {
+  isAborted,
+  isCancelled,
+  createDeferredPromise,
+  ReadableStreamFrom,
+  toUSVString,
+  tryUpgradeRequestToAPotentiallyTrustworthyURL,
+  coarsenedSharedCurrentTime,
+  matchRequestIntegrity,
+  determineRequestsReferrer,
+  makePolicyContainer,
+  clonePolicyContainer,
+  appendFetchMetadata,
+  appendRequestOriginHeader,
+  TAOCheck,
+  corsCheck,
+  crossOriginResourcePolicyCheck,
+  createOpaqueTimingInfo,
+  setRequestReferrerPolicyOnRedirect,
+  isValidHTTPToken,
+  requestBadPort,
+  requestCurrentURL,
+  responseURL,
+  responseLocationURL,
+  isBlobLike,
+  isFileLike,
+  isValidReasonPhrase,
+  sameOrigin,
+  normalizeMethod,
+  serializeJavascriptValueToJSONString,
+  makeIterator,
+  isValidHeaderName,
+  isValidHeaderValue
+}

node_modules/undici/lib/fetch/webidl.js

@@ -0,0 +1,594 @@
+'use strict'
+
+const { toUSVString, types } = require('util')
+
+const webidl = {}
+webidl.converters = {}
+webidl.util = {}
+webidl.errors = {}
+
+/**
+ *
+ * @param {{
+ *   header: string
+ *   message: string
+ * }} message
+ */
+webidl.errors.exception = function (message) {
+  throw new TypeError(`${message.header}: ${message.message}`)
+}
+
+/**
+ * Throw an error when conversion from one type to another has failed
+ * @param {{
+ *   prefix: string
+ *   argument: string
+ *   types: string[]
+ * }} context
+ */
+webidl.errors.conversionFailed = function (context) {
+  const plural = context.types.length === 1 ? '' : ' one of'
+  const message =
+    `${context.argument} could not be converted to` +
+    `${plural}: ${context.types.join(', ')}.`
+
+  return webidl.errors.exception({
+    header: context.prefix,
+    message
+  })
+}
+
+/**
+ * Throw an error when an invalid argument is provided
+ * @param {{
+ *   prefix: string
+ *   value: string
+ *   type: string
+ * }} context
+ */
+webidl.errors.invalidArgument = function (context) {
+  return webidl.errors.exception({
+    header: context.prefix,
+    message: `"${context.value}" is an invalid ${context.type}.`
+  })
+}
+
+// https://tc39.es/ecma262/#sec-ecmascript-data-types-and-values
+webidl.util.Type = function (V) {
+  switch (typeof V) {
+    case 'undefined': return 'Undefined'
+    case 'boolean': return 'Boolean'
+    case 'string': return 'String'
+    case 'symbol': return 'Symbol'
+    case 'number': return 'Number'
+    case 'bigint': return 'BigInt'
+    case 'function':
+    case 'object': {
+      if (V === null) {
+        return 'Null'
+      }
+
+      return 'Object'
+    }
+  }
+}
+
+// https://webidl.spec.whatwg.org/#abstract-opdef-converttoint
+webidl.util.ConvertToInt = function (V, bitLength, signedness, opts = {}) {
+  let upperBound
+  let lowerBound
+
+  // 1. If bitLength is 64, then:
+  if (bitLength === 64) {
+    // 1. Let upperBound be 2^53 − 1.
+    upperBound = Math.pow(2, 53) - 1
+
+    // 2. If signedness is "unsigned", then let lowerBound be 0.
+    if (signedness === 'unsigned') {
+      lowerBound = 0
+    } else {
+      // 3. Otherwise let lowerBound be −2^53 + 1.
+      lowerBound = Math.pow(-2, 53) + 1
+    }
+  } else if (signedness === 'unsigned') {
+    // 2. Otherwise, if signedness is "unsigned", then:
+
+    // 1. Let lowerBound be 0.
+    lowerBound = 0
+
+    // 2. Let upperBound be 2^bitLength − 1.
+    upperBound = Math.pow(2, bitLength) - 1
+  } else {
+    // 3. Otherwise:
+
+    // 1. Let lowerBound be -2^bitLength − 1.
+    lowerBound = Math.pow(-2, bitLength) - 1
+
+    // 2. Let upperBound be 2^bitLength − 1 − 1.
+    upperBound = Math.pow(2, bitLength - 1) - 1
+  }
+
+  // 4. Let x be ? ToNumber(V).
+  let x = Number(V)
+
+  // 5. If x is −0, then set x to +0.
+  if (Object.is(-0, x)) {
+    x = 0
+  }
+
+  // 6. If the conversion is to an IDL type associated
+  //    with the [EnforceRange] extended attribute, then:
+  if (opts.enforceRange === true) {
+    // 1. If x is NaN, +∞, or −∞, then throw a TypeError.
+    if (
+      Number.isNaN(x) ||
+      x === Number.POSITIVE_INFINITY ||
+      x === Number.NEGATIVE_INFINITY
+    ) {
+      webidl.errors.exception({
+        header: 'Integer conversion',
+        message: `Could not convert ${V} to an integer.`
+      })
+    }
+
+    // 2. Set x to IntegerPart(x).
+    x = webidl.util.IntegerPart(x)
+
+    // 3. If x < lowerBound or x > upperBound, then
+    //    throw a TypeError.
+    if (x < lowerBound || x > upperBound) {
+      webidl.errors.exception({
+        header: 'Integer conversion',
+        message: `Value must be between ${lowerBound}-${upperBound}, got ${x}.`
+      })
+    }
+
+    // 4. Return x.
+    return x
+  }
+
+  // 7. If x is not NaN and the conversion is to an IDL
+  //    type associated with the [Clamp] extended
+  //    attribute, then:
+  if (!Number.isNaN(x) && opts.clamp === true) {
+    // 1. Set x to min(max(x, lowerBound), upperBound).
+    x = Math.min(Math.max(x, lowerBound), upperBound)
+
+    // 2. Round x to the nearest integer, choosing the
+    //    even integer if it lies halfway between two,
+    //    and choosing +0 rather than −0.
+    if (Math.floor(x) % 2 === 0) {
+      x = Math.floor(x)
+    } else {
+      x = Math.ceil(x)
+    }
+
+    // 3. Return x.
+    return x
+  }
+
+  // 8. If x is NaN, +0, +∞, or −∞, then return +0.
+  if (
+    Number.isNaN(x) ||
+    Object.is(0, x) ||
+    x === Number.POSITIVE_INFINITY ||
+    x === Number.NEGATIVE_INFINITY
+  ) {
+    return 0
+  }
+
+  // 9. Set x to IntegerPart(x).
+  x = webidl.util.IntegerPart(x)
+
+  // 10. Set x to x modulo 2^bitLength.
+  x = x % Math.pow(2, bitLength)
+
+  // 11. If signedness is "signed" and x ≥ 2^bitLength − 1,
+  //    then return x − 2^bitLength.
+  if (signedness === 'signed' && x >= Math.pow(2, bitLength) - 1) {
+    return x - Math.pow(2, bitLength)
+  }
+
+  // 12. Otherwise, return x.
+  return x
+}
+
+// https://webidl.spec.whatwg.org/#abstract-opdef-integerpart
+webidl.util.IntegerPart = function (n) {
+  // 1. Let r be floor(abs(n)).
+  const r = Math.floor(Math.abs(n))
+
+  // 2. If n < 0, then return -1 × r.
+  if (n < 0) {
+    return -1 * r
+  }
+
+  // 3. Otherwise, return r.
+  return r
+}
+
+// https://webidl.spec.whatwg.org/#es-sequence
+webidl.sequenceConverter = function (converter) {
+  return (V) => {
+    // 1. If Type(V) is not Object, throw a TypeError.
+    if (webidl.util.Type(V) !== 'Object') {
+      webidl.errors.exception({
+        header: 'Sequence',
+        message: `Value of type ${webidl.util.Type(V)} is not an Object.`
+      })
+    }
+
+    // 2. Let method be ? GetMethod(V, @@iterator).
+    /** @type {Generator} */
+    const method = V?.[Symbol.iterator]?.()
+    const seq = []
+
+    // 3. If method is undefined, throw a TypeError.
+    if (
+      method === undefined ||
+      typeof method.next !== 'function'
+    ) {
+      webidl.errors.exception({
+        header: 'Sequence',
+        message: 'Object is not an iterator.'
+      })
+    }
+
+    // https://webidl.spec.whatwg.org/#create-sequence-from-iterable
+    while (true) {
+      const { done, value } = method.next()
+
+      if (done) {
+        break
+      }
+
+      seq.push(converter(value))
+    }
+
+    return seq
+  }
+}
+
+webidl.recordConverter = function (keyConverter, valueConverter) {
+  return (V) => {
+    const record = {}
+    const type = webidl.util.Type(V)
+
+    if (type === 'Undefined' || type === 'Null') {
+      return record
+    }
+
+    if (type !== 'Object') {
+      webidl.errors.exception({
+        header: 'Record',
+        message: `Expected ${V} to be an Object type.`
+      })
+    }
+
+    for (let [key, value] of Object.entries(V)) {
+      key = keyConverter(key)
+      value = valueConverter(value)
+
+      record[key] = value
+    }
+
+    return record
+  }
+}
+
+webidl.interfaceConverter = function (i) {
+  return (V, opts = {}) => {
+    if (opts.strict !== false && !(V instanceof i)) {
+      webidl.errors.exception({
+        header: i.name,
+        message: `Expected ${V} to be an instance of ${i.name}.`
+      })
+    }
+
+    return V
+  }
+}
+
+/**
+ * @param {{
+ *   key: string,
+ *   defaultValue?: any,
+ *   required?: boolean,
+ *   converter: (...args: unknown[]) => unknown,
+ *   allowedValues?: any[]
+ * }[]} converters
+ * @returns
+ */
+webidl.dictionaryConverter = function (converters) {
+  return (dictionary) => {
+    const type = webidl.util.Type(dictionary)
+    const dict = {}
+
+    if (type !== 'Null' && type !== 'Undefined' && type !== 'Object') {
+      webidl.errors.exception({
+        header: 'Dictionary',
+        message: `Expected ${dictionary} to be one of: Null, Undefined, Object.`
+      })
+    }
+
+    for (const options of converters) {
+      const { key, defaultValue, required, converter } = options
+
+      if (required === true) {
+        if (!Object.hasOwn(dictionary, key)) {
+          webidl.errors.exception({
+            header: 'Dictionary',
+            message: `Missing required key "${key}".`
+          })
+        }
+      }
+
+      let value = dictionary[key]
+      const hasDefault = Object.hasOwn(options, 'defaultValue')
+
+      // Only use defaultValue if value is undefined and
+      // a defaultValue options was provided.
+      if (hasDefault && value !== null) {
+        value = value ?? defaultValue
+      }
+
+      // A key can be optional and have no default value.
+      // When this happens, do not perform a conversion,
+      // and do not assign the key a value.
+      if (required || hasDefault || value !== undefined) {
+        value = converter(value)
+
+        if (
+          options.allowedValues &&
+          !options.allowedValues.includes(value)
+        ) {
+          webidl.errors.exception({
+            header: 'Dictionary',
+            message: `${value} is not an accepted type. Expected one of ${options.allowedValues.join(', ')}.`
+          })
+        }
+
+        dict[key] = value
+      }
+    }
+
+    return dict
+  }
+}
+
+webidl.nullableConverter = function (converter) {
+  return (V) => {
+    if (V === null) {
+      return V
+    }
+
+    return converter(V)
+  }
+}
+
+// https://webidl.spec.whatwg.org/#es-DOMString
+webidl.converters.DOMString = function (V, opts = {}) {
+  // 1. If V is null and the conversion is to an IDL type
+  //    associated with the [LegacyNullToEmptyString]
+  //    extended attribute, then return the DOMString value
+  //    that represents the empty string.
+  if (V === null && opts.legacyNullToEmptyString) {
+    return ''
+  }
+
+  // 2. Let x be ? ToString(V).
+  if (typeof V === 'symbol') {
+    throw new TypeError('Could not convert argument of type symbol to string.')
+  }
+
+  // 3. Return the IDL DOMString value that represents the
+  //    same sequence of code units as the one the
+  //    ECMAScript String value x represents.
+  return String(V)
+}
+
+// eslint-disable-next-line no-control-regex
+const isNotLatin1 = /[^\u0000-\u00ff]/
+
+// https://webidl.spec.whatwg.org/#es-ByteString
+webidl.converters.ByteString = function (V) {
+  // 1. Let x be ? ToString(V).
+  // Note: DOMString converter perform ? ToString(V)
+  const x = webidl.converters.DOMString(V)
+
+  // 2. If the value of any element of x is greater than
+  //    255, then throw a TypeError.
+  if (isNotLatin1.test(x)) {
+    throw new TypeError('Argument is not a ByteString')
+  }
+
+  // 3. Return an IDL ByteString value whose length is the
+  //    length of x, and where the value of each element is
+  //    the value of the corresponding element of x.
+  return x
+}
+
+// https://webidl.spec.whatwg.org/#es-USVString
+// TODO: ensure that util.toUSVString follows webidl spec
+webidl.converters.USVString = toUSVString
+
+// https://webidl.spec.whatwg.org/#es-boolean
+webidl.converters.boolean = function (V) {
+  // 1. Let x be the result of computing ToBoolean(V).
+  const x = Boolean(V)
+
+  // 2. Return the IDL boolean value that is the one that represents
+  //    the same truth value as the ECMAScript Boolean value x.
+  return x
+}
+
+// https://webidl.spec.whatwg.org/#es-any
+webidl.converters.any = function (V) {
+  return V
+}
+
+// https://webidl.spec.whatwg.org/#es-long-long
+webidl.converters['long long'] = function (V, opts) {
+  // 1. Let x be ? ConvertToInt(V, 64, "signed").
+  const x = webidl.util.ConvertToInt(V, 64, 'signed', opts)
+
+  // 2. Return the IDL long long value that represents
+  //    the same numeric value as x.
+  return x
+}
+
+// https://webidl.spec.whatwg.org/#es-unsigned-short
+webidl.converters['unsigned short'] = function (V) {
+  // 1. Let x be ? ConvertToInt(V, 16, "unsigned").
+  const x = webidl.util.ConvertToInt(V, 16, 'unsigned')
+
+  // 2. Return the IDL unsigned short value that represents
+  //    the same numeric value as x.
+  return x
+}
+
+// https://webidl.spec.whatwg.org/#idl-ArrayBuffer
+webidl.converters.ArrayBuffer = function (V, opts = {}) {
+  // 1. If Type(V) is not Object, or V does not have an
+  //    [[ArrayBufferData]] internal slot, then throw a
+  //    TypeError.
+  // see: https://tc39.es/ecma262/#sec-properties-of-the-arraybuffer-instances
+  // see: https://tc39.es/ecma262/#sec-properties-of-the-sharedarraybuffer-instances
+  if (
+    webidl.util.Type(V) !== 'Object' ||
+    !types.isAnyArrayBuffer(V)
+  ) {
+    webidl.errors.conversionFailed({
+      prefix: `${V}`,
+      argument: `${V}`,
+      types: ['ArrayBuffer']
+    })
+  }
+
+  // 2. If the conversion is not to an IDL type associated
+  //    with the [AllowShared] extended attribute, and
+  //    IsSharedArrayBuffer(V) is true, then throw a
+  //    TypeError.
+  if (opts.allowShared === false && types.isSharedArrayBuffer(V)) {
+    webidl.errors.exception({
+      header: 'ArrayBuffer',
+      message: 'SharedArrayBuffer is not allowed.'
+    })
+  }
+
+  // 3. If the conversion is not to an IDL type associated
+  //    with the [AllowResizable] extended attribute, and
+  //    IsResizableArrayBuffer(V) is true, then throw a
+  //    TypeError.
+  // Note: resizable ArrayBuffers are currently a proposal.
+
+  // 4. Return the IDL ArrayBuffer value that is a
+  //    reference to the same object as V.
+  return V
+}
+
+webidl.converters.TypedArray = function (V, T, opts = {}) {
+  // 1. Let T be the IDL type V is being converted to.
+
+  // 2. If Type(V) is not Object, or V does not have a
+  //    [[TypedArrayName]] internal slot with a value
+  //    equal to T’s name, then throw a TypeError.
+  if (
+    webidl.util.Type(V) !== 'Object' ||
+    !types.isTypedArray(V) ||
+    V.constructor.name !== T.name
+  ) {
+    webidl.errors.conversionFailed({
+      prefix: `${T.name}`,
+      argument: `${V}`,
+      types: [T.name]
+    })
+  }
+
+  // 3. If the conversion is not to an IDL type associated
+  //    with the [AllowShared] extended attribute, and
+  //    IsSharedArrayBuffer(V.[[ViewedArrayBuffer]]) is
+  //    true, then throw a TypeError.
+  if (opts.allowShared === false && types.isSharedArrayBuffer(V.buffer)) {
+    webidl.errors.exception({
+      header: 'ArrayBuffer',
+      message: 'SharedArrayBuffer is not allowed.'
+    })
+  }
+
+  // 4. If the conversion is not to an IDL type associated
+  //    with the [AllowResizable] extended attribute, and
+  //    IsResizableArrayBuffer(V.[[ViewedArrayBuffer]]) is
+  //    true, then throw a TypeError.
+  // Note: resizable array buffers are currently a proposal
+
+  // 5. Return the IDL value of type T that is a reference
+  //    to the same object as V.
+  return V
+}
+
+webidl.converters.DataView = function (V, opts = {}) {
+  // 1. If Type(V) is not Object, or V does not have a
+  //    [[DataView]] internal slot, then throw a TypeError.
+  if (webidl.util.Type(V) !== 'Object' || !types.isDataView(V)) {
+    webidl.errors.exception({
+      header: 'DataView',
+      message: 'Object is not a DataView.'
+    })
+  }
+
+  // 2. If the conversion is not to an IDL type associated
+  //    with the [AllowShared] extended attribute, and
+  //    IsSharedArrayBuffer(V.[[ViewedArrayBuffer]]) is true,
+  //    then throw a TypeError.
+  if (opts.allowShared === false && types.isSharedArrayBuffer(V.buffer)) {
+    webidl.errors.exception({
+      header: 'ArrayBuffer',
+      message: 'SharedArrayBuffer is not allowed.'
+    })
+  }
+
+  // 3. If the conversion is not to an IDL type associated
+  //    with the [AllowResizable] extended attribute, and
+  //    IsResizableArrayBuffer(V.[[ViewedArrayBuffer]]) is
+  //    true, then throw a TypeError.
+  // Note: resizable ArrayBuffers are currently a proposal
+
+  // 4. Return the IDL DataView value that is a reference
+  //    to the same object as V.
+  return V
+}
+
+// https://webidl.spec.whatwg.org/#BufferSource
+webidl.converters.BufferSource = function (V, opts = {}) {
+  if (types.isAnyArrayBuffer(V)) {
+    return webidl.converters.ArrayBuffer(V, opts)
+  }
+
+  if (types.isTypedArray(V)) {
+    return webidl.converters.TypedArray(V, V.constructor)
+  }
+
+  if (types.isDataView(V)) {
+    return webidl.converters.DataView(V, opts)
+  }
+
+  throw new TypeError(`Could not convert ${V} to a BufferSource.`)
+}
+
+webidl.converters['sequence<ByteString>'] = webidl.sequenceConverter(
+  webidl.converters.ByteString
+)
+
+webidl.converters['sequence<sequence<ByteString>>'] = webidl.sequenceConverter(
+  webidl.converters['sequence<ByteString>']
+)
+
+webidl.converters['record<ByteString, ByteString>'] = webidl.recordConverter(
+  webidl.converters.ByteString,
+  webidl.converters.ByteString
+)
+
+module.exports = {
+  webidl
+}

