How to use negotiateProtocol method in ava

Best JavaScript code snippet using ava

index.js

Source:index.js

1const url = require('url')2const querystring = require('querystring')34const http = require('http')5const https = require('https')67const websocketClient = require('ws')89const util = require('util')10const events = require('events')1112/**13 * A signalR client for node.js which support ASP.net but not ASP.net Core.14 * For ASP.net Core signalR support use the offical client from Microsoft.15 */16class signalrClient {17  /**18   * @param {String} url19   * @param {string[]} hubs20   */21  constructor(url, hubs) {22    this.url = url23    this.qs = {}24    this.headers = {}25    this.agent = false26    this.reconnectDelayTime = 500027    this.requestTimeout = 500028    this.callTimeout = 500029    this.connection = {30      state: connectionState.disconnected,31      hub: new hub(this),32      lastMessageAt: new Date().getTime()33    }34    this._bound = false35    this._websocket = undefined36    this._hubNames = hubs37    this._invocationId = 038    this._callTimeout = 039    this._keepAliveTimeout = 500040    this._keepAlive = true41    this._beatInterval = 500042    this._beatTimer = null43    this._reconnectCount = 044    this._reconnectTimer = null45  }4647  _receiveMessage(message) {48    this._markLastMessage()49    if (message.type === 'message' && message.data != '{}') {50      let data = JSON.parse(message.data)51      if (data.M) {52        data.M.forEach((message) => {53          let hubName = message.H.toLowerCase()54          let handler = this.connection.hub.handlers[hubName]55          if (handler) {56            let methodName = message.M.toLowerCase()57            let method = handler[methodName]58            if (method) {59              method.apply(this, message.A)60            }61          }62        })63      } else if (data.I) {64        this.connection.hub._handleCallback(+data.I, data.E, data.R)65      }66    }67  }6869  _sendMessage(hub, method, args) {70    let payload = JSON.stringify({71      H: hub,72      M: method,73      A: args,74      I: this._invocationId75    })76    ++this._invocationId77    if (this._websocket && this._websocket.readyState === this._websocket.OPEN) {78      this._websocket.send(payload, (err) => {79        if (err) console.log(err)80      })81    }82  }8384  _negotiate() {85    return new Promise((resolve, reject) => {86      let query = querystring.stringify({87        ...this.qs,88        connectionData: JSON.stringify(this._hubNames),89        clientProtocol: 1.590      })91      let negotiateRequestOptions = url.parse(`${this.url}/negotiate?${query}`, true)92      negotiateRequestOptions.headers = this.headers93      negotiateRequestOptions.timeout = this.requestTimeout || 500094      if (this.agent) negotiateRequestOptions.agent = this.agent95      let req = this.request.get(negotiateRequestOptions, (res) => {96        let data = ''97        res.on('data', (chunk) => {98          data += chunk99        })100        res.on('end', () => {101          try {102            if (res.statusCode == 200) {103              let negotiateProtocol = JSON.parse(data)104              if (!negotiateProtocol.TryWebSockets) {105                reject({ code: errorCode.unsupportedWebsocket, message: null })106              }107              resolve(negotiateProtocol)108            } else if (res.statusCode == 401 || res.statusCode == 302) {109              reject({ code: errorCode.unauthorized, message: null })110            } else {111              reject({ code: errorCode.negotiateError, message: res.statusCode })112            }113          } catch (e) {114            reject({ code: errorCode.negotiateError, message: e })115          }116        })117        res.on('error', (e) => {118          reject({ code: errorCode.negotiateError, message: e })119        })120      })121      req.on('error', (e) => {122        if (req.aborted) return123        req = null124        reject({ code: errorCode.negotiateError, message: e })125      })126      req.on('timeout', () => {127        req.abort()128        reject({ code: errorCode.negotiateError, message: 'ETIMEDOUT' })129      })130    })131  }132133  _connect() {134    let url = this.url.replace(/^http/, "ws")135    let query = querystring.stringify({136      ...this.qs,137      clientProtocol: 1.5,138      transport: "webSockets",139      connectionToken: this.connection.token,140      connectionData: JSON.stringify(this._hubNames),141      tid: 10142    })143    let ws = new websocketClient(`${url}/connect?