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: config_flags.go
    path of file: ./repos/kubeedge/vendor/k8s.io/cli-runtime/pkg/genericclioptions
    
    the code of the file until where you have to start completion: /*
Copyright 2018 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 i
    
func (f *ConfigFlags) AddFlags(flags *pflag.FlagSet) {
	if f.KubeConfig != nil {
		flags.StringVar(f.KubeConfig, "kubeconfig", *f.KubeConfig, "Path to the kubeconfig file to use for CLI requests.")
	}
	if f.CacheDir != nil {
		flags.StringVar(f.CacheDir, flagCacheDir, *f.CacheDir, "Default cache directory")
	}

	// add config options
	if f.CertFile != nil {
		flags.StringVar(f.CertFile, flagCertFile, *f.CertFile, "Path to a client certificate file for TLS")
	}
	if f.KeyFile != nil {
		flags.StringVar(f.KeyFile, flagKeyFile, *f.KeyFile, "Path to a client key file for TLS")
	}
	if f.BearerToken != nil {
		flags.StringVar(f.BearerToken, flagBearerToken, *f.BearerToken, "Bearer token for authentication to the API server")
	}
	if f.Impersonate != nil {
		flags.StringVar(f.Impersonate, flagImpersonate, *f.Impersonate, "Username to impersonate for the operation. User could be a regular user or a service account in a namespace.")
	}
	if f.ImpersonateUID != nil {
		flags.StringVar(f.ImpersonateUID, flagImpersonateUID, *f.ImpersonateUID, "UID to impersonate for the operation.")
	}
	if f.ImpersonateGroup != nil {
		flags.StringArrayVar(f.ImpersonateGroup, flagImpersonateGroup, *f.ImpersonateGroup, "Group to impersonate for the operation, this flag can be repeated to specify multiple groups.")
	}
	if f.Username != nil {
		flags.StringVar(f.Username, flagUsername, *f.Username, "Username for basic authentication to the API server")
	}
	if f.Password != nil {
		flags.StringVar(f.Password, flagPassword, *f.Password, "Password for basic authentication to the API server")
	}
	if f.ClusterName != nil {
		flags.StringVar(f.ClusterName, flagClusterName, *f.ClusterName, "The name of the kubeconfig cluster to use")
	}
	if f.AuthInfoName != nil {
		flags.StringVar(f.AuthInfoName, flagAuthInfoName, *f.AuthInfoName, "The name of the kubeconfig user to use")
	}
	if f.Namespace != nil {
		flags.StringVarP(f.Namespace, flagNamespace, "n", *f.Namespace, "If present, the namespace scope for this CLI request")
	}
	if f.Context != nil {
		flags.StringVar(f.Context, flagContext, *f.Context, "The name of the kubeconfig context to use")
	}

	if f.APIServer != nil {
		flags.StringVarP(f.APIServer, flagAPIServer, "s", *f.APIServer, "The address and port of the Kubernetes API server")
	}
	if f.TLSServerName != nil {
		flags.StringVar(f.TLSServerName, flagTLSServerName, *f.TLSServerName, "Server name to use for server certificate validation. If it is not provided, the hostname used to contact the server is used")
	}
	if f.Insecure != nil {
		flags.BoolVar(f.Insecure, flagInsecure, *f.Insecure, "If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure")
	}
	if f.CAFile != nil {
		flags.StringVar(f.CAFile, flagCAFile, *f.CAFile, "Path to a cert file for the certificate authority")
	}
	if f.Timeout != nil {
		flags.StringVar(f.Timeout, flagTimeout, *f.Timeout, "The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests.")
	}
	if f.DisableCompression != nil {
		flags.BoolVar(f.DisableCompression, flagDisableCompression, *f.DisableCompression, "If true, opt-out of response compression for all requests to the server")
	}
}