node_modules/undici/lib/global.js

@@ -0,0 +1,32 @@
+'use strict'
+
+// We include a version number for the Dispatcher API. In case of breaking changes,
+// this version number must be increased to avoid conflicts.
+const globalDispatcher = Symbol.for('undici.globalDispatcher.1')
+const { InvalidArgumentError } = require('./core/errors')
+const Agent = require('./agent')
+
+if (getGlobalDispatcher() === undefined) {
+  setGlobalDispatcher(new Agent())
+}
+
+function setGlobalDispatcher (agent) {
+  if (!agent || typeof agent.dispatch !== 'function') {
+    throw new InvalidArgumentError('Argument agent must implement Agent')
+  }
+  Object.defineProperty(globalThis, globalDispatcher, {
+    value: agent,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  })
+}
+
+function getGlobalDispatcher () {
+  return globalThis[globalDispatcher]
+}
+
+module.exports = {
+  setGlobalDispatcher,
+  getGlobalDispatcher
+}

node_modules/undici/lib/handler/redirect.js

@@ -0,0 +1,214 @@
+'use strict'
+
+const util = require('../core/util')
+const { kBodyUsed } = require('../core/symbols')
+const assert = require('assert')
+const { InvalidArgumentError } = require('../core/errors')
+const EE = require('events')
+
+const redirectableStatusCodes = [300, 301, 302, 303, 307, 308]
+
+const kBody = Symbol('body')
+
+class BodyAsyncIterable {
+  constructor (body) {
+    this[kBody] = body
+    this[kBodyUsed] = false
+  }
+
+  async * [Symbol.asyncIterator] () {
+    assert(!this[kBodyUsed], 'disturbed')
+    this[kBodyUsed] = true
+    yield * this[kBody]
+  }
+}
+
+class RedirectHandler {
+  constructor (dispatcher, maxRedirections, opts, handler) {
+    if (maxRedirections != null && (!Number.isInteger(maxRedirections) || maxRedirections < 0)) {
+      throw new InvalidArgumentError('maxRedirections must be a positive number')
+    }
+
+    util.validateHandler(handler, opts.method, opts.upgrade)
+
+    this.dispatcher = dispatcher
+    this.location = null
+    this.abort = null
+    this.opts = { ...opts, maxRedirections: 0 } // opts must be a copy
+    this.maxRedirections = maxRedirections
+    this.handler = handler
+    this.history = []
+
+    if (util.isStream(this.opts.body)) {
+      // TODO (fix): Provide some way for the user to cache the file to e.g. /tmp
+      // so that it can be dispatched again?
+      // TODO (fix): Do we need 100-expect support to provide a way to do this properly?
+      if (util.bodyLength(this.opts.body) === 0) {
+        this.opts.body
+          .on('data', function () {
+            assert(false)
+          })
+      }
+
+      if (typeof this.opts.body.readableDidRead !== 'boolean') {
+        this.opts.body[kBodyUsed] = false
+        EE.prototype.on.call(this.opts.body, 'data', function () {
+          this[kBodyUsed] = true
+        })
+      }
+    } else if (this.opts.body && typeof this.opts.body.pipeTo === 'function') {
+      // TODO (fix): We can't access ReadableStream internal state
+      // to determine whether or not it has been disturbed. This is just
+      // a workaround.
+      this.opts.body = new BodyAsyncIterable(this.opts.body)
+    } else if (
+      this.opts.body &&
+      typeof this.opts.body !== 'string' &&
+      !ArrayBuffer.isView(this.opts.body) &&
+      util.isIterable(this.opts.body)
+    ) {
+      // TODO: Should we allow re-using iterable if !this.opts.idempotent
+      // or through some other flag?
+      this.opts.body = new BodyAsyncIterable(this.opts.body)
+    }
+  }
+
+  onConnect (abort) {
+    this.abort = abort
+    this.handler.onConnect(abort, { history: this.history })
+  }
+
+  onUpgrade (statusCode, headers, socket) {
+    this.handler.onUpgrade(statusCode, headers, socket)
+  }
+
+  onError (error) {
+    this.handler.onError(error)
+  }
+
+  onHeaders (statusCode, headers, resume, statusText) {
+    this.location = this.history.length >= this.maxRedirections || util.isDisturbed(this.opts.body)
+      ? null
+      : parseLocation(statusCode, headers)
+
+    if (this.opts.origin) {
+      this.history.push(new URL(this.opts.path, this.opts.origin))
+    }
+
+    if (!this.location) {
+      return this.handler.onHeaders(statusCode, headers, resume, statusText)
+    }
+
+    const { origin, pathname, search } = util.parseURL(new URL(this.location, this.opts.origin && new URL(this.opts.path, this.opts.origin)))
+    const path = search ? `${pathname}${search}` : pathname
+
+    // Remove headers referring to the original URL.
+    // By default it is Host only, unless it's a 303 (see below), which removes also all Content-* headers.
+    // https://tools.ietf.org/html/rfc7231#section-6.4
+    this.opts.headers = cleanRequestHeaders(this.opts.headers, statusCode === 303, this.opts.origin !== origin)
+    this.opts.path = path
+    this.opts.origin = origin
+    this.opts.maxRedirections = 0
+
+    // https://tools.ietf.org/html/rfc7231#section-6.4.4
+    // In case of HTTP 303, always replace method to be either HEAD or GET
+    if (statusCode === 303 && this.opts.method !== 'HEAD') {
+      this.opts.method = 'GET'
+      this.opts.body = null
+    }
+  }
+
+  onData (chunk) {
+    if (this.location) {
+      /*
+        https://tools.ietf.org/html/rfc7231#section-6.4
+
+        TLDR: undici always ignores 3xx response bodies.
+
+        Redirection is used to serve the requested resource from another URL, so it is assumes that
+        no body is generated (and thus can be ignored). Even though generating a body is not prohibited.
+
+        For status 301, 302, 303, 307 and 308 (the latter from RFC 7238), the specs mention that the body usually
+        (which means it's optional and not mandated) contain just an hyperlink to the value of
+        the Location response header, so the body can be ignored safely.
+
+        For status 300, which is "Multiple Choices", the spec mentions both generating a Location
+        response header AND a response body with the other possible location to follow.
+        Since the spec explicitily chooses not to specify a format for such body and leave it to
+        servers and browsers implementors, we ignore the body as there is no specified way to eventually parse it.
+      */
+    } else {
+      return this.handler.onData(chunk)
+    }
+  }
+
+  onComplete (trailers) {
+    if (this.location) {
+      /*
+        https://tools.ietf.org/html/rfc7231#section-6.4
+
+        TLDR: undici always ignores 3xx response trailers as they are not expected in case of redirections
+        and neither are useful if present.
+
+        See comment on onData method above for more detailed informations.
+      */
+
+      this.location = null
+      this.abort = null
+
+      this.dispatcher.dispatch(this.opts, this)
+    } else {
+      this.handler.onComplete(trailers)
+    }
+  }
+
+  onBodySent (chunk) {
+    if (this.handler.onBodySent) {
+      this.handler.onBodySent(chunk)
+    }
+  }
+}
+
+function parseLocation (statusCode, headers) {
+  if (redirectableStatusCodes.indexOf(statusCode) === -1) {
+    return null
+  }
+
+  for (let i = 0; i < headers.length; i += 2) {
+    if (headers[i].toString().toLowerCase() === 'location') {
+      return headers[i + 1]
+    }
+  }
+}
+
+// https://tools.ietf.org/html/rfc7231#section-6.4.4
+function shouldRemoveHeader (header, removeContent, unknownOrigin) {
+  return (
+    (header.length === 4 && header.toString().toLowerCase() === 'host') ||
+    (removeContent && header.toString().toLowerCase().indexOf('content-') === 0) ||
+    (unknownOrigin && header.length === 13 && header.toString().toLowerCase() === 'authorization')
+  )
+}
+
+// https://tools.ietf.org/html/rfc7231#section-6.4
+function cleanRequestHeaders (headers, removeContent, unknownOrigin) {
+  const ret = []
+  if (Array.isArray(headers)) {
+    for (let i = 0; i < headers.length; i += 2) {
+      if (!shouldRemoveHeader(headers[i], removeContent, unknownOrigin)) {
+        ret.push(headers[i], headers[i + 1])
+      }
+    }
+  } else if (headers && typeof headers === 'object') {
+    for (const key of Object.keys(headers)) {
+      if (!shouldRemoveHeader(key, removeContent, unknownOrigin)) {
+        ret.push(key, headers[key])
+      }
+    }
+  } else {
+    assert(headers == null, 'headers must be an object or an array')
+  }
+  return ret
+}
+
+module.exports = RedirectHandler

