How to use createProtocolError method in Playwright Internal

Best JavaScript code snippet using playwright-internal

Client.js

Source:Client.js

...30    else {31      const errorMessage = this.hasFinishedOutput() ?32        'connection ended without disconnect receipt' :33        'connection ended unexpectedly';34      this.destroy(this.createProtocolError(errorMessage));35    }36  }37  _beforeSendResponse() {38    // No interception of outgoing frame39  }40  _onDestroyed(exception) {41    if (!exception) {42      return;43    }44    for (let key in this._subscriptions) {45      this._subscriptions[key].processMessageFrame(exception);46    }47  }48  /*49   * Create frame to send to the server. This method returns a Writable stream50   * object for sending the frame body content.51   */52  sendFrame(command, headers, options) {53    if (options) {54      let onReceipt = options.onReceipt;55      if (typeof options.onError === 'function') {56        const originalOnReceipt = onReceipt || function(){};57        const onError = options.onError;58        this.on('error', onError);59        onReceipt = () => {60          this.removeListener('error', onError);61          originalOnReceipt();62        };63      }64      if (typeof onReceipt === 'function') {65        const id = this._nextReceiptId++;66        this._receipts[id] = onReceipt;67        headers.receipt = id;68      }69    }70    return Socket.prototype.sendFrame.apply(this, arguments);71  }72  /*73   * Send CONNECT frame to the server.74   */75  connect(headers, callback) {76    if (typeof headers === 'string') {77      headers = {'host': headers};78    }79    headers = Object.assign({80      'accept-version': '1.0,1.1,1.2'81    }, headers);82    let heartbeat = this.getHeartbeat();83    if (typeof headers['heart-beat'] === "string") {84      const match = headers['heart-beat'].match(/^(\d+) *, *(\d+)$/);85      if (match) {86        heartbeat = [parseInt(match[1], 10), parseInt(match[2], 10)];87        this.setHeartbeat(heartbeat);88      }89    }90    headers['heart-beat'] = heartbeat[0] + "," + heartbeat[1];91    this.setCommandHandlers({92      'CONNECTED': onConnected,93      'ERROR': onError94    });95    if (typeof callback === 'function') {96      const self = this;97      (function() {98        const onConnected = function(client) {99          cleanup();100          callback(null, client);101        };102        const onError = function(error) {103          cleanup();104          callback(error);105        };106        const cleanup = function() {107          self.removeListener('error', onError);108          self.removeListener('connect', onConnected);109        };110        self.on('error', onError);111        self.on('connect', onConnected);112      })();113    }114    const frame = this.sendFrame('CONNECT', headers);115    frame.end();116  }117  /*118   * Send a message to the server. This method returns a Writable stream object 119   * for sending the frame body content.120   */121  send(headers, options) {122    if (typeof headers === 'string') {123      headers = {destination: headers};124    }125    return this.sendFrame('SEND', headers, options);126  }127  /*128   * Send a message with the specified body to the server.129   */130  sendString(headers, body, options, callback) {131    const frame = this.send(headers, options);132    frame.write(body);133    frame.end(callback);134  }135  begin(headers) {136    if (typeof headers !== 'object') {137      if (typeof headers !== 'undefined') {138        headers = {transaction: headers};139      }140      else {141        headers = {};142      }143    }144    if (!('transaction' in headers)) {145      headers.transaction = this._nextTransactionId++;146    }147    const transaction = new Transaction(headers.transaction, this);148    this.sendFrame('BEGIN', headers).end();149    return transaction;150  }151  subscribe(headers, messageListener) {152    if (typeof headers === 'string') {153      headers = {destination: headers};154    }155    let id = headers.id !== undefined ? 156      headers.id : this._nextSubcriptionId++;157    while (this._subscriptions[id] !== undefined) {158      id = this._nextSubcriptionId++;159    }160    headers.id = id;161    const ack = headers.ack || 'auto';162    ensureValidAckMode(ack);163    const subscription = new Subscription(id, ack, messageListener, this);164    this._subscriptions[id] = subscription;165    this.sendFrame('SUBSCRIBE', headers).end();166    return subscription;167  }168  _getAckHeaders(message, userHeaders) {169    return Object.assign({}, userHeaders, {170      'subscription': message.headers.subscription,171      'message-id': message.headers['message-id'],172      'id': message.headers.ack173    });174  }175  ack(message, headers, sendOptions, callback) {176    const frame = this.sendFrame('ACK',177      this._getAckHeaders(message, headers), sendOptions);178    frameHandler(frame, callback);179  }180  nack (message, headers, sendOptions, callback) {181    const frame = this.sendFrame('NACK',182      this._getAckHeaders(message, headers), sendOptions);183    frameHandler(frame, callback);184  }185  getSubscription(id) {186    return this._subscriptions[id];187  }188  setImplicitSubscription(id, ack, messageListener) {189    if (this._subscriptions.hasOwnProperty(id)) {190      throw new Error('subscription id \'' + id + '\' already in use');191    }192    if (ack === void 0 || ack === null){193      ack = 'auto';194    }195    ensureValidAckMode(ack);196    const subscription = new Subscription(id, ack, messageListener, this);197    this._subscriptions[id] = subscription;198    return subscription;199  }200  /*201   * Perform graceful disconnect from server. This operation does not complete202   * until all messages are acknowledged.203   */204  disconnect(callback) {205    if (typeof callback === 'function') {206      const self = this;207      (function() {208        const onEnd = function(client) {209          cleanup();210          callback(null, client);211        };212        const onError = function(error) {213          cleanup();214          callback(error);215        };216        const cleanup = function() {217          self.removeListener('end', onEnd);218          self.removeListener('error', onError);219        };220        self.on('end', onEnd);221        self.on('error', onError);222      })();223    }224    this.sendFrame('DISCONNECT', {}, {225      onReceipt: () => {226        this._hasDisconnectReceipt = true;227        const transport = this.getTransportSocket();228        if (this._resetDisconnect) {229          this.destroy();230        }231        else{232          transport.end();233        }234      }235    }).end(this._finishOutput.bind(this));236    // Keep the transport output open until the receipt is processed just in 237    // case the transport is not configured to handle half-open connections.238    this._disconnecting = true;239  }240  readEmptyBody(frame, callback) {241    frame.readEmptyBody((isEmpty) => {242      if (isEmpty) {243        if (typeof callback === 'function') {244          callback.call(this);245        }246      }247      else {248        this.destroy(this.createProtocolError('expected empty body frame'));249      }250    });251  }252  /*253   * Get the connection options that the client was initialized with.254   */255  getOptions() {256    return this._options;257  }258}259function ensureValidAckMode(mode) {260  const validAckModes = [261    'auto', 'client', 'client-individual'262  ];263  if (validAckModes.indexOf(mode) === -1) {264    throw new Error('invalid ack mode: \'' + mode + '\'');265  }266}267function frameHandler(frame, callback) {268  const cb = function (err) {269    if (typeof callback === 'function') {270      callback(err || new Error('The frame failed but no error was provided'));271    }272  };273  frame.on('error', cb);274  frame.end(function (err) {275    frame.removeListener('error', cb);276    if (typeof callback === 'function') {277      callback(err);278    }279  });280}281function onConnected(frame, beforeSendResponse) {282  // If no version header is present then assume the server is running stomp 1.0283  // protocol284  this.setVersion(frame.headers.version || '1.0');285  this.setCommandHandlers({286    'MESSAGE': onMessage,287    'RECEIPT': onReceipt,288    'ERROR': onError289  });290  this.readEmptyBody(frame, () => {291    if (frame.headers['heart-beat'] !== undefined) {292      const heartbeat = frame.headers['heart-beat']293        .split(',').map(function(x) {294          return parseInt(x, 10);295        });296      if ( heartbeat.length > 1 &&297           !isNaN(heartbeat[0]) &&298           !isNaN(heartbeat[1]) ) {299        this._runHeartbeat(heartbeat[0], heartbeat[1]);300      }301    }302    this.headers = frame.headers;303    this.emit('connect', this);304    beforeSendResponse();305  });306}307function onError(frame) {308  const message = frame.headers.message ? frame.headers.message :309    'server sent ERROR frame';310  const error = this.createApplicationError(message);311  if ( frame.headers['content-type'] === 'text/plain' &&312      frame.headers['content-length'] <= ERROR_MAX_CONTENT_LENGTH) {313    const content = new BufferWritable(Buffer.alloc(ERROR_MAX_CONTENT_LENGTH));314    frame.on('end', function() {315      error.longMessage = content.getWrittenSlice().toString();316      this.destroy(error);317    });318    frame.pipe(content);319  }320  else {321    this.destroy(error);322  }323}324function onMessage(frame, beforeSendResponse) {325  const subId = frame.headers.subscription;326  const subscription = this._subscriptions[subId];327  if (subscription === void 0) {328    this.destroy(this.createProtocolError('invalid subscription id ' + subId));329    return;330  }331  subscription.processMessageFrame(null, frame);332  beforeSendResponse();333}334function onReceipt(frame, beforeSendResponse) {335  const id = frame.headers['receipt-id'];336  if (id === undefined || this._receipts[id] === undefined) {337    this.destroy(this.createProtocolError('invalid receipt'));338    return;339  }340  this.readEmptyBody(frame, function() {341    this._receipts[id].call(this);342    delete this._receipts[id];343    beforeSendResponse();344  });345}346function onUnknownCommand(frame) {347  this.destroy(this.createProtocolError(348    'unknown command \'' + frame.command + '\''349  ));350}...

