diff options
Diffstat (limited to 'g4f/Provider/npm/node_modules/undici/lib/api/api-upgrade.js')
-rw-r--r-- | g4f/Provider/npm/node_modules/undici/lib/api/api-upgrade.js | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/g4f/Provider/npm/node_modules/undici/lib/api/api-upgrade.js b/g4f/Provider/npm/node_modules/undici/lib/api/api-upgrade.js new file mode 100644 index 00000000..ef783e82 --- /dev/null +++ b/g4f/Provider/npm/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 |