You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: reflector.go
    path of file: ./repos/octant/vendor/k8s.io/client-go/tools/cache
    
    the code of the file until where you have to start completion: /*
Copyright 2014 The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License 
    
func DefaultWatchErrorHandler(r *Reflector, err error) {
	switch {
	case isExpiredError(err):
		// Don't set LastSyncResourceVersionUnavailable - LIST call with ResourceVersion=RV already
		// has a semantic that it returns data at least as fresh as provided RV.
		// So first try to LIST with setting RV to resource version of last observed object.
		klog.V(4).Infof("%s: watch of %v closed with: %v", r.name, r.expectedTypeName, err)
	case err == io.EOF:
		// watch closed normally
	case err == io.ErrUnexpectedEOF:
		klog.V(1).Infof("%s: Watch for %v closed with unexpected EOF: %v", r.name, r.expectedTypeName, err)
	default:
		utilruntime.HandleError(fmt.Errorf("%s: Failed to watch %v: %v", r.name, r.expectedTypeName, err))
	}
}