node_modules/undici/lib/llhttp/constants.d.ts

@@ -0,0 +1,199 @@
+import { IEnumMap } from './utils';
+export declare type HTTPMode = 'loose' | 'strict';
+export declare enum ERROR {
+    OK = 0,
+    INTERNAL = 1,
+    STRICT = 2,
+    LF_EXPECTED = 3,
+    UNEXPECTED_CONTENT_LENGTH = 4,
+    CLOSED_CONNECTION = 5,
+    INVALID_METHOD = 6,
+    INVALID_URL = 7,
+    INVALID_CONSTANT = 8,
+    INVALID_VERSION = 9,
+    INVALID_HEADER_TOKEN = 10,
+    INVALID_CONTENT_LENGTH = 11,
+    INVALID_CHUNK_SIZE = 12,
+    INVALID_STATUS = 13,
+    INVALID_EOF_STATE = 14,
+    INVALID_TRANSFER_ENCODING = 15,
+    CB_MESSAGE_BEGIN = 16,
+    CB_HEADERS_COMPLETE = 17,
+    CB_MESSAGE_COMPLETE = 18,
+    CB_CHUNK_HEADER = 19,
+    CB_CHUNK_COMPLETE = 20,
+    PAUSED = 21,
+    PAUSED_UPGRADE = 22,
+    PAUSED_H2_UPGRADE = 23,
+    USER = 24
+}
+export declare enum TYPE {
+    BOTH = 0,
+    REQUEST = 1,
+    RESPONSE = 2
+}
+export declare enum FLAGS {
+    CONNECTION_KEEP_ALIVE = 1,
+    CONNECTION_CLOSE = 2,
+    CONNECTION_UPGRADE = 4,
+    CHUNKED = 8,
+    UPGRADE = 16,
+    CONTENT_LENGTH = 32,
+    SKIPBODY = 64,
+    TRAILING = 128,
+    TRANSFER_ENCODING = 512
+}
+export declare enum LENIENT_FLAGS {
+    HEADERS = 1,
+    CHUNKED_LENGTH = 2,
+    KEEP_ALIVE = 4
+}
+export declare enum METHODS {
+    DELETE = 0,
+    GET = 1,
+    HEAD = 2,
+    POST = 3,
+    PUT = 4,
+    CONNECT = 5,
+    OPTIONS = 6,
+    TRACE = 7,
+    COPY = 8,
+    LOCK = 9,
+    MKCOL = 10,
+    MOVE = 11,
+    PROPFIND = 12,
+    PROPPATCH = 13,
+    SEARCH = 14,
+    UNLOCK = 15,
+    BIND = 16,
+    REBIND = 17,
+    UNBIND = 18,
+    ACL = 19,
+    REPORT = 20,
+    MKACTIVITY = 21,
+    CHECKOUT = 22,
+    MERGE = 23,
+    'M-SEARCH' = 24,
+    NOTIFY = 25,
+    SUBSCRIBE = 26,
+    UNSUBSCRIBE = 27,
+    PATCH = 28,
+    PURGE = 29,
+    MKCALENDAR = 30,
+    LINK = 31,
+    UNLINK = 32,
+    SOURCE = 33,
+    PRI = 34,
+    DESCRIBE = 35,
+    ANNOUNCE = 36,
+    SETUP = 37,
+    PLAY = 38,
+    PAUSE = 39,
+    TEARDOWN = 40,
+    GET_PARAMETER = 41,
+    SET_PARAMETER = 42,
+    REDIRECT = 43,
+    RECORD = 44,
+    FLUSH = 45
+}
+export declare const METHODS_HTTP: METHODS[];
+export declare const METHODS_ICE: METHODS[];
+export declare const METHODS_RTSP: METHODS[];
+export declare const METHOD_MAP: IEnumMap;
+export declare const H_METHOD_MAP: IEnumMap;
+export declare enum FINISH {
+    SAFE = 0,
+    SAFE_WITH_CB = 1,
+    UNSAFE = 2
+}
+export declare type CharList = Array<string | number>;
+export declare const ALPHA: CharList;
+export declare const NUM_MAP: {
+    0: number;
+    1: number;
+    2: number;
+    3: number;
+    4: number;
+    5: number;
+    6: number;
+    7: number;
+    8: number;
+    9: number;
+};
+export declare const HEX_MAP: {
+    0: number;
+    1: number;
+    2: number;
+    3: number;
+    4: number;
+    5: number;
+    6: number;
+    7: number;
+    8: number;
+    9: number;
+    A: number;
+    B: number;
+    C: number;
+    D: number;
+    E: number;
+    F: number;
+    a: number;
+    b: number;
+    c: number;
+    d: number;
+    e: number;
+    f: number;
+};
+export declare const NUM: CharList;
+export declare const ALPHANUM: CharList;
+export declare const MARK: CharList;
+export declare const USERINFO_CHARS: CharList;
+export declare const STRICT_URL_CHAR: CharList;
+export declare const URL_CHAR: CharList;
+export declare const HEX: CharList;
+export declare const STRICT_TOKEN: CharList;
+export declare const TOKEN: CharList;
+export declare const HEADER_CHARS: CharList;
+export declare const CONNECTION_TOKEN_CHARS: CharList;
+export declare const MAJOR: {
+    0: number;
+    1: number;
+    2: number;
+    3: number;
+    4: number;
+    5: number;
+    6: number;
+    7: number;
+    8: number;
+    9: number;
+};
+export declare const MINOR: {
+    0: number;
+    1: number;
+    2: number;
+    3: number;
+    4: number;
+    5: number;
+    6: number;
+    7: number;
+    8: number;
+    9: number;
+};
+export declare enum HEADER_STATE {
+    GENERAL = 0,
+    CONNECTION = 1,
+    CONTENT_LENGTH = 2,
+    TRANSFER_ENCODING = 3,
+    UPGRADE = 4,
+    CONNECTION_KEEP_ALIVE = 5,
+    CONNECTION_CLOSE = 6,
+    CONNECTION_UPGRADE = 7,
+    TRANSFER_ENCODING_CHUNKED = 8
+}
+export declare const SPECIAL_HEADERS: {
+    connection: HEADER_STATE;
+    'content-length': HEADER_STATE;
+    'proxy-connection': HEADER_STATE;
+    'transfer-encoding': HEADER_STATE;
+    upgrade: HEADER_STATE;
+};