Connection.js

Source:Connection.js

...121      // Callbacks could be all rejected if someone has called `.dispose()`.122      if (callback) {123        this._callbacks.delete(object.id);124        if (object.error)125          callback.reject(createProtocolError(callback.error, callback.method, object));126        else127          callback.resolve(object.result);128      }129    } else {130      this.emit(object.method, object.params);131    }132  }133  _onClose() {134    if (this._closed)135      return;136    this._closed = true;137    this._transport.onmessage = null;138    this._transport.onclose = null;139    for (const callback of this._callbacks.values())140      callback.reject(rewriteError(callback.error, `Protocol error (${callback.method}): Target closed.`));141    this._callbacks.clear();142    for (const session of this._sessions.values())143      session._onClosed();144    this._sessions.clear();145    this.emit(Events.Connection.Disconnected);146  }147  dispose() {148    this._onClose();149    this._transport.close();150  }151  /**152   * @param {Protocol.Target.TargetInfo} targetInfo153   * @return {!Promise<!CDPSession>}154   */155  async createSession(targetInfo) {156    const {157      sessionId158    } = await this.send('Target.attachToTarget', {159      targetId: targetInfo.targetId,160      flatten: true161    });162    return this._sessions.get(sessionId);163  }164}165class CDPSession extends EventEmitter {166  /**167   * @param {!Connection} connection168   * @param {string} targetType169   * @param {string} sessionId170   */171  constructor(connection, targetType, sessionId) {172    super();173    /** @type {!Map<number, {resolve: function, reject: function, error: !Error, method: string}>}*/174    this._callbacks = new Map();175    this._connection = connection;176    this._targetType = targetType;177    this._sessionId = sessionId;178  }179  /**180   * @param {string} method181   * @param {!Object=} params182   * @return {!Promise<?Object>}183   */184  send(method, params = {}) {185    if (!this._connection)186      return Promise.reject(new Error(`Protocol error (${method}): Session closed. Most likely the ${this._targetType} has been closed.`));187    const id = this._connection._rawSend({188      sessionId: this._sessionId,189      method,190      params191    });192    return new Promise((resolve, reject) => {193      this._callbacks.set(id, {194        resolve,195        reject,196        error: new Error(),197        method198      });199    });200  }201  /**202   * @param {{id?: number, method: string, params: Object, error: {message: string, data: any}, result?: *}} object203   */204  _onMessage(object) {205    if (object.id && this._callbacks.has(object.id)) {206      const callback = this._callbacks.get(object.id);207      this._callbacks.delete(object.id);208      if (object.error)209        callback.reject(createProtocolError(callback.error, callback.method, object));210      else211        callback.resolve(object.result);212    } else {213      assert(!object.id);214      this.emit(object.method, object.params);215    }216  }217  async detach() {218    if (!this._connection)219      throw new Error(`Session already detached. Most likely the ${this._targetType} has been closed.`);220    await this._connection.send('Target.detachFromTarget', {221      sessionId: this._sessionId222    });223  }224  _onClosed() {225    for (const callback of this._callbacks.values())226      callback.reject(rewriteError(callback.error, `Protocol error (${callback.method}): Target closed.`));227    this._callbacks.clear();228    this._connection = null;229    this.emit(Events.CDPSession.Disconnected);230  }231}232/**233 * @param {!Error} error234 * @param {string} method235 * @param {{error: {message: string, data: any}}} object236 * @return {!Error}237 */238function createProtocolError(error, method, object) {239  let message = `Protocol error (${method}): ${object.error.message}`;240  if ('data' in object.error)241    message += ` ${object.error.data}`;242  return rewriteError(error, message);243}244/**245 * @param {!Error} error246 * @param {string} message247 * @return {!Error}248 */249function rewriteError(error, message) {250  error.message = message;251  return error;252}...

wkConnection.js

Source:wkConnection.js

...158  dispatchMessage(object) {159    if (object.id && this._callbacks.has(object.id)) {160      const callback = this._callbacks.get(object.id);161      this._callbacks.delete(object.id);162      if (object.error) callback.reject(createProtocolError(callback.error, callback.method, object.error));else callback.resolve(object.result);163    } else if (object.id && !object.error) {164      // Response might come after session has been disposed and rejected all callbacks.165      (0, _utils.assert)(this.isDisposed());166    } else {167      Promise.resolve().then(() => this.emit(object.method, object.params));168    }169  }170}171exports.WKSession = WKSession;172function createProtocolError(error, method, protocolError) {173  let message = `Protocol error (${method}): ${protocolError.message}`;174  if ('data' in protocolError) message += ` ${JSON.stringify(protocolError.data)}`;175  return (0, _stackTrace.rewriteErrorMessage)(error, message);...

