Function handleError

client-src/overlay.js:681–703

(error, fallbackMessage)

     * @param {string} fallbackMessage fallback message
     */
    const handleError = (error, fallbackMessage) => {
      const errorObject =
        error instanceof Error
          ? error
          : new Error(error || fallbackMessage, { cause: error });

      const shouldDisplay =
        typeof options.catchRuntimeError === "function"
          ? options.catchRuntimeError(errorObject)
          : true;

      if (shouldDisplay) {
        overlayService.send({
          type: "RUNTIME_ERROR",
          messages: [
            {
              message: errorObject.message,
              stack: parseErrorToStacks(errorObject),
            },
          ],
        });
      }
    };

    listenToRuntimeError((errorEvent) => {
      // error property may be empty in older browser like IE