specs_(specs),
        debug_info_(debug_info),
        function_name_for_debug_info_(function_name_for_debug_info),
        function_name_uniquifier_(function_name_uniquifier),
        error_handler_(module.getContext()) {
    // Log import config.
    if (VLOG_IS_ON(1)) {
      LOG(INFO) << "Importing with: " << specs.str();
      for (auto& it : *tf_name_to_mlir_name) {

		panic("test")
	}()
	if result != "test" {
		t.Errorf("did not receive custom handler")
	}
}

func TestCustomHandleError(t *testing.T) {
	old := ErrorHandlers
	defer func() { ErrorHandlers = old }()
	var result error
	ErrorHandlers = []ErrorHandler{
		func(_ context.Context, err error, msg string, keysAndValues ...interface{}) {
			result = err
		},
	}
	err := fmt.Errorf("test")
	HandleError(err)

	}
}

// ErrorHandlers is a list of functions which will be invoked when a nonreturnable
// error occurs.
// TODO(lavalamp): for testability, this and the below HandleError function
// should be packaged up into a testable and reusable object.
var ErrorHandlers = []ErrorHandler{
	logError,
	func(_ context.Context, _ error, _ string, _ ...interface{}) {

	return w.watcher.Add(path)
}

func (w *fsnotifyWatcher) Init(eventHandler FSEventHandler, errorHandler FSErrorHandler) error {
	var err error
	w.watcher, err = fsnotify.NewWatcher()
	if err != nil {
		return err
	}

	w.eventHandler = eventHandler
	w.errorHandler = errorHandler
	return nil
}

func (w *fsnotifyWatcher) Run() {
	go func() {
		defer w.watcher.Close()
		for {
			select {

	attempts := 5
	for i := 0; i < attempts; i++ {
		gotStatus := getSyncStatus(t, s)
		var errorHandler func(string, ...any)
		if i == attempts-1 {
			errorHandler = t.Errorf
		} else {
			errorHandler = t.Logf
		}
		for _, ss := range gotStatus {
			if ss.ProxyID == nodeID {
				if ss.ProxyVersion == "" {
					errorHandler("ProxyVersion should always be set for %v", nodeID)
				}

  // error reporting system.
  mlir::StatusScopedDiagnosticHandler error_handler(mlir_context);

  // Parse the module.
  *mlir_module = mlir::parseSourceString<mlir::ModuleOp>(serialized_mlir_module,
                                                         mlir_context);
  if (!*mlir_module)
    return error_handler.Combine(
        errors::InvalidArgument("could not parse MLIR module"));

	cases := []struct {
		name     string
		handlers map[string]handlerFunc
		want     *core.Locality
	}{
		{
			"error",
			map[string]handlerFunc{"/placement/region": errorHandler, "/placement/availability-zone": errorHandler},
			&core.Locality{},
		},
		{
			"locality",
			map[string]handlerFunc{"/placement/region": regionHandler, "/placement/availability-zone": zoneHandler},

	Msg string
}

func (err Error) Error() string {
	return fmt.Sprintf("%s: %s", err.Pos, err.Msg)
}

var _ error = Error{} // verify that Error implements error

// An ErrorHandler is called for each error encountered reading a .go file.
type ErrorHandler func(err error)

// A Pragma value augments a package, import, const, func, type, or var declaration.
// Its meaning is entirely up to the PragmaHandler,

			f.modifyRequest(req, inReq.URL)
		},
		BufferPool:    newBufPool(128 << 10),
		Transport:     f.RoundTripper,
		FlushInterval: defaultFlushInterval,
		ErrorHandler:  f.customErrHandler,
	}

	if f.ErrorHandler != nil {
		revproxy.ErrorHandler = f.ErrorHandler
	}

	revproxy.ServeHTTP(w, outReq)
}

// customErrHandler is originally implemented to avoid having the following error
//

        private final TransformReplacer replacer;
        private final TransformErrorHandler errorHandler;

        public InstrumentingVisitableURLClassLoader(String name, ClassLoader parent, TransformedClassPath classPath) {
            super(name, parent, classPath);
            replacer = new TransformReplacer(classPath);
            errorHandler = new TransformErrorHandler(name);
        }

        @Override