${query}`, {144      handshakeTimeout: this.requestTimeout,145      headers: this.headers146    })147    ws.onopen = (event) => {148      this._invocationId = 0149      this._callTimeout = 0150      this._start().then(() => {151        this._reconnectCount = 0152        this.emit('connected')153        this.connection.state = connectionState.connected154        this._markLastMessage()155        if (this._keepAlive) this._beat()156      }).catch((error) => {157        this.connection.state = connectionState.disconnected158        this._error(error.code, error.message)159      })160    }161    ws.onerror = (event) => {162      this._error(errorCode.socketError, event.error)163    }164    ws.onmessage = (message) => {165      this._receiveMessage(message)166    }167    ws.onclose = (event) => {168      this._callTimeout = 1000169      this.connection.state = connectionState.disconnected170      this.emit('disconnected', 'failed')171      this._reconnect()172    }173    ws.on('unexpected-response', (request, response) => {174      this.connection.state = connectionState.disconnected175      if (response && response.statusCode === 401) {176        this._error(errorCode.unauthorized)177        this._clearBeatTimer()178        this._close()179        this.emit('disconnected', 'unauthorized')180      } else {181        this._error(errorCode.connectError)182      }183    })184    this._websocket = ws185  }186187  _reconnect(restart = false) {188    if (this._reconnectTimer || this.connection.state === connectionState.reconnecting) return189    this._clearBeatTimer()190    this._close()191    this._reconnectTimer = setTimeout(() => {192      ++this._reconnectCount193      this.connection.state = connectionState.reconnecting194      this.emit('reconnecting', this._reconnectCount)195      restart ? this.start() : this._connect()196      this._reconnectTimer = null197    }, this.reconnectDelayTime || 5000)198  }199200  _clearReconnectTimer() {201    if (this._reconnectTimer) {202      clearTimeout(this._reconnectTimer)203      this._reconnectTimer = null204    }205  }206207  _beat() {208    let timeElapsed = new Date().getTime() - this.connection.lastMessageAt209    if (timeElapsed > this._keepAliveTimeout) {210      this.connection.state = connectionState.disconnected211      this._error(errorCode.connectLost)212    } else {213      this._beatTimer = setTimeout(() => {214        this._beat()215      }, this._beatInterval)216    }217  }218219  _clearBeatTimer() {220    if (this._beatTimer) {221      clearTimeout(this._beatTimer)222      this._beatTimer = null223    }224  }225226  _markLastMessage() {227    this.connection.lastMessageAt = new Date().getTime()228  }229230  _start() {231    return new Promise((resolve, reject) => {232      let query = querystring.stringify({233        ...this.qs,234        clientProtocol: 1.5,235        transport: "webSockets",236        connectionToken: this.connection.token,237        connectionData: JSON.stringify(this._hubNames)238      })239      let startRequestOptions = url.parse(`${this.url}/start?${query}`, true)240      startRequestOptions.headers = this.headers241      startRequestOptions.timeout = this.requestTimeout || 5000242      if (this.agent) startRequestOptions.agent = this.agent243      let req = this.request.get(startRequestOptions, res => {244        let data = ''245        res.on('data', (chunk) => { data += chunk })246        res.on('end', () => {247          if (res.statusCode == 200) {248            resolve(data)249          } else if (res.statusCode == 401 || res.statusCode == 302) {250            reject({ code: errorCode.unauthorized, message: null })251          } else {252            reject({ code: errorCode.startError, message: res.statusCode })253          }254        })255        res.on('error', (e) => {256          reject({ code: errorCode.startError, message: e })257        })258      })259      req.on('error', (e) => {260        if (req.aborted) return261        req = null262        reject({ code: errorCode.startError, message: e })263      })264      req.on('timeout', () => {265        req.abort()266        reject({ code: errorCode.startError, message: 'ETIMEDOUT' })267      })268    })269  }270271  _abort() {272    return new Promise((resolve, reject) => {273      let query = querystring.stringify({274        ...this.qs,275        clientProtocol: 1.5,276        transport: "webSockets",277        connectionToken: this.connection.token,278        connectionData: JSON.stringify(this._hubNames)279      })280      let abortRequestOptions = url.parse(`${this.url}/abort?