message: Log server 'error' events
diff: @@ -28,6 +28,9 @@ export class Server {
  this.extension.logger.addLogMessage(`Server created on ${this.address}`)
  }
  })
  + this.httpServer.on('error', (err) => {
  + this.extension.logger.addLogMessage(`Error creating LaTeX Workshop http server: ${err}.`)
  + })
  this.wsServer = ws.createServer({server: this.httpServer})
  this.wsServer.on('connection', (websocket) => {
  websocket.on('message', (msg) => this.extension.viewer.handler(websocket, msg))
  