node_modules/undici/lib/llhttp/constants.js

@@ -0,0 +1,278 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.SPECIAL_HEADERS = exports.HEADER_STATE = exports.MINOR = exports.MAJOR = exports.CONNECTION_TOKEN_CHARS = exports.HEADER_CHARS = exports.TOKEN = exports.STRICT_TOKEN = exports.HEX = exports.URL_CHAR = exports.STRICT_URL_CHAR = exports.USERINFO_CHARS = exports.MARK = exports.ALPHANUM = exports.NUM = exports.HEX_MAP = exports.NUM_MAP = exports.ALPHA = exports.FINISH = exports.H_METHOD_MAP = exports.METHOD_MAP = exports.METHODS_RTSP = exports.METHODS_ICE = exports.METHODS_HTTP = exports.METHODS = exports.LENIENT_FLAGS = exports.FLAGS = exports.TYPE = exports.ERROR = void 0;
+const utils_1 = require("./utils");
+// C headers
+var ERROR;
+(function (ERROR) {
+    ERROR[ERROR["OK"] = 0] = "OK";
+    ERROR[ERROR["INTERNAL"] = 1] = "INTERNAL";
+    ERROR[ERROR["STRICT"] = 2] = "STRICT";
+    ERROR[ERROR["LF_EXPECTED"] = 3] = "LF_EXPECTED";
+    ERROR[ERROR["UNEXPECTED_CONTENT_LENGTH"] = 4] = "UNEXPECTED_CONTENT_LENGTH";
+    ERROR[ERROR["CLOSED_CONNECTION"] = 5] = "CLOSED_CONNECTION";
+    ERROR[ERROR["INVALID_METHOD"] = 6] = "INVALID_METHOD";
+    ERROR[ERROR["INVALID_URL"] = 7] = "INVALID_URL";
+    ERROR[ERROR["INVALID_CONSTANT"] = 8] = "INVALID_CONSTANT";
+    ERROR[ERROR["INVALID_VERSION"] = 9] = "INVALID_VERSION";
+    ERROR[ERROR["INVALID_HEADER_TOKEN"] = 10] = "INVALID_HEADER_TOKEN";
+    ERROR[ERROR["INVALID_CONTENT_LENGTH"] = 11] = "INVALID_CONTENT_LENGTH";
+    ERROR[ERROR["INVALID_CHUNK_SIZE"] = 12] = "INVALID_CHUNK_SIZE";
+    ERROR[ERROR["INVALID_STATUS"] = 13] = "INVALID_STATUS";
+    ERROR[ERROR["INVALID_EOF_STATE"] = 14] = "INVALID_EOF_STATE";
+    ERROR[ERROR["INVALID_TRANSFER_ENCODING"] = 15] = "INVALID_TRANSFER_ENCODING";
+    ERROR[ERROR["CB_MESSAGE_BEGIN"] = 16] = "CB_MESSAGE_BEGIN";
+    ERROR[ERROR["CB_HEADERS_COMPLETE"] = 17] = "CB_HEADERS_COMPLETE";
+    ERROR[ERROR["CB_MESSAGE_COMPLETE"] = 18] = "CB_MESSAGE_COMPLETE";
+    ERROR[ERROR["CB_CHUNK_HEADER"] = 19] = "CB_CHUNK_HEADER";
+    ERROR[ERROR["CB_CHUNK_COMPLETE"] = 20] = "CB_CHUNK_COMPLETE";
+    ERROR[ERROR["PAUSED"] = 21] = "PAUSED";
+    ERROR[ERROR["PAUSED_UPGRADE"] = 22] = "PAUSED_UPGRADE";
+    ERROR[ERROR["PAUSED_H2_UPGRADE"] = 23] = "PAUSED_H2_UPGRADE";
+    ERROR[ERROR["USER"] = 24] = "USER";
+})(ERROR = exports.ERROR || (exports.ERROR = {}));
+var TYPE;
+(function (TYPE) {
+    TYPE[TYPE["BOTH"] = 0] = "BOTH";
+    TYPE[TYPE["REQUEST"] = 1] = "REQUEST";
+    TYPE[TYPE["RESPONSE"] = 2] = "RESPONSE";
+})(TYPE = exports.TYPE || (exports.TYPE = {}));
+var FLAGS;
+(function (FLAGS) {
+    FLAGS[FLAGS["CONNECTION_KEEP_ALIVE"] = 1] = "CONNECTION_KEEP_ALIVE";
+    FLAGS[FLAGS["CONNECTION_CLOSE"] = 2] = "CONNECTION_CLOSE";
+    FLAGS[FLAGS["CONNECTION_UPGRADE"] = 4] = "CONNECTION_UPGRADE";
+    FLAGS[FLAGS["CHUNKED"] = 8] = "CHUNKED";
+    FLAGS[FLAGS["UPGRADE"] = 16] = "UPGRADE";
+    FLAGS[FLAGS["CONTENT_LENGTH"] = 32] = "CONTENT_LENGTH";
+    FLAGS[FLAGS["SKIPBODY"] = 64] = "SKIPBODY";
+    FLAGS[FLAGS["TRAILING"] = 128] = "TRAILING";
+    // 1 << 8 is unused
+    FLAGS[FLAGS["TRANSFER_ENCODING"] = 512] = "TRANSFER_ENCODING";
+})(FLAGS = exports.FLAGS || (exports.FLAGS = {}));
+var LENIENT_FLAGS;
+(function (LENIENT_FLAGS) {
+    LENIENT_FLAGS[LENIENT_FLAGS["HEADERS"] = 1] = "HEADERS";
+    LENIENT_FLAGS[LENIENT_FLAGS["CHUNKED_LENGTH"] = 2] = "CHUNKED_LENGTH";
+    LENIENT_FLAGS[LENIENT_FLAGS["KEEP_ALIVE"] = 4] = "KEEP_ALIVE";
+})(LENIENT_FLAGS = exports.LENIENT_FLAGS || (exports.LENIENT_FLAGS = {}));
+var METHODS;
+(function (METHODS) {
+    METHODS[METHODS["DELETE"] = 0] = "DELETE";
+    METHODS[METHODS["GET"] = 1] = "GET";
+    METHODS[METHODS["HEAD"] = 2] = "HEAD";
+    METHODS[METHODS["POST"] = 3] = "POST";
+    METHODS[METHODS["PUT"] = 4] = "PUT";
+    /* pathological */
+    METHODS[METHODS["CONNECT"] = 5] = "CONNECT";
+    METHODS[METHODS["OPTIONS"] = 6] = "OPTIONS";
+    METHODS[METHODS["TRACE"] = 7] = "TRACE";
+    /* WebDAV */
+    METHODS[METHODS["COPY"] = 8] = "COPY";
+    METHODS[METHODS["LOCK"] = 9] = "LOCK";
+    METHODS[METHODS["MKCOL"] = 10] = "MKCOL";
+    METHODS[METHODS["MOVE"] = 11] = "MOVE";
+    METHODS[METHODS["PROPFIND"] = 12] = "PROPFIND";
+    METHODS[METHODS["PROPPATCH"] = 13] = "PROPPATCH";
+    METHODS[METHODS["SEARCH"] = 14] = "SEARCH";
+    METHODS[METHODS["UNLOCK"] = 15] = "UNLOCK";
+    METHODS[METHODS["BIND"] = 16] = "BIND";
+    METHODS[METHODS["REBIND"] = 17] = "REBIND";
+    METHODS[METHODS["UNBIND"] = 18] = "UNBIND";
+    METHODS[METHODS["ACL"] = 19] = "ACL";
+    /* subversion */
+    METHODS[METHODS["REPORT"] = 20] = "REPORT";
+    METHODS[METHODS["MKACTIVITY"] = 21] = "MKACTIVITY";
+    METHODS[METHODS["CHECKOUT"] = 22] = "CHECKOUT";
+    METHODS[METHODS["MERGE"] = 23] = "MERGE";
+    /* upnp */
+    METHODS[METHODS["M-SEARCH"] = 24] = "M-SEARCH";
+    METHODS[METHODS["NOTIFY"] = 25] = "NOTIFY";
+    METHODS[METHODS["SUBSCRIBE"] = 26] = "SUBSCRIBE";
+    METHODS[METHODS["UNSUBSCRIBE"] = 27] = "UNSUBSCRIBE";
+    /* RFC-5789 */
+    METHODS[METHODS["PATCH"] = 28] = "PATCH";
+    METHODS[METHODS["PURGE"] = 29] = "PURGE";
+    /* CalDAV */
+    METHODS[METHODS["MKCALENDAR"] = 30] = "MKCALENDAR";
+    /* RFC-2068, section 19.6.1.2 */
+    METHODS[METHODS["LINK"] = 31] = "LINK";
+    METHODS[METHODS["UNLINK"] = 32] = "UNLINK";
+    /* icecast */
+    METHODS[METHODS["SOURCE"] = 33] = "SOURCE";
+    /* RFC-7540, section 11.6 */
+    METHODS[METHODS["PRI"] = 34] = "PRI";
+    /* RFC-2326 RTSP */
+    METHODS[METHODS["DESCRIBE"] = 35] = "DESCRIBE";
+    METHODS[METHODS["ANNOUNCE"] = 36] = "ANNOUNCE";
+    METHODS[METHODS["SETUP"] = 37] = "SETUP";
+    METHODS[METHODS["PLAY"] = 38] = "PLAY";
+    METHODS[METHODS["PAUSE"] = 39] = "PAUSE";
+    METHODS[METHODS["TEARDOWN"] = 40] = "TEARDOWN";
+    METHODS[METHODS["GET_PARAMETER"] = 41] = "GET_PARAMETER";
+    METHODS[METHODS["SET_PARAMETER"] = 42] = "SET_PARAMETER";
+    METHODS[METHODS["REDIRECT"] = 43] = "REDIRECT";
+    METHODS[METHODS["RECORD"] = 44] = "RECORD";
+    /* RAOP */
+    METHODS[METHODS["FLUSH"] = 45] = "FLUSH";
+})(METHODS = exports.METHODS || (exports.METHODS = {}));
+exports.METHODS_HTTP = [
+    METHODS.DELETE,
+    METHODS.GET,
+    METHODS.HEAD,
+    METHODS.POST,
+    METHODS.PUT,
+    METHODS.CONNECT,
+    METHODS.OPTIONS,
+    METHODS.TRACE,
+    METHODS.COPY,
+    METHODS.LOCK,
+    METHODS.MKCOL,
+    METHODS.MOVE,
+    METHODS.PROPFIND,
+    METHODS.PROPPATCH,
+    METHODS.SEARCH,
+    METHODS.UNLOCK,
+    METHODS.BIND,
+    METHODS.REBIND,
+    METHODS.UNBIND,
+    METHODS.ACL,
+    METHODS.REPORT,
+    METHODS.MKACTIVITY,
+    METHODS.CHECKOUT,
+    METHODS.MERGE,
+    METHODS['M-SEARCH'],
+    METHODS.NOTIFY,
+    METHODS.SUBSCRIBE,
+    METHODS.UNSUBSCRIBE,
+    METHODS.PATCH,
+    METHODS.PURGE,
+    METHODS.MKCALENDAR,
+    METHODS.LINK,
+    METHODS.UNLINK,
+    METHODS.PRI,
+    // TODO(indutny): should we allow it with HTTP?
+    METHODS.SOURCE,
+];
+exports.METHODS_ICE = [
+    METHODS.SOURCE,
+];
+exports.METHODS_RTSP = [
+    METHODS.OPTIONS,
+    METHODS.DESCRIBE,
+    METHODS.ANNOUNCE,
+    METHODS.SETUP,
+    METHODS.PLAY,
+    METHODS.PAUSE,
+    METHODS.TEARDOWN,
+    METHODS.GET_PARAMETER,
+    METHODS.SET_PARAMETER,
+    METHODS.REDIRECT,
+    METHODS.RECORD,
+    METHODS.FLUSH,
+    // For AirPlay
+    METHODS.GET,
+    METHODS.POST,
+];
+exports.METHOD_MAP = utils_1.enumToMap(METHODS);
+exports.H_METHOD_MAP = {};
+Object.keys(exports.METHOD_MAP).forEach((key) => {
+    if (/^H/.test(key)) {
+        exports.H_METHOD_MAP[key] = exports.METHOD_MAP[key];
+    }
+});
+var FINISH;
+(function (FINISH) {
+    FINISH[FINISH["SAFE"] = 0] = "SAFE";
+    FINISH[FINISH["SAFE_WITH_CB"] = 1] = "SAFE_WITH_CB";
+    FINISH[FINISH["UNSAFE"] = 2] = "UNSAFE";
+})(FINISH = exports.FINISH || (exports.FINISH = {}));
+exports.ALPHA = [];
+for (let i = 'A'.charCodeAt(0); i <= 'Z'.charCodeAt(0); i++) {
+    // Upper case
+    exports.ALPHA.push(String.fromCharCode(i));
+    // Lower case
+    exports.ALPHA.push(String.fromCharCode(i + 0x20));
+}
+exports.NUM_MAP = {
+    0: 0, 1: 1, 2: 2, 3: 3, 4: 4,
+    5: 5, 6: 6, 7: 7, 8: 8, 9: 9,
+};
+exports.HEX_MAP = {
+    0: 0, 1: 1, 2: 2, 3: 3, 4: 4,
+    5: 5, 6: 6, 7: 7, 8: 8, 9: 9,
+    A: 0XA, B: 0XB, C: 0XC, D: 0XD, E: 0XE, F: 0XF,
+    a: 0xa, b: 0xb, c: 0xc, d: 0xd, e: 0xe, f: 0xf,
+};
+exports.NUM = [
+    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+];
+exports.ALPHANUM = exports.ALPHA.concat(exports.NUM);
+exports.MARK = ['-', '_', '.', '!', '~', '*', '\'', '(', ')'];
+exports.USERINFO_CHARS = exports.ALPHANUM
+    .concat(exports.MARK)
+    .concat(['%', ';', ':', '&', '=', '+', '$', ',']);
+// TODO(indutny): use RFC
+exports.STRICT_URL_CHAR = [
+    '!', '"', '$', '%', '&', '\'',
+    '(', ')', '*', '+', ',', '-', '.', '/',
+    ':', ';', '<', '=', '>',
+    '@', '[', '\\', ']', '^', '_',
+    '`',
+    '{', '|', '}', '~',
+].concat(exports.ALPHANUM);
+exports.URL_CHAR = exports.STRICT_URL_CHAR
+    .concat(['\t', '\f']);
+// All characters with 0x80 bit set to 1
+for (let i = 0x80; i <= 0xff; i++) {
+    exports.URL_CHAR.push(i);
+}
+exports.HEX = exports.NUM.concat(['a', 'b', 'c', 'd', 'e', 'f', 'A', 'B', 'C', 'D', 'E', 'F']);
+/* Tokens as defined by rfc 2616. Also lowercases them.
+ *        token       = 1*<any CHAR except CTLs or separators>
+ *     separators     = "(" | ")" | "<" | ">" | "@"
+ *                    | "," | ";" | ":" | "\" | <">
+ *                    | "/" | "[" | "]" | "?" | "="
+ *                    | "{" | "}" | SP | HT
+ */
+exports.STRICT_TOKEN = [
+    '!', '#', '$', '%', '&', '\'',
+    '*', '+', '-', '.',
+    '^', '_', '`',
+    '|', '~',
+].concat(exports.ALPHANUM);
+exports.TOKEN = exports.STRICT_TOKEN.concat([' ']);
+/*
+ * Verify that a char is a valid visible (printable) US-ASCII
+ * character or %x80-FF
+ */
+exports.HEADER_CHARS = ['\t'];
+for (let i = 32; i <= 255; i++) {
+    if (i !== 127) {
+        exports.HEADER_CHARS.push(i);
+    }
+}
+// ',' = \x44
+exports.CONNECTION_TOKEN_CHARS = exports.HEADER_CHARS.filter((c) => c !== 44);
+exports.MAJOR = exports.NUM_MAP;
+exports.MINOR = exports.MAJOR;
+var HEADER_STATE;
+(function (HEADER_STATE) {
+    HEADER_STATE[HEADER_STATE["GENERAL"] = 0] = "GENERAL";
+    HEADER_STATE[HEADER_STATE["CONNECTION"] = 1] = "CONNECTION";
+    HEADER_STATE[HEADER_STATE["CONTENT_LENGTH"] = 2] = "CONTENT_LENGTH";
+    HEADER_STATE[HEADER_STATE["TRANSFER_ENCODING"] = 3] = "TRANSFER_ENCODING";
+    HEADER_STATE[HEADER_STATE["UPGRADE"] = 4] = "UPGRADE";
+    HEADER_STATE[HEADER_STATE["CONNECTION_KEEP_ALIVE"] = 5] = "CONNECTION_KEEP_ALIVE";
+    HEADER_STATE[HEADER_STATE["CONNECTION_CLOSE"] = 6] = "CONNECTION_CLOSE";
+    HEADER_STATE[HEADER_STATE["CONNECTION_UPGRADE"] = 7] = "CONNECTION_UPGRADE";
+    HEADER_STATE[HEADER_STATE["TRANSFER_ENCODING_CHUNKED"] = 8] = "TRANSFER_ENCODING_CHUNKED";
+})(HEADER_STATE = exports.HEADER_STATE || (exports.HEADER_STATE = {}));
+exports.SPECIAL_HEADERS = {
+    'connection': HEADER_STATE.CONNECTION,
+    'content-length': HEADER_STATE.CONTENT_LENGTH,
+    'proxy-connection': HEADER_STATE.CONNECTION,
+    'transfer-encoding': HEADER_STATE.TRANSFER_ENCODING,
+    'upgrade': HEADER_STATE.UPGRADE,
+};
+//# sourceMappingURL=constants.js.map