${query}`, true)281      abortRequestOptions.method = 'POST'282      abortRequestOptions.headers = this.headers283      abortRequestOptions.timeout = this.requestTimeout || 5000284      if (this.agent) abortRequestOptions.agent = this.agent285      let req = this.request.request(abortRequestOptions, res => {286        res.on('data', (chunk) => { })287        res.on('end', () => { resolve() })288        res.on('error', (e) => { reject({ code: errorCode.abortError, message: e }) })289      })290      req.on('error', (e) => { reject({ code: errorCode.abortError, message: e }) })291      req.write('')292      req.end()293    })294  }295296  _error(code, ex = null) {297    this.emit('error', code, ex)298    if (code === errorCode.negotiateError || code === errorCode.connectError) {299      this._reconnect(true)300    }301    if (code === errorCode.startError || code === errorCode.connectLost) {302      this._reconnect()303    }304  }305306  _close() {307    if (this._websocket) {308      this._websocket.onclose = () => { }309      this._websocket.onmessage = () => { }310      this._websocket.onerror = () => { }311      this._websocket.close()312      this._websocket = undefined313    }314  }315316  start() {317    if (!this._bound) {318      if (!this.url) {319        this._error(errorCode.invalidURL)320        return321      }322      if (this.url.startsWith('http:') || this.url.startsWith('https:')) {323        let _url = url.parse(this.url)324        this.request = _url.protocol === 'https:' ? https : http325      } else {326        this._error(errorCode.invalidProtocol)327        return328      }329      if (this._hubNames && this._hubNames.length > 0) {330        let hubNames = []331        this._hubNames.forEach(name => {332          hubNames.push({ name: name.toLowerCase() })333        })334        this._hubNames = hubNames335      } else {336        this._error(errorCode.noHub)337        return338      }339      this._bound = true340    }341    this._negotiate().then((negotiateProtocol) => {342      this.connection = {343        ...this.connection,344        id: negotiateProtocol.ConnectionId,345        token: negotiateProtocol.ConnectionToken346      }347      if (negotiateProtocol.KeepAliveTimeout) {348        this._keepAlive = true349        this._keepAliveTimeout = negotiateProtocol.KeepAliveTimeout * 1000350        this._beatInterval = this._keepAliveTimeout / 4351      } else {352        this._keepAlive = false353      }354      this._connect()355    }).catch((error) => {356      this.connection.state = connectionState.disconnected357      this._error(error.code, error.message)358    })359  }360361  end() {362    if (this._websocket) {363      this.emit('disconnected', 'end')364      this._abort().catch((e) => {365        console.log(e.code)366        // this._error(e.code, e.message)367      })368    }369    this._clearReconnectTimer()370    this._clearBeatTimer()371    this._close()372  }373}374375class hub {376  /**377   * @param {signalrClient} client378   */379  constructor(client) {380    this.client = client381    this.handlers = {}382    this.callbacks = {}383  }384385  _handleCallback(invocationId, error, result) {386    let cb = this.callbacks[invocationId]387    if (cb) cb(error, result)388  }389390  /**391   * Binding events receive messages392   */393  on(hubName, methodName, cb) {394    let handler = this.handlers[hubName.toLowerCase()]395    if (!handler) {396      handler = this.handlers[hubName.toLowerCase()] = {}397    }398    handler[methodName.toLowerCase()] = cb399  }400401  _processInvocationArgs(args) {402    let messages = []403    if (args.length > 2) {404      for (let i = 2; i < args.length; i++) {405        let arg = args[i]406        messages[i - 2] = (typeof arg === "function" || typeof arg === "undefined") ? null : arg407      }408    }409    return messages410  }411412  /**413   * Call the hub method and get return values asynchronously414   */415  call(hubName, methodName) {416    return new Promise((resolve, reject) => {417      let messages = this._processInvocationArgs(arguments)418      let invocationId = this.client._invocationId419      let timeoutTimer = setTimeout(() => {420        delete this.callbacks[invocationId]421        reject('Timeout')422      }, this.client._callTimeout || this.client.callTimeout || 5000)423      this.callbacks[invocationId] = (err, result) => {424        clearTimeout(timeoutTimer)425        delete this.callbacks[invocationId]426        return err ? reject(err) : resolve(result)427      }428      this.client._sendMessage(hubName, methodName, messages)429    })430  }431432  /**433   * Invoke the hub method without return values434   */435  invoke(hubName, methodName) {436    let messages = this._processInvocationArgs(arguments)437    this.client._sendMessage(hubName, methodName, messages)438  }439}440441const errorCode = {442  invalidURL: 'Invalid URL',443  invalidProtocol: 'Invalid protocol',444  noHub: 'No hub',445  unsupportedWebsocket: 'Websockets is not supported',446  unauthorized: 'Unauthorized',447  connectLost: 'Connect lost',448  negotiateError: 'Negotiate error',449  startError: 'Start error',450  connectError: 'Connect error',451  socketError: 'Socket error',452  abortError: 'Abort error'453}454455const connectionState = {456  connected: 1,457  reconnecting: 2,458  disconnected: 4459}460461util.inherits(signalrClient, events.EventEmitter)462463exports.client = signalrClient464exports.error = errorCode
...

