Method error

vscode-ng-language-service/server/src/session.ts:718–723

* Show an error message in the remote console and log to file. * * @param message The message to show.

(message: string)

   * @param message The message to show.
   */
  error(message: string): void {
    if (this.logToConsole) {
      this.connection.console.error(message);
    }
    this.logger.msg(message, ts.server.Msg.Err);
  }

  /**
   * Show a warning message in the remote console and log to file.