node_modules/undici/lib/llhttp/utils.d.ts

@@ -0,0 +1,4 @@
+export interface IEnumMap {
+    [key: string]: number;
+}
+export declare function enumToMap(obj: any): IEnumMap;

node_modules/undici/lib/llhttp/utils.js

@@ -0,0 +1,15 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.enumToMap = void 0;
+function enumToMap(obj) {
+    const res = {};
+    Object.keys(obj).forEach((key) => {
+        const value = obj[key];
+        if (typeof value === 'number') {
+            res[key] = value;
+        }
+    });
+    return res;
+}
+exports.enumToMap = enumToMap;
+//# sourceMappingURL=utils.js.map

node_modules/undici/lib/llhttp/utils.js.map

@@ -0,0 +1 @@
+{"version":3,"file":"utils.js","sourceRoot":"","sources":["../../src/llhttp/utils.ts"],"names":[],"mappings":";;;AAIA,SAAgB,SAAS,CAAC,GAAQ;IAChC,MAAM,GAAG,GAAa,EAAE,CAAC;IAEzB,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC,OAAO,CAAC,CAAC,GAAG,EAAE,EAAE;QAC/B,MAAM,KAAK,GAAG,GAAG,CAAC,GAAG,CAAC,CAAC;QACvB,IAAI,OAAO,KAAK,KAAK,QAAQ,EAAE;YAC7B,GAAG,CAAC,GAAG,CAAC,GAAG,KAAK,CAAC;SAClB;IACH,CAAC,CAAC,CAAC;IAEH,OAAO,GAAG,CAAC;AACb,CAAC;AAXD,8BAWC"}

node_modules/undici/lib/mock/mock-agent.js

@@ -0,0 +1,171 @@
+'use strict'
+
+const { kClients } = require('../core/symbols')
+const Agent = require('../agent')
+const {
+  kAgent,
+  kMockAgentSet,
+  kMockAgentGet,
+  kDispatches,
+  kIsMockActive,
+  kNetConnect,
+  kGetNetConnect,
+  kOptions,
+  kFactory
+} = require('./mock-symbols')
+const MockClient = require('./mock-client')
+const MockPool = require('./mock-pool')
+const { matchValue, buildMockOptions } = require('./mock-utils')
+const { InvalidArgumentError, UndiciError } = require('../core/errors')
+const Dispatcher = require('../dispatcher')
+const Pluralizer = require('./pluralizer')
+const PendingInterceptorsFormatter = require('./pending-interceptors-formatter')
+
+class FakeWeakRef {
+  constructor (value) {
+    this.value = value
+  }
+
+  deref () {
+    return this.value
+  }
+}
+
+class MockAgent extends Dispatcher {
+  constructor (opts) {
+    super(opts)
+
+    this[kNetConnect] = true
+    this[kIsMockActive] = true
+
+    // Instantiate Agent and encapsulate
+    if ((opts && opts.agent && typeof opts.agent.dispatch !== 'function')) {
+      throw new InvalidArgumentError('Argument opts.agent must implement Agent')
+    }
+    const agent = opts && opts.agent ? opts.agent : new Agent(opts)
+    this[kAgent] = agent
+
+    this[kClients] = agent[kClients]
+    this[kOptions] = buildMockOptions(opts)
+  }
+
+  get (origin) {
+    let dispatcher = this[kMockAgentGet](origin)
+
+    if (!dispatcher) {
+      dispatcher = this[kFactory](origin)
+      this[kMockAgentSet](origin, dispatcher)
+    }
+    return dispatcher
+  }
+
+  dispatch (opts, handler) {
+    // Call MockAgent.get to perform additional setup before dispatching as normal
+    this.get(opts.origin)
+    return this[kAgent].dispatch(opts, handler)
+  }
+
+  async close () {
+    await this[kAgent].close()
+    this[kClients].clear()
+  }
+
+  deactivate () {
+    this[kIsMockActive] = false
+  }
+
+  activate () {
+    this[kIsMockActive] = true
+  }
+
+  enableNetConnect (matcher) {
+    if (typeof matcher === 'string' || typeof matcher === 'function' || matcher instanceof RegExp) {
+      if (Array.isArray(this[kNetConnect])) {
+        this[kNetConnect].push(matcher)
+      } else {
+        this[kNetConnect] = [matcher]
+      }
+    } else if (typeof matcher === 'undefined') {
+      this[kNetConnect] = true
+    } else {
+      throw new InvalidArgumentError('Unsupported matcher. Must be one of String|Function|RegExp.')
+    }
+  }
+
+  disableNetConnect () {
+    this[kNetConnect] = false
+  }
+
+  // This is required to bypass issues caused by using global symbols - see:
+  // https://github.com/nodejs/undici/issues/1447
+  get isMockActive () {
+    return this[kIsMockActive]
+  }
+
+  [kMockAgentSet] (origin, dispatcher) {
+    this[kClients].set(origin, new FakeWeakRef(dispatcher))
+  }
+
+  [kFactory] (origin) {
+    const mockOptions = Object.assign({ agent: this }, this[kOptions])
+    return this[kOptions] && this[kOptions].connections === 1
+      ? new MockClient(origin, mockOptions)
+      : new MockPool(origin, mockOptions)
+  }
+
+  [kMockAgentGet] (origin) {
+    // First check if we can immediately find it
+    const ref = this[kClients].get(origin)
+    if (ref) {
+      return ref.deref()
+    }
+
+    // If the origin is not a string create a dummy parent pool and return to user
+    if (typeof origin !== 'string') {
+      const dispatcher = this[kFactory]('http://localhost:9999')
+      this[kMockAgentSet](origin, dispatcher)
+      return dispatcher
+    }
+
+    // If we match, create a pool and assign the same dispatches
+    for (const [keyMatcher, nonExplicitRef] of Array.from(this[kClients])) {
+      const nonExplicitDispatcher = nonExplicitRef.deref()
+      if (nonExplicitDispatcher && typeof keyMatcher !== 'string' && matchValue(keyMatcher, origin)) {
+        const dispatcher = this[kFactory](origin)
+        this[kMockAgentSet](origin, dispatcher)
+        dispatcher[kDispatches] = nonExplicitDispatcher[kDispatches]
+        return dispatcher
+      }
+    }
+  }
+
+  [kGetNetConnect] () {
+    return this[kNetConnect]
+  }
+
+  pendingInterceptors () {
+    const mockAgentClients = this[kClients]
+
+    return Array.from(mockAgentClients.entries())
+      .flatMap(([origin, scope]) => scope.deref()[kDispatches].map(dispatch => ({ ...dispatch, origin })))
+      .filter(({ pending }) => pending)
+  }
+
+  assertNoPendingInterceptors ({ pendingInterceptorsFormatter = new PendingInterceptorsFormatter() } = {}) {
+    const pending = this.pendingInterceptors()
+
+    if (pending.length === 0) {
+      return
+    }
+
+    const pluralizer = new Pluralizer('interceptor', 'interceptors').pluralize(pending.length)
+
+    throw new UndiciError(`
+${pluralizer.count} ${pluralizer.noun} ${pluralizer.is} pending:
+
+${pendingInterceptorsFormatter.format(pending)}
+`.trim())
+  }
+}
+
+module.exports = MockAgent

node_modules/undici/lib/mock/mock-client.js

@@ -0,0 +1,59 @@
+'use strict'
+
+const { promisify } = require('util')
+const Client = require('../client')
+const { buildMockDispatch } = require('./mock-utils')
+const {
+  kDispatches,
+  kMockAgent,
+  kClose,
+  kOriginalClose,
+  kOrigin,
+  kOriginalDispatch,
+  kConnected
+} = require('./mock-symbols')
+const { MockInterceptor } = require('./mock-interceptor')
+const Symbols = require('../core/symbols')
+const { InvalidArgumentError } = require('../core/errors')
+
+/**
+ * MockClient provides an API that extends the Client to influence the mockDispatches.
+ */
+class MockClient extends Client {
+  constructor (origin, opts) {
+    super(origin, opts)
+
+    if (!opts || !opts.agent || typeof opts.agent.dispatch !== 'function') {
+      throw new InvalidArgumentError('Argument opts.agent must implement Agent')
+    }
+
+    this[kMockAgent] = opts.agent
+    this[kOrigin] = origin
+    this[kDispatches] = []
+    this[kConnected] = 1
+    this[kOriginalDispatch] = this.dispatch
+    this[kOriginalClose] = this.close.bind(this)
+
+    this.dispatch = buildMockDispatch.call(this)
+    this.close = this[kClose]
+  }
+
+  get [Symbols.kConnected] () {
+    return this[kConnected]
+  }
+
+  /**
+   * Sets up the base interceptor for mocking replies from undici.
+   */
+  intercept (opts) {
+    return new MockInterceptor(opts, this[kDispatches])
+  }
+
+  async [kClose] () {
+    await promisify(this[kOriginalClose])()
+    this[kConnected] = 0
+    this[kMockAgent][Symbols.kClients].delete(this[kOrigin])
+  }
+}
+
+module.exports = MockClient

node_modules/undici/lib/mock/mock-errors.js

@@ -0,0 +1,17 @@
+'use strict'
+
+const { UndiciError } = require('../core/errors')
+
+class MockNotMatchedError extends UndiciError {
+  constructor (message) {
+    super(message)
+    Error.captureStackTrace(this, MockNotMatchedError)
+    this.name = 'MockNotMatchedError'
+    this.message = message || 'The request does not match any registered mock dispatches'
+    this.code = 'UND_MOCK_ERR_MOCK_NOT_MATCHED'
+  }
+}
+
+module.exports = {
+  MockNotMatchedError
+}