Using AI Code Generation

1const { createProtocolError } = require('playwright-core/lib/server/protocol/protocol');2const { assert } = require('console');3const assert = require('assert');4const { chromium } = require('playwright-core');5(async () => {6  const browser = await chromium.launch();7  const context = await browser.newContext();8  const page = await context.newPage();9  await page.screenshot({ path: `example.png` });10  await browser.close();11})();12    at CDPSession.send (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\cdpSession.js:159:19)13    at CDPSession.send (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\cdp.js:42:37)14    at ExecutionContext.evaluateHandle (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\chromium\chromiumExecutionContext.js:105:37)15    at ExecutionContext.evaluate (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\chromium\chromiumExecutionContext.js:55:21)16    at Page.evaluate (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\chromium\chromiumPage.js:108:32)17    at Page.evaluate (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\page.js:88:29)18    at Page.screenshot (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\chromium\chromiumPage.js:113:33)19    at Page.screenshot (C:\Users\user\Documents\test\node_modules\playwright-core\lib\server\page.js:93:29)20    at Object.<anonymous> (C:\Users\user\Documents\test\test.js:17:13)21    at Module._compile (internal/modules/cjs/loader.js:1138:30)

Using AI Code Generation

1const { InternalError } = require('playwright');2const error = InternalError.createProtocolError('error message', 'error code');3console.log(error.message);4console.log(error.stack);5console.log(error.code);6const { InternalError } = require('playwright');7const error = InternalError.createCustomError('error message', 'error code');8console.log(error.message);9console.log(error.stack);10console.log(error.code);11const { InternalError } = require('playwright');12const error = InternalError.createTimeoutError('error message', 'error code');13console.log(error.message);14console.log(error.stack);15console.log(error.code);16const { InternalError } = require('playwright');17const error = InternalError.createEvaluationError('error message', 'error code');18console.log(error.message);19console.log(error.stack);20console.log(error.code);21const { InternalError } = require('playwright');22const error = InternalError.createError('error message', 'error code');23console.log(error.message);24console.log(error.stack);25console.log(error.code);26const { InternalError } = require('playwright');27const error = InternalError.createAssertionError('error message', 'error code');28console.log(error.message);29console.log(error.stack);30console.log(error.code);31const { TimeoutError } = require('playwright');32const error = TimeoutError.createError('error message', 'error code');33console.log(error.message);34console.log(error.stack);35console.log(error.code);36const { EvaluationError } = require('playwright');37const error = EvaluationError.createError('error message', 'error code');38console.log(error.message);39console.log(error.stack);40console.log(error.code);

Using AI Code Generation

1const { createProtocolError } = require('playwright-core/lib/server/instrumentation');2const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });3console.log(error);4const { createProtocolError } = require('playwright-core/lib/server/instrumentation');5const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });6console.log(error);7const { createProtocolError } = require('playwright-core/lib/server/instrumentation');8const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });9console.log(error);10const { createProtocolError } = require('playwright-core/lib/server/instrumentation');11const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });12console.log(error);13const { createProtocolError } = require('playwright-core/lib/server/instrumentation');14const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });15console.log(error);16const { createProtocolError } = require('playwright-core/lib/server/instrumentation');17const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });18console.log(error);19const { createProtocolError } = require('playwright-core/lib/server/instrumentation');20const error = createProtocolError('my error', { statusCode: 500, statusMessage: 'Internal Server Error' });21console.log(error);

Using AI Code Generation

1const { createProtocolError } = require('playwright/lib/server/supplements/utils/stackTrace');2const error = createProtocolError('my error', 'my error message');3console.log(error);4{5}6const { createProtocolError } = require('playwright/lib/server/supplements/utils/stackTrace');7const error = createProtocolError('my error', 'my error message');8console.log(error);9{10}11const { createProtocolError } = require('playwright/lib/server/supplements/utils/stackTrace');12const error = createProtocolError('my error', 'my error message');13console.log(error);14{15}16const { createProtocolError } = require('playwright/lib/server/supplements/utils/stackTrace');17const error = createProtocolError('my error', 'my error message');18console.log(error);19{20}21const { createProtocolError } = require('playwright/lib/server/supplements/utils/stackTrace');

Using AI Code Generation

1const { createProtocolError } = require('playwright/lib/server/protocol');2const error = createProtocolError('my error', 'custom error');3console.log(error);4{5  "error": {6  }7}

Using AI Code Generation

1const { Playwright } = require('playwright');2const { createProtocolError } = Playwright.InternalError;3const error = createProtocolError('Protocol error', 'error');4console.log(error);5const playwright = require('playwright');6const { createProtocolError } = require('playwright-internal-error');7const error = createProtocolError('Protocol error', 'error');8console.log(error);9[MIT](LICENSE)

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