_worker.js

Source:_worker.js

1exports.default = ({negotiateProtocol}) => {2 negotiateProtocol(['experimental']).ready();...

Using AI Code Generation

1var availableProtocols = require('./availableProtocols');2var protocol = availableProtocols.negotiateProtocol('HTTP/1.1', 'HTTP/1.1');3console.log(protocol);4var availableProtocols = require('./availableProtocols');5var protocol = availableProtocols.negotiateProtocol('HTTP/1.1', 'HTTP/1.0');6console.log(protocol);7var availableProtocols = require('./availableProtocols');8var protocol = availableProtocols.negotiateProtocol('HTTP/1.0', 'HTTP/1.1');9console.log(protocol);10var availableProtocols = require('./availableProtocols');11var protocol = availableProtocols.negotiateProtocol('HTTP/1.0', 'HTTP/1.0');12console.log(protocol);13var availableProtocols = require('./availableProtocols');14var protocol = availableProtocols.negotiateProtocol('HTTP/1.0', 'HTTP/2.0');15console.log(protocol);16var availableProtocols = require('./availableProtocols');17var protocol = availableProtocols.negotiateProtocol('HTTP/2.0', 'HTTP/1.0');18console.log(protocol);19var availableProtocols = require('./availableProtocols');20var protocol = availableProtocols.negotiateProtocol('HTTP/2.0', 'HTTP/1.1');21console.log(protocol);22var availableProtocols = require('./availableProtocols');

Using AI Code Generation

1const availableProtocols = require('availableProtocols');2const request = require('request');3request(url, (error, response, body) => {4  if (error) {5    console.log(error);6  } else {7    const protocol = availableProtocols.negotiateProtocol(response);8    console.log(protocol);9  }10});

Using AI Code Generation

1var availableProtocols = require('./availableProtocols');2var request = require('request');3request.get(url, function(err, res, body) {4    var protocol = availableProtocols.negotiateProtocol(res.headers['accept']);5    console.log(protocol);6});7var availableProtocols = require('./availableProtocols');8var request = require('request');9request.get(url, function(err, res, body) {10    var protocols = availableProtocols.availableProtocols(res.headers['accept']);11    console.log(protocols);12});

Using AI Code Generation

1var availableProtocols = require('available-protocols');2console.log(protocol);3var availableProtocols = require('available-protocols');4console.log(protocol);5var availableProtocols = require('available-protocols');6console.log(protocol);7var availableProtocols = require('available-protocols');8console.log(protocol);9var availableProtocols = require('available-protocols');10console.log(protocol);11var availableProtocols = require('available-protocols');12console.log(protocol);13var availableProtocols = require('available-protocols');14console.log(protocol);15var availableProtocols = require('available-protocols');16console.log(protocol);

Using AI Code Generation

1const protocol = availableProtocols.negotiateProtocol(2);3console.log(protocol);4const protocol = availableProtocols.negotiateProtocol(5);6console.log(protocol);7const protocol = availableProtocols.negotiateProtocol(8);9console.log(protocol);10const protocol = availableProtocols.negotiateProtocol(11);12console.log(protocol);13const protocol = availableProtocols.negotiateProtocol(14);15console.log(protocol);16const protocol = availableProtocols.negotiateProtocol(17);18console.log(protocol);

Using AI Code Generation

1function getProtocol() {2    var availableProtocols = document.getElementById("protocols").value;3    var protocol = availableProtocols.split(',');4    return protocol;5}6function getNegotiatedProtocol() {7    var protocol = document.getElementById("negotiatedProtocol").value;8    return protocol;9}10function negotiateProtocol() {11    var protocol = getProtocol();12    var negotiatedProtocol = getNegotiatedProtocol();13    var result = navigator.negotiateProtocol(negotiatedProtocol, protocol);14    document.getElementById("result").innerHTML = result;15}16    <p><button type="button" onclick="negotiateProtocol()">Negotiate Protocol</button></p>

Using AI Code Generation

1var protocol = availableProtocols.negotiateProtocol(requestedProtocols);2var protocol = availableProtocols.negotiateProtocol(requestedProtocols);3var protocol = availableProtocols.negotiateProtocol(requestedProtocols);4availableProtocols.addProtocol(protocol);5availableProtocols.addProtocol('myProtocol');6availableProtocols.removeProtocol(protocol);7availableProtocols.removeProtocol('myProtocol');8var protocols = availableProtocols.getAvailableProtocols();

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