node_modules/undici/lib/mock/mock-interceptor.js

@@ -0,0 +1,206 @@
+'use strict'
+
+const { getResponseData, buildKey, addMockDispatch } = require('./mock-utils')
+const {
+  kDispatches,
+  kDispatchKey,
+  kDefaultHeaders,
+  kDefaultTrailers,
+  kContentLength,
+  kMockDispatch
+} = require('./mock-symbols')
+const { InvalidArgumentError } = require('../core/errors')
+const { buildURL } = require('../core/util')
+
+/**
+ * Defines the scope API for an interceptor reply
+ */
+class MockScope {
+  constructor (mockDispatch) {
+    this[kMockDispatch] = mockDispatch
+  }
+
+  /**
+   * Delay a reply by a set amount in ms.
+   */
+  delay (waitInMs) {
+    if (typeof waitInMs !== 'number' || !Number.isInteger(waitInMs) || waitInMs <= 0) {
+      throw new InvalidArgumentError('waitInMs must be a valid integer > 0')
+    }
+
+    this[kMockDispatch].delay = waitInMs
+    return this
+  }
+
+  /**
+   * For a defined reply, never mark as consumed.
+   */
+  persist () {
+    this[kMockDispatch].persist = true
+    return this
+  }
+
+  /**
+   * Allow one to define a reply for a set amount of matching requests.
+   */
+  times (repeatTimes) {
+    if (typeof repeatTimes !== 'number' || !Number.isInteger(repeatTimes) || repeatTimes <= 0) {
+      throw new InvalidArgumentError('repeatTimes must be a valid integer > 0')
+    }
+
+    this[kMockDispatch].times = repeatTimes
+    return this
+  }
+}
+
+/**
+ * Defines an interceptor for a Mock
+ */
+class MockInterceptor {
+  constructor (opts, mockDispatches) {
+    if (typeof opts !== 'object') {
+      throw new InvalidArgumentError('opts must be an object')
+    }
+    if (typeof opts.path === 'undefined') {
+      throw new InvalidArgumentError('opts.path must be defined')
+    }
+    if (typeof opts.method === 'undefined') {
+      opts.method = 'GET'
+    }
+    // See https://github.com/nodejs/undici/issues/1245
+    // As per RFC 3986, clients are not supposed to send URI
+    // fragments to servers when they retrieve a document,
+    if (typeof opts.path === 'string') {
+      if (opts.query) {
+        opts.path = buildURL(opts.path, opts.query)
+      } else {
+        // Matches https://github.com/nodejs/undici/blob/main/lib/fetch/index.js#L1811
+        const parsedURL = new URL(opts.path, 'data://')
+        opts.path = parsedURL.pathname + parsedURL.search
+      }
+    }
+    if (typeof opts.method === 'string') {
+      opts.method = opts.method.toUpperCase()
+    }
+
+    this[kDispatchKey] = buildKey(opts)
+    this[kDispatches] = mockDispatches
+    this[kDefaultHeaders] = {}
+    this[kDefaultTrailers] = {}
+    this[kContentLength] = false
+  }
+
+  createMockScopeDispatchData (statusCode, data, responseOptions = {}) {
+    const responseData = getResponseData(data)
+    const contentLength = this[kContentLength] ? { 'content-length': responseData.length } : {}
+    const headers = { ...this[kDefaultHeaders], ...contentLength, ...responseOptions.headers }
+    const trailers = { ...this[kDefaultTrailers], ...responseOptions.trailers }
+
+    return { statusCode, data, headers, trailers }
+  }
+
+  validateReplyParameters (statusCode, data, responseOptions) {
+    if (typeof statusCode === 'undefined') {
+      throw new InvalidArgumentError('statusCode must be defined')
+    }
+    if (typeof data === 'undefined') {
+      throw new InvalidArgumentError('data must be defined')
+    }
+    if (typeof responseOptions !== 'object') {
+      throw new InvalidArgumentError('responseOptions must be an object')
+    }
+  }
+
+  /**
+   * Mock an undici request with a defined reply.
+   */
+  reply (replyData) {
+    // Values of reply aren't available right now as they
+    // can only be available when the reply callback is invoked.
+    if (typeof replyData === 'function') {
+      // We'll first wrap the provided callback in another function,
+      // this function will properly resolve the data from the callback
+      // when invoked.
+      const wrappedDefaultsCallback = (opts) => {
+        // Our reply options callback contains the parameter for statusCode, data and options.
+        const resolvedData = replyData(opts)
+
+        // Check if it is in the right format
+        if (typeof resolvedData !== 'object') {
+          throw new InvalidArgumentError('reply options callback must return an object')
+        }
+
+        const { statusCode, data, responseOptions = {} } = resolvedData
+        this.validateReplyParameters(statusCode, data, responseOptions)
+        // Since the values can be obtained immediately we return them
+        // from this higher order function that will be resolved later.
+        return {
+          ...this.createMockScopeDispatchData(statusCode, data, responseOptions)
+        }
+      }
+
+      // Add usual dispatch data, but this time set the data parameter to function that will eventually provide data.
+      const newMockDispatch = addMockDispatch(this[kDispatches], this[kDispatchKey], wrappedDefaultsCallback)
+      return new MockScope(newMockDispatch)
+    }
+
+    // We can have either one or three parameters, if we get here,
+    // we should have 2-3 parameters. So we spread the arguments of
+    // this function to obtain the parameters, since replyData will always
+    // just be the statusCode.
+    const [statusCode, data, responseOptions = {}] = [...arguments]
+    this.validateReplyParameters(statusCode, data, responseOptions)
+
+    // Send in-already provided data like usual
+    const dispatchData = this.createMockScopeDispatchData(statusCode, data, responseOptions)
+    const newMockDispatch = addMockDispatch(this[kDispatches], this[kDispatchKey], dispatchData)
+    return new MockScope(newMockDispatch)
+  }
+
+  /**
+   * Mock an undici request with a defined error.
+   */
+  replyWithError (error) {
+    if (typeof error === 'undefined') {
+      throw new InvalidArgumentError('error must be defined')
+    }
+
+    const newMockDispatch = addMockDispatch(this[kDispatches], this[kDispatchKey], { error })
+    return new MockScope(newMockDispatch)
+  }
+
+  /**
+   * Set default reply headers on the interceptor for subsequent replies
+   */
+  defaultReplyHeaders (headers) {
+    if (typeof headers === 'undefined') {
+      throw new InvalidArgumentError('headers must be defined')
+    }
+
+    this[kDefaultHeaders] = headers
+    return this
+  }
+
+  /**
+   * Set default reply trailers on the interceptor for subsequent replies
+   */
+  defaultReplyTrailers (trailers) {
+    if (typeof trailers === 'undefined') {
+      throw new InvalidArgumentError('trailers must be defined')
+    }
+
+    this[kDefaultTrailers] = trailers
+    return this
+  }
+
+  /**
+   * Set reply content length header for replies on the interceptor
+   */
+  replyContentLength () {
+    this[kContentLength] = true
+    return this
+  }
+}
+
+module.exports.MockInterceptor = MockInterceptor
+module.exports.MockScope = MockScope

node_modules/undici/lib/mock/mock-pool.js

@@ -0,0 +1,59 @@
+'use strict'
+
+const { promisify } = require('util')
+const Pool = require('../pool')
+const { buildMockDispatch } = require('./mock-utils')
+const {
+  kDispatches,
+  kMockAgent,
+  kClose,
+  kOriginalClose,
+  kOrigin,
+  kOriginalDispatch,
+  kConnected
+} = require('./mock-symbols')
+const { MockInterceptor } = require('./mock-interceptor')
+const Symbols = require('../core/symbols')
+const { InvalidArgumentError } = require('../core/errors')
+
+/**
+ * MockPool provides an API that extends the Pool to influence the mockDispatches.
+ */
+class MockPool extends Pool {
+  constructor (origin, opts) {
+    super(origin, opts)
+
+    if (!opts || !opts.agent || typeof opts.agent.dispatch !== 'function') {
+      throw new InvalidArgumentError('Argument opts.agent must implement Agent')
+    }
+
+    this[kMockAgent] = opts.agent
+    this[kOrigin] = origin
+    this[kDispatches] = []
+    this[kConnected] = 1
+    this[kOriginalDispatch] = this.dispatch
+    this[kOriginalClose] = this.close.bind(this)
+
+    this.dispatch = buildMockDispatch.call(this)
+    this.close = this[kClose]
+  }
+
+  get [Symbols.kConnected] () {
+    return this[kConnected]
+  }
+
+  /**
+   * Sets up the base interceptor for mocking replies from undici.
+   */
+  intercept (opts) {
+    return new MockInterceptor(opts, this[kDispatches])
+  }
+
+  async [kClose] () {
+    await promisify(this[kOriginalClose])()
+    this[kConnected] = 0
+    this[kMockAgent][Symbols.kClients].delete(this[kOrigin])
+  }
+}
+
+module.exports = MockPool

node_modules/undici/lib/mock/mock-symbols.js

@@ -0,0 +1,23 @@
+'use strict'
+
+module.exports = {
+  kAgent: Symbol('agent'),
+  kOptions: Symbol('options'),
+  kFactory: Symbol('factory'),
+  kDispatches: Symbol('dispatches'),
+  kDispatchKey: Symbol('dispatch key'),
+  kDefaultHeaders: Symbol('default headers'),
+  kDefaultTrailers: Symbol('default trailers'),
+  kContentLength: Symbol('content length'),
+  kMockAgent: Symbol('mock agent'),
+  kMockAgentSet: Symbol('mock agent set'),
+  kMockAgentGet: Symbol('mock agent get'),
+  kMockDispatch: Symbol('mock dispatch'),
+  kClose: Symbol('close'),
+  kOriginalClose: Symbol('original agent close'),
+  kOrigin: Symbol('origin'),
+  kIsMockActive: Symbol('is mock active'),
+  kNetConnect: Symbol('net connect'),
+  kGetNetConnect: Symbol('get net connect'),
+  kConnected: Symbol('connected')
+}

