1 files changed, 503 insertions, 0 deletions
diff --git a/g4f/Provider/npm/node_modules/undici/lib/core/util.js b/g4f/Provider/npm/node_modules/undici/lib/core/util.js
new file mode 100644
index 00000000..769811f5
--- /dev/null
+++ b/g4f/Provider/npm/node_modules/undici/lib/core/util.js
@@ -0,0 +1,503 @@
+'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')
+const { stringify } = require('querystring')
+
+const [nodeMajor, nodeMinor] = process.versions.node.split('.').map(v => Number(v))
+
+function nop () {}
+
+function isStream (obj) {
+  return obj && typeof obj === 'object' && typeof obj.pipe === 'function' && typeof obj.on === '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 buildURL (url, queryParams) {
+  if (url.includes('?') || url.includes('#')) {
+    throw new Error('Query params cannot be passed when url already contains "?" or "#".')
+  }
+
+  const stringified = stringify(queryParams)
+
+  if (stringified) {
+    url += '?' + stringified
+  }
+
+  return url
+}
+
+function parseURL (url) {
+  if (typeof url === 'string') {
+    url = new URL(url)
+
+    if (!/^https?:/.test(url.origin || url.protocol)) {
+      throw new InvalidArgumentError('Invalid URL protocol: the URL must start with `http:` or `https:`.')
+    }
+
+    return url
+  }
+
+  if (!url || typeof url !== 'object') {
+    throw new InvalidArgumentError('Invalid URL: The URL argument must be a non-null object.')
+  }
+
+  if (!/^https?:/.test(url.origin || url.protocol)) {
+    throw new InvalidArgumentError('Invalid URL protocol: the URL must start with `http:` or `https:`.')
+  }
+
+  if (!(url instanceof URL)) {
+    if (url.port != null && url.port !== '' && !Number.isFinite(parseInt(url.port))) {
+      throw new InvalidArgumentError('Invalid URL: port must be a valid integer or a string representation of an integer.')
+    }
+
+    if (url.path != null && typeof url.path !== 'string') {
+      throw new InvalidArgumentError('Invalid URL path: the path must be a string or null/undefined.')
+    }
+
+    if (url.pathname != null && typeof url.pathname !== 'string') {
+      throw new InvalidArgumentError('Invalid URL pathname: the pathname must be a string or null/undefined.')
+    }
+
+    if (url.hostname != null && typeof url.hostname !== 'string') {
+      throw new InvalidArgumentError('Invalid URL hostname: the hostname must be a string or null/undefined.')
+    }
+
+    if (url.origin != null && typeof url.origin !== 'string') {
+      throw new InvalidArgumentError('Invalid URL origin: the origin must be a string or null/undefined.')
+    }
+
+    const port = url.port != null
+      ? url.port
+      : (url.protocol === 'https:' ? 443 : 80)
+    let origin = url.origin != null
+      ? url.origin
+      : `${url.protocol}//${url.hostname}:${port}`
+    let path = url.path != null
+      ? url.path
+      : `${url.pathname || ''}${url.search || ''}`
+
+    if (origin.endsWith('/')) {
+      origin = origin.substring(0, origin.length - 1)
+    }
+
+    if (path && !path.startsWith('/')) {
+      path = `/${path}`
+    }
+    // new URL(path, origin) is unsafe when `path` contains an absolute URL
+    // From https://developer.mozilla.org/en-US/docs/Web/API/URL/URL:
+    // If first parameter is a relative URL, second param is required, and will be used as the base URL.
+    // If first parameter is an absolute URL, a given second param will be ignored.
