anchor.diff:    /**
      * Resumes a paused isolate.
      *
  -   * WARNING: This method is experimental and not handled on every platform yet.
  -   *
      * Sends a message to an isolate requesting that it ends a pause
      * that was requested using the [resumeCapability].
      *
  
positive.code:   /**
     * Requests that uncaught errors of the isolate are sent back to [port].
     *
     * WARNING: This method is experimental and not handled on every platform yet.
     *
     * The errors are sent back as two elements lists.
     * The first element is a `String` representation of the error, usually
     * created by calling `toString` on the error.
  
negative.code:   /**
     * Set whether uncaught errors will terminate the isolate.
     *
     * If errors are fatal, any uncaught error will terminate the isolate
     * event loop and shut down the isolate.
     *
  