node_modules/undici/lib/mock/mock-utils.js

@@ -0,0 +1,364 @@
+'use strict'
+
+const { MockNotMatchedError } = require('./mock-errors')
+const {
+  kDispatches,
+  kMockAgent,
+  kOriginalDispatch,
+  kOrigin,
+  kGetNetConnect
+} = require('./mock-symbols')
+const { buildURL } = require('../core/util')
+
+function matchValue (match, value) {
+  if (typeof match === 'string') {
+    return match === value
+  }
+  if (match instanceof RegExp) {
+    return match.test(value)
+  }
+  if (typeof match === 'function') {
+    return match(value) === true
+  }
+  return false
+}
+
+function lowerCaseEntries (headers) {
+  return Object.fromEntries(
+    Object.entries(headers).map(([headerName, headerValue]) => {
+      return [headerName.toLocaleLowerCase(), headerValue]
+    })
+  )
+}
+
+/**
+ * @param {import('../../index').Headers|string[]|Record<string, string>} headers
+ * @param {string} key
+ */
+function getHeaderByName (headers, key) {
+  if (Array.isArray(headers)) {
+    for (let i = 0; i < headers.length; i += 2) {
+      if (headers[i] === key) {
+        return headers[i + 1]
+      }
+    }
+
+    return undefined
+  } else if (typeof headers.get === 'function') {
+    return headers.get(key)
+  } else {
+    return headers[key]
+  }
+}
+
+function matchHeaders (mockDispatch, headers) {
+  if (typeof mockDispatch.headers === 'function') {
+    if (Array.isArray(headers)) { // fetch HeadersList
+      const clone = headers.slice()
+      const entries = []
+      for (let index = 0; index < clone.length; index += 2) {
+        entries.push([clone[index], clone[index + 1]])
+      }
+      headers = Object.fromEntries(entries)
+    }
+    return mockDispatch.headers(headers ? lowerCaseEntries(headers) : {})
+  }
+  if (typeof mockDispatch.headers === 'undefined') {
+    return true
+  }
+  if (typeof headers !== 'object' || typeof mockDispatch.headers !== 'object') {
+    return false
+  }
+
+  for (const [matchHeaderName, matchHeaderValue] of Object.entries(mockDispatch.headers)) {
+    const headerValue = getHeaderByName(headers, matchHeaderName)
+
+    if (!matchValue(matchHeaderValue, headerValue)) {
+      return false
+    }
+  }
+  return true
+}
+
+function matchKey (mockDispatch, { path, method, body, headers }) {
+  const pathMatch = matchValue(mockDispatch.path, path)
+  const methodMatch = matchValue(mockDispatch.method, method)
+  const bodyMatch = typeof mockDispatch.body !== 'undefined' ? matchValue(mockDispatch.body, body) : true
+  const headersMatch = matchHeaders(mockDispatch, headers)
+  return pathMatch && methodMatch && bodyMatch && headersMatch
+}
+
+function getResponseData (data) {
+  if (Buffer.isBuffer(data)) {
+    return data
+  } else if (typeof data === 'object') {
+    return JSON.stringify(data)
+  } else {
+    return data.toString()
+  }
+}
+
+function getMockDispatch (mockDispatches, key) {
+  const resolvedPath = key.query ? buildURL(key.path, key.query) : key.path
+
+  // Match path
+  let matchedMockDispatches = mockDispatches.filter(({ consumed }) => !consumed).filter(({ path }) => matchValue(path, resolvedPath))
+  if (matchedMockDispatches.length === 0) {
+    throw new MockNotMatchedError(`Mock dispatch not matched for path '${resolvedPath}'`)
+  }
+
+  // Match method
+  matchedMockDispatches = matchedMockDispatches.filter(({ method }) => matchValue(method, key.method))
+  if (matchedMockDispatches.length === 0) {
+    throw new MockNotMatchedError(`Mock dispatch not matched for method '${key.method}'`)
+  }
+
+  // Match body
+  matchedMockDispatches = matchedMockDispatches.filter(({ body }) => typeof body !== 'undefined' ? matchValue(body, key.body) : true)
+  if (matchedMockDispatches.length === 0) {
+    throw new MockNotMatchedError(`Mock dispatch not matched for body '${key.body}'`)
+  }
+
+  // Match headers
+  matchedMockDispatches = matchedMockDispatches.filter((mockDispatch) => matchHeaders(mockDispatch, key.headers))
+  if (matchedMockDispatches.length === 0) {
+    throw new MockNotMatchedError(`Mock dispatch not matched for headers '${typeof key.headers === 'object' ? JSON.stringify(key.headers) : key.headers}'`)
+  }
+
+  return matchedMockDispatches[0]
+}
+
+function addMockDispatch (mockDispatches, key, data) {
+  const baseData = { timesInvoked: 0, times: 1, persist: false, consumed: false }
+  const replyData = typeof data === 'function' ? { callback: data } : { ...data }
+  const newMockDispatch = { ...baseData, ...key, pending: true, data: { error: null, ...replyData } }
+  mockDispatches.push(newMockDispatch)
+  return newMockDispatch
+}
+
+function deleteMockDispatch (mockDispatches, key) {
+  const index = mockDispatches.findIndex(dispatch => {
+    if (!dispatch.consumed) {
+      return false
+    }
+    return matchKey(dispatch, key)
+  })
+  if (index !== -1) {
+    mockDispatches.splice(index, 1)
+  }
+}
+
+function buildKey (opts) {
+  const { path, method, body, headers, query } = opts
+  return {
+    path,
+    method,
+    body,
+    headers,
+    query
+  }
+}
+
+function generateKeyValues (data) {
+  return Object.entries(data).reduce((keyValuePairs, [key, value]) => [...keyValuePairs, key, value], [])
+}
+
+/**
+ * @see https://developer.mozilla.org/en-US/docs/Web/HTTP/Status
+ * @param {number} statusCode
+ */
+function getStatusText (statusCode) {
+  switch (statusCode) {
+    case 100: return 'Continue'
+    case 101: return 'Switching Protocols'
+    case 102: return 'Processing'
+    case 103: return 'Early Hints'
+    case 200: return 'OK'
+    case 201: return 'Created'
+    case 202: return 'Accepted'
+    case 203: return 'Non-Authoritative Information'
+    case 204: return 'No Content'
+    case 205: return 'Reset Content'
+    case 206: return 'Partial Content'
+    case 207: return 'Multi-Status'
+    case 208: return 'Already Reported'
+    case 226: return 'IM Used'
+    case 300: return 'Multiple Choice'
+    case 301: return 'Moved Permanently'
+    case 302: return 'Found'
+    case 303: return 'See Other'
+    case 304: return 'Not Modified'
+    case 305: return 'Use Proxy'
+    case 306: return 'unused'
+    case 307: return 'Temporary Redirect'
+    case 308: return 'Permanent Redirect'
+    case 400: return 'Bad Request'
+    case 401: return 'Unauthorized'
+    case 402: return 'Payment Required'
+    case 403: return 'Forbidden'
+    case 404: return 'Not Found'
+    case 405: return 'Method Not Allowed'
+    case 406: return 'Not Acceptable'
+    case 407: return 'Proxy Authentication Required'
+    case 408: return 'Request Timeout'
+    case 409: return 'Conflict'
+    case 410: return 'Gone'
+    case 411: return 'Length Required'
+    case 412: return 'Precondition Failed'
+    case 413: return 'Payload Too Large'
+    case 414: return 'URI Too Large'
+    case 415: return 'Unsupported Media Type'
+    case 416: return 'Range Not Satisfiable'
+    case 417: return 'Expectation Failed'
+    case 418: return 'I\'m a teapot'
+    case 421: return 'Misdirected Request'
+    case 422: return 'Unprocessable Entity'
+    case 423: return 'Locked'
+    case 424: return 'Failed Dependency'
+    case 425: return 'Too Early'
+    case 426: return 'Upgrade Required'
+    case 428: return 'Precondition Required'
+    case 429: return 'Too Many Requests'
+    case 431: return 'Request Header Fields Too Large'
+    case 451: return 'Unavailable For Legal Reasons'
+    case 500: return 'Internal Server Error'
+    case 501: return 'Not Implemented'
+    case 502: return 'Bad Gateway'
+    case 503: return 'Service Unavailable'
+    case 504: return 'Gateway Timeout'
+    case 505: return 'HTTP Version Not Supported'
+    case 506: return 'Variant Also Negotiates'
+    case 507: return 'Insufficient Storage'
+    case 508: return 'Loop Detected'
+    case 510: return 'Not Extended'
+    case 511: return 'Network Authentication Required'
+    default: return 'unknown'
+  }
+}
+
+async function getResponse (body) {
+  const buffers = []
+  for await (const data of body) {
+    buffers.push(data)
+  }
+  return Buffer.concat(buffers).toString('utf8')
+}
+
+/**
+ * Mock dispatch function used to simulate undici dispatches
+ */
+function mockDispatch (opts, handler) {
+  // Get mock dispatch from built key
+  const key = buildKey(opts)
+  const mockDispatch = getMockDispatch(this[kDispatches], key)
+
+  mockDispatch.timesInvoked++
+
+  // Here's where we resolve a callback if a callback is present for the dispatch data.
+  if (mockDispatch.data.callback) {
+    mockDispatch.data = { ...mockDispatch.data, ...mockDispatch.data.callback(opts) }
+  }
+
+  // Parse mockDispatch data
+  const { data: { statusCode, data, headers, trailers, error }, delay, persist } = mockDispatch
+  const { timesInvoked, times } = mockDispatch
+
+  // If it's used up and not persistent, mark as consumed
+  mockDispatch.consumed = !persist && timesInvoked >= times
+  mockDispatch.pending = timesInvoked < times
+
+  // If specified, trigger dispatch error
+  if (error !== null) {
+    deleteMockDispatch(this[kDispatches], key)
+    handler.onError(error)
+    return true
+  }
+
+  // Handle the request with a delay if necessary
+  if (typeof delay === 'number' && delay > 0) {
+    setTimeout(() => {
+      handleReply(this[kDispatches])
+    }, delay)
+  } else {
+    handleReply(this[kDispatches])
+  }
+
+  function handleReply (mockDispatches) {
+    const responseData = getResponseData(typeof data === 'function' ? data(opts) : data)
+    const responseHeaders = generateKeyValues(headers)
+    const responseTrailers = generateKeyValues(trailers)
+
+    handler.onHeaders(statusCode, responseHeaders, resume, getStatusText(statusCode))
+    handler.onData(Buffer.from(responseData))
+    handler.onComplete(responseTrailers)
+    deleteMockDispatch(mockDispatches, key)
+  }
+
+  function resume () {}
+
+  return true
+}
+
+function buildMockDispatch () {
+  const agent = this[kMockAgent]
+  const origin = this[kOrigin]
+  const originalDispatch = this[kOriginalDispatch]
+
+  return function dispatch (opts, handler) {
+    if (agent.isMockActive) {
+      try {
+        mockDispatch.call(this, opts, handler)
+      } catch (error) {
+        if (error instanceof MockNotMatchedError) {
+          const netConnect = agent[kGetNetConnect]()
+          if (netConnect === false) {
+            throw new MockNotMatchedError(`${error.message}: subsequent request to origin ${origin} was not allowed (net.connect disabled)`)
+          }
+          if (checkNetConnect(netConnect, origin)) {
+            originalDispatch.call(this, opts, handler)
+          } else {
+            throw new MockNotMatchedError(`${error.message}: subsequent request to origin ${origin} was not allowed (net.connect is not enabled for this origin)`)
+          }
+        } else {
+          throw error
+        }
+      }
+    } else {
+      originalDispatch.call(this, opts, handler)
+    }
+  }
+}
+
+function checkNetConnect (netConnect, origin) {
+  const url = new URL(origin)
+  if (netConnect === true) {
+    return true
+  } else if (Array.isArray(netConnect) && netConnect.some((matcher) => matchValue(matcher, url.host))) {
+    return true
+  }
+  return false
+}
+
+function buildMockOptions (opts) {
+  if (opts) {
+    const { agent, ...mockOptions } = opts
+    return mockOptions
+  }
+}
+
+module.exports = {
+  getResponseData,
+  getMockDispatch,
+  addMockDispatch,
+  deleteMockDispatch,
+  buildKey,
+  generateKeyValues,
+  matchValue,
+  getResponse,
+  getStatusText,
+  mockDispatch,
+  buildMockDispatch,
+  checkNetConnect,
+  buildMockOptions,
+  getHeaderByName
+}

node_modules/undici/lib/mock/pending-interceptors-formatter.js

@@ -0,0 +1,40 @@
+'use strict'
+
+const { Transform } = require('stream')
+const { Console } = require('console')
+
+/**
+ * Gets the output of `console.table(…)` as a string.
+ */
+module.exports = class PendingInterceptorsFormatter {
+  constructor ({ disableColors } = {}) {
+    this.transform = new Transform({
+      transform (chunk, _enc, cb) {
+        cb(null, chunk)
+      }
+    })
+
+    this.logger = new Console({
+      stdout: this.transform,
+      inspectOptions: {
+        colors: !disableColors && !process.env.CI
+      }
+    })
+  }
+
+  format (pendingInterceptors) {
+    const withPrettyHeaders = pendingInterceptors.map(
+      ({ method, path, data: { statusCode }, persist, times, timesInvoked, origin }) => ({
+        Method: method,
+        Origin: origin,
+        Path: path,
+        'Status code': statusCode,
+        Persistent: persist ? '✅' : '❌',
+        Invocations: timesInvoked,
+        Remaining: persist ? Infinity : times - timesInvoked
+      }))
+
+    this.logger.table(withPrettyHeaders)
+    return this.transform.read().toString()
+  }
+}

node_modules/undici/lib/mock/pluralizer.js

@@ -0,0 +1,29 @@
+'use strict'
+
+const singulars = {
+  pronoun: 'it',
+  is: 'is',
+  was: 'was',
+  this: 'this'
+}
+
+const plurals = {
+  pronoun: 'they',
+  is: 'are',
+  was: 'were',
+  this: 'these'
+}
+
+module.exports = class Pluralizer {
+  constructor (singular, plural) {
+    this.singular = singular
+    this.plural = plural
+  }
+
+  pluralize (count) {
+    const one = count === 1
+    const keys = one ? singulars : plurals
+    const noun = one ? this.singular : this.plural
+    return { ...keys, count, noun }
+  }
+}

node_modules/undici/lib/node/fixed-queue.js

@@ -0,0 +1,117 @@
+/* eslint-disable */
+
+'use strict'
+
+// Extracted from node/lib/internal/fixed_queue.js
+
+// Currently optimal queue size, tested on V8 6.0 - 6.6. Must be power of two.
+const kSize = 2048;
+const kMask = kSize - 1;
+
+// The FixedQueue is implemented as a singly-linked list of fixed-size
+// circular buffers. It looks something like this:
+//
+//  head                                                       tail
+//    |                                                          |
+//    v                                                          v
+// +-----------+ <-----\       +-----------+ <------\         +-----------+
+// |  [null]   |        \----- |   next    |         \------- |   next    |
+// +-----------+               +-----------+                  +-----------+
+// |   item    | <-- bottom    |   item    | <-- bottom       |  [empty]  |
+// |   item    |               |   item    |                  |  [empty]  |
+// |   item    |               |   item    |                  |  [empty]  |
+// |   item    |               |   item    |                  |  [empty]  |
+// |   item    |               |   item    |       bottom --> |   item    |
+// |   item    |               |   item    |                  |   item    |
+// |    ...    |               |    ...    |                  |    ...    |
+// |   item    |               |   item    |                  |   item    |
+// |   item    |               |   item    |                  |   item    |
+// |  [empty]  | <-- top       |   item    |                  |   item    |
+// |  [empty]  |               |   item    |                  |   item    |
+// |  [empty]  |               |  [empty]  | <-- top  top --> |  [empty]  |
+// +-----------+               +-----------+                  +-----------+
+//
+// Or, if there is only one circular buffer, it looks something
+// like either of these:
+//
+//  head   tail                                 head   tail
+//    |     |                                     |     |
+//    v     v                                     v     v
+// +-----------+                               +-----------+
+// |  [null]   |                               |  [null]   |
+// +-----------+                               +-----------+
+// |  [empty]  |                               |   item    |
+// |  [empty]  |                               |   item    |
+// |   item    | <-- bottom            top --> |  [empty]  |
+// |   item    |                               |  [empty]  |
+// |  [empty]  | <-- top            bottom --> |   item    |
+// |  [empty]  |                               |   item    |
+// +-----------+                               +-----------+
+//
+// Adding a value means moving `top` forward by one, removing means
+// moving `bottom` forward by one. After reaching the end, the queue
+// wraps around.
+//
+// When `top === bottom` the current queue is empty and when
+// `top + 1 === bottom` it's full. This wastes a single space of storage
+// but allows much quicker checks.
+
+class FixedCircularBuffer {
+  constructor() {
+    this.bottom = 0;
+    this.top = 0;
+    this.list = new Array(kSize);
+    this.next = null;
+  }
+
+  isEmpty() {
+    return this.top === this.bottom;
+  }
+
+  isFull() {
+    return ((this.top + 1) & kMask) === this.bottom;
+  }
+
+  push(data) {
+    this.list[this.top] = data;
+    this.top = (this.top + 1) & kMask;
+  }
+
+  shift() {
+    const nextItem = this.list[this.bottom];
+    if (nextItem === undefined)
+      return null;
+    this.list[this.bottom] = undefined;
+    this.bottom = (this.bottom + 1) & kMask;
+    return nextItem;
+  }
+}
+
+module.exports = class FixedQueue {
+  constructor() {
+    this.head = this.tail = new FixedCircularBuffer();
+  }
+
+  isEmpty() {
+    return this.head.isEmpty();
+  }
+
+  push(data) {
+    if (this.head.isFull()) {
+      // Head is full: Creates a new queue, sets the old queue's `.next` to it,
+      // and sets it as the new main queue.
+      this.head = this.head.next = new FixedCircularBuffer();
+    }
+    this.head.push(data);
+  }
+
+  shift() {
+    const tail = this.tail;
+    const next = tail.shift();
+    if (tail.isEmpty() && tail.next !== null) {
+      // If there is another queue, it forms the new tail.
+      this.tail = tail.next;
+    }
+    return next;
+  }
+};