+    url = new URL(origin + path)
+  }
+
+  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.objectMode === false && 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 H2 support
+  if (!Array.isArray(headers)) return headers
+
+  for (let i = 0; i < headers.length; i += 2) {
+    const key = headers[i].toString().toLowerCase()
+    let val = obj[key]
+
+    if (!val) {
+      if (Array.isArray(headers[i + 1])) {
+        obj[key] = headers[i + 1]
+      } else {
+        obj[key] = headers[i + 1].toString('utf8')
+      }
+    } else {
+      if (!Array.isArray(val)) {
+        val = [val]
+        obj[key] = val
+      }
+      val.push(headers[i + 1].toString('utf8'))
+    }
+  }
+
+  // See https://github.com/nodejs/node/pull/46528
+  if ('content-length' in obj && 'content-disposition' in obj) {
+    obj['content-disposition'] = Buffer.from(obj['content-disposition']).toString('latin1')
+  }
+
+  return obj
+}
+
+function parseRawHeaders (headers) {
+  const ret = []
+  let hasContentLength = false
+  let contentDispositionIdx = -1
+
+  for (let n = 0; n < headers.length; n += 2) {
+    const key = headers[n + 0].toString()
+    const val = headers[n + 1].toString('utf8')
+
+    if (key.length === 14 && (key === 'content-length' || key.toLowerCase() === 'content-length')) {
+      ret.push(key, val)
+      hasContentLength = true
+    } else if (key.length === 19 && (key === 'content-disposition' || key.toLowerCase() === 'content-disposition')) {
+      contentDispositionIdx = ret.push(key, val) - 1
+    } else {
+      ret.push(key, val)
+    }
+  }
+
+  // See https://github.com/nodejs/node/pull/46528
+  if (hasContentLength && contentDispositionIdx !== -1) {
+    ret[contentDispositionIdx] = Buffer.from(ret[contentDispositionIdx]).toString('latin1')
+  }
+
+  return ret
+}
+
+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
+  }
+}
+
+async function * convertIterableToBuffer (iterable) {
+  for await (const chunk of iterable) {
+    yield Buffer.isBuffer(chunk) ? chunk : Buffer.from(chunk)
+  }
+}
+
+let ReadableStream
+function ReadableStreamFrom (iterable) {
+  if (!ReadableStream) {
+    ReadableStream = require('stream/web').ReadableStream
+  }
+
+  if (ReadableStream.from) {
+    return ReadableStream.from(convertIterableToBuffer(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
+  )
+}
+
+// The chunk should be a FormData instance and contains
+// all the required methods.
+function isFormDataLike (object) {
+  return (
+    object &&
+    typeof object === 'object' &&
+    typeof object.append === 'function' &&
+    typeof object.delete === 'function' &&
+    typeof object.get === 'function' &&
+    typeof object.getAll === 'function' &&
+    typeof object.has === 'function' &&
+    typeof object.set === 'function' &&
+    object[Symbol.toStringTag] === 'FormData'
+  )
+}
+
+function throwIfAborted (signal) {
+  if (!signal) { return }
+  if (typeof signal.throwIfAborted === 'function') {
+    signal.throwIfAborted()
+  } else {
+    if (signal.aborted) {
+      // DOMException not available < v17.0.0
+      const err = new Error('The operation was aborted')
+      err.name = 'AbortError'
+      throw err
+    }
+  }
+}
+
+let events
+function addAbortListener (signal, listener) {
+  if (typeof Symbol.dispose === 'symbol') {
+    if (!events) {
+      events = require('events')
+    }
+    if (typeof events.addAbortListener === 'function' && 'aborted' in signal) {
+      return events.addAbortListener(signal, listener)
+    }
+  }
+  if ('addEventListener' in signal) {
+    signal.addEventListener('abort', listener, { once: true })
+    return () => signal.removeEventListener('abort', listener)
+  }
+  signal.addListener('abort', listener)
+  return () => signal.removeListener('abort', listener)
+}
+
+const hasToWellFormed = !!String.prototype.toWellFormed
+
+/**
+ * @param {string} val
+ */
+function toUSVString (val) {
+  if (hasToWellFormed) {
+    return `${val}`.toWellFormed()
+  } else if (nodeUtil.toUSVString) {
+    return nodeUtil.toUSVString(val)
+  }
+
+  return `${val}`
+}
+
+const kEnumerableProperty = Object.create(null)
+kEnumerableProperty.enumerable = true
+
+module.exports = {
+  kEnumerableProperty,
+  nop,
+  isDisturbed,
+  isErrored,
+  isReadable,
+  toUSVString,
+  isReadableAborted,
+  isBlobLike,
+  parseOrigin,
+  parseURL,
+  getServerName,
+  isStream,
+  isIterable,
+  isAsyncIterable,
+  isDestroyed,
+  parseRawHeaders,
+  parseHeaders,
+  parseKeepAliveTimeout,
+  destroy,
+  bodyLength,
+  deepClone,
+  ReadableStreamFrom,
+  isBuffer,
+  validateHandler,
+  getSocketInfo,
+  isFormDataLike,
+  buildURL,
+  throwIfAborted,
+  addAbortListener,
+  nodeMajor,
+  nodeMinor,
+  nodeHasAutoSelectFamily: nodeMajor > 18 || (nodeMajor === 18 && nodeMinor >= 13)
+}