node_modules/undici/lib/pool-base.js

@@ -0,0 +1,194 @@
+'use strict'
+
+const DispatcherBase = require('./dispatcher-base')
+const FixedQueue = require('./node/fixed-queue')
+const { kConnected, kSize, kRunning, kPending, kQueued, kBusy, kFree, kUrl, kClose, kDestroy, kDispatch } = require('./core/symbols')
+const PoolStats = require('./pool-stats')
+
+const kClients = Symbol('clients')
+const kNeedDrain = Symbol('needDrain')
+const kQueue = Symbol('queue')
+const kClosedResolve = Symbol('closed resolve')
+const kOnDrain = Symbol('onDrain')
+const kOnConnect = Symbol('onConnect')
+const kOnDisconnect = Symbol('onDisconnect')
+const kOnConnectionError = Symbol('onConnectionError')
+const kGetDispatcher = Symbol('get dispatcher')
+const kAddClient = Symbol('add client')
+const kRemoveClient = Symbol('remove client')
+const kStats = Symbol('stats')
+
+class PoolBase extends DispatcherBase {
+  constructor () {
+    super()
+
+    this[kQueue] = new FixedQueue()
+    this[kClients] = []
+    this[kQueued] = 0
+
+    const pool = this
+
+    this[kOnDrain] = function onDrain (origin, targets) {
+      const queue = pool[kQueue]
+
+      let needDrain = false
+
+      while (!needDrain) {
+        const item = queue.shift()
+        if (!item) {
+          break
+        }
+        pool[kQueued]--
+        needDrain = !this.dispatch(item.opts, item.handler)
+      }
+
+      this[kNeedDrain] = needDrain
+
+      if (!this[kNeedDrain] && pool[kNeedDrain]) {
+        pool[kNeedDrain] = false
+        pool.emit('drain', origin, [pool, ...targets])
+      }
+
+      if (pool[kClosedResolve] && queue.isEmpty()) {
+        Promise
+          .all(pool[kClients].map(c => c.close()))
+          .then(pool[kClosedResolve])
+      }
+    }
+
+    this[kOnConnect] = (origin, targets) => {
+      pool.emit('connect', origin, [pool, ...targets])
+    }
+
+    this[kOnDisconnect] = (origin, targets, err) => {
+      pool.emit('disconnect', origin, [pool, ...targets], err)
+    }
+
+    this[kOnConnectionError] = (origin, targets, err) => {
+      pool.emit('connectionError', origin, [pool, ...targets], err)
+    }
+
+    this[kStats] = new PoolStats(this)
+  }
+
+  get [kBusy] () {
+    return this[kNeedDrain]
+  }
+
+  get [kConnected] () {
+    return this[kClients].filter(client => client[kConnected]).length
+  }
+
+  get [kFree] () {
+    return this[kClients].filter(client => client[kConnected] && !client[kNeedDrain]).length
+  }
+
+  get [kPending] () {
+    let ret = this[kQueued]
+    for (const { [kPending]: pending } of this[kClients]) {
+      ret += pending
+    }
+    return ret
+  }
+
+  get [kRunning] () {
+    let ret = 0
+    for (const { [kRunning]: running } of this[kClients]) {
+      ret += running
+    }
+    return ret
+  }
+
+  get [kSize] () {
+    let ret = this[kQueued]
+    for (const { [kSize]: size } of this[kClients]) {
+      ret += size
+    }
+    return ret
+  }
+
+  get stats () {
+    return this[kStats]
+  }
+
+  async [kClose] () {
+    if (this[kQueue].isEmpty()) {
+      return Promise.all(this[kClients].map(c => c.close()))
+    } else {
+      return new Promise((resolve) => {
+        this[kClosedResolve] = resolve
+      })
+    }
+  }
+
+  async [kDestroy] (err) {
+    while (true) {
+      const item = this[kQueue].shift()
+      if (!item) {
+        break
+      }
+      item.handler.onError(err)
+    }
+
+    return Promise.all(this[kClients].map(c => c.destroy(err)))
+  }
+
+  [kDispatch] (opts, handler) {
+    const dispatcher = this[kGetDispatcher]()
+
+    if (!dispatcher) {
+      this[kNeedDrain] = true
+      this[kQueue].push({ opts, handler })
+      this[kQueued]++
+    } else if (!dispatcher.dispatch(opts, handler)) {
+      dispatcher[kNeedDrain] = true
+      this[kNeedDrain] = !this[kGetDispatcher]()
+    }
+
+    return !this[kNeedDrain]
+  }
+
+  [kAddClient] (client) {
+    client
+      .on('drain', this[kOnDrain])
+      .on('connect', this[kOnConnect])
+      .on('disconnect', this[kOnDisconnect])
+      .on('connectionError', this[kOnConnectionError])
+
+    this[kClients].push(client)
+
+    if (this[kNeedDrain]) {
+      process.nextTick(() => {
+        if (this[kNeedDrain]) {
+          this[kOnDrain](client[kUrl], [this, client])
+        }
+      })
+    }
+
+    return this
+  }
+
+  [kRemoveClient] (client) {
+    client.close(() => {
+      const idx = this[kClients].indexOf(client)
+      if (idx !== -1) {
+        this[kClients].splice(idx, 1)
+      }
+    })
+
+    this[kNeedDrain] = this[kClients].some(dispatcher => (
+      !dispatcher[kNeedDrain] &&
+      dispatcher.closed !== true &&
+      dispatcher.destroyed !== true
+    ))
+  }
+}
+
+module.exports = {
+  PoolBase,
+  kClients,
+  kNeedDrain,
+  kAddClient,
+  kRemoveClient,
+  kGetDispatcher
+}

node_modules/undici/lib/pool-stats.js

@@ -0,0 +1,34 @@
+const { kFree, kConnected, kPending, kQueued, kRunning, kSize } = require('./core/symbols')
+const kPool = Symbol('pool')
+
+class PoolStats {
+  constructor (pool) {
+    this[kPool] = pool
+  }
+
+  get connected () {
+    return this[kPool][kConnected]
+  }
+
+  get free () {
+    return this[kPool][kFree]
+  }
+
+  get pending () {
+    return this[kPool][kPending]
+  }
+
+  get queued () {
+    return this[kPool][kQueued]
+  }
+
+  get running () {
+    return this[kPool][kRunning]
+  }
+
+  get size () {
+    return this[kPool][kSize]
+  }
+}
+
+module.exports = PoolStats

node_modules/undici/lib/pool.js

@@ -0,0 +1,83 @@
+'use strict'
+
+const {
+  PoolBase,
+  kClients,
+  kNeedDrain,
+  kAddClient,
+  kGetDispatcher
+} = require('./pool-base')
+const Client = require('./client')
+const {
+  InvalidArgumentError
+} = require('./core/errors')
+const util = require('./core/util')
+const { kUrl } = require('./core/symbols')
+const buildConnector = require('./core/connect')
+
+const kOptions = Symbol('options')
+const kConnections = Symbol('connections')
+const kFactory = Symbol('factory')
+
+function defaultFactory (origin, opts) {
+  return new Client(origin, opts)
+}
+
+class Pool extends PoolBase {
+  constructor (origin, {
+    connections,
+    factory = defaultFactory,
+    connect,
+    connectTimeout,
+    tls,
+    maxCachedSessions,
+    socketPath,
+    ...options
+  } = {}) {
+    super()
+
+    if (connections != null && (!Number.isFinite(connections) || connections < 0)) {
+      throw new InvalidArgumentError('invalid connections')
+    }
+
+    if (typeof factory !== 'function') {
+      throw new InvalidArgumentError('factory must be a function.')
+    }
+
+    if (connect != null && typeof connect !== 'function' && typeof connect !== 'object') {
+      throw new InvalidArgumentError('connect must be a function or an object')
+    }
+
+    if (typeof connect !== 'function') {
+      connect = buildConnector({
+        ...tls,
+        maxCachedSessions,
+        socketPath,
+        timeout: connectTimeout == null ? 10e3 : connectTimeout,
+        ...connect
+      })
+    }
+
+    this[kConnections] = connections || null
+    this[kUrl] = util.parseOrigin(origin)
+    this[kOptions] = { ...util.deepClone(options), connect }
+    this[kFactory] = factory
+  }
+
+  [kGetDispatcher] () {
+    let dispatcher = this[kClients].find(dispatcher => !dispatcher[kNeedDrain])
+
+    if (dispatcher) {
+      return dispatcher
+    }
+
+    if (!this[kConnections] || this[kClients].length < this[kConnections]) {
+      dispatcher = this[kFactory](this[kUrl], this[kOptions])
+      this[kAddClient](dispatcher)
+    }
+
+    return dispatcher
+  }
+}
+
+module.exports = Pool

node_modules/undici/lib/proxy-agent.js

@@ -0,0 +1,150 @@
+'use strict'
+
+const { kClose, kDestroy } = require('./core/symbols')
+const Client = require('./agent')
+const Agent = require('./agent')
+const DispatcherBase = require('./dispatcher-base')
+const { InvalidArgumentError, RequestAbortedError } = require('./core/errors')
+const buildConnector = require('./core/connect')
+
+const kAgent = Symbol('proxy agent')
+const kClient = Symbol('proxy client')
+const kProxyHeaders = Symbol('proxy headers')
+const kRequestTls = Symbol('request tls settings')
+const kProxyTls = Symbol('proxy tls settings')
+const kConnectEndpoint = Symbol('connect endpoint function')
+
+function defaultProtocolPort (protocol) {
+  return protocol === 'https:' ? 443 : 80
+}
+
+class ProxyAgent extends DispatcherBase {
+  constructor (opts) {
+    super(opts)
+
+    if (typeof opts === 'string') {
+      opts = { uri: opts }
+    }
+
+    if (!opts || !opts.uri) {
+      throw new InvalidArgumentError('Proxy opts.uri is mandatory')
+    }
+
+    this[kRequestTls] = opts.requestTls
+    this[kProxyTls] = opts.proxyTls
+    this[kProxyHeaders] = {}
+
+    if (opts.auth) {
+      this[kProxyHeaders]['proxy-authorization'] = `Basic ${opts.auth}`
+    }
+
+    const { origin, port } = new URL(opts.uri)
+
+    const connect = buildConnector({ ...opts.proxyTls })
+    this[kConnectEndpoint] = buildConnector({ ...opts.requestTls })
+    this[kClient] = new Client({ origin: opts.origin, connect })
+    this[kAgent] = new Agent({
+      ...opts,
+      connect: async (opts, callback) => {
+        let requestedHost = opts.host
+        if (!opts.port) {
+          requestedHost += `:${defaultProtocolPort(opts.protocol)}`
+        }
+        try {
+          const { socket, statusCode } = await this[kClient].connect({
+            origin,
+            port,
+            path: requestedHost,
+            signal: opts.signal,
+            headers: {
+              ...this[kProxyHeaders],
+              host: opts.host
+            }
+          })
+          if (statusCode !== 200) {
+            socket.on('error', () => {}).destroy()
+            callback(new RequestAbortedError('Proxy response !== 200 when HTTP Tunneling'))
+          }
+          if (opts.protocol !== 'https:') {
+            callback(null, socket)
+            return
+          }
+          let servername
+          if (this[kRequestTls]) {
+            servername = this[kRequestTls].servername
+          } else {
+            servername = opts.servername
+          }
+          this[kConnectEndpoint]({ ...opts, servername, httpSocket: socket }, callback)
+        } catch (err) {
+          callback(err)
+        }
+      }
+    })
+  }
+
+  dispatch (opts, handler) {
+    const { host } = new URL(opts.origin)
+    const headers = buildHeaders(opts.headers)
+    throwIfProxyAuthIsSent(headers)
+    return this[kAgent].dispatch(
+      {
+        ...opts,
+        headers: {
+          ...headers,
+          host
+        }
+      },
+      handler
+    )
+  }
+
+  async [kClose] () {
+    await this[kAgent].close()
+    await this[kClient].close()
+  }
+
+  async [kDestroy] () {
+    await this[kAgent].destroy()
+    await this[kClient].destroy()
+  }
+}
+
+/**
+ * @param {string[] | Record<string, string>} headers
+ * @returns {Record<string, string>}
+ */
+function buildHeaders (headers) {
+  // When using undici.fetch, the headers list is stored
+  // as an array.
+  if (Array.isArray(headers)) {
+    /** @type {Record<string, string>} */
+    const headersPair = {}
+
+    for (let i = 0; i < headers.length; i += 2) {
+      headersPair[headers[i]] = headers[i + 1]
+    }
+
+    return headersPair
+  }
+
+  return headers
+}
+
+/**
+ * @param {Record<string, string>} headers
+ *
+ * Previous versions of ProxyAgent suggests the Proxy-Authorization in request headers
+ * Nevertheless, it was changed and to avoid a security vulnerability by end users
+ * this check was created.
+ * It should be removed in the next major version for performance reasons
+ */
+function throwIfProxyAuthIsSent (headers) {
+  const existProxyAuth = headers && Object.keys(headers)
+    .find((key) => key.toLowerCase() === 'proxy-authorization')
+  if (existProxyAuth) {
+    throw new InvalidArgumentError('Proxy-Authorization should be sent in ProxyAgent constructor')
+  }
+}
+
+module.exports = ProxyAgent