Add k8s.io/code-generator to examples go.mod

staging/src/k8s.io/code-generator/examples/go.mod

@@ -8,6 +8,7 @@ require (
 	k8s.io/api v0.0.0
 	k8s.io/apimachinery v0.0.0
 	k8s.io/client-go v0.0.0
+	k8s.io/code-generator v0.0.0
 	k8s.io/kube-openapi v0.0.0-20231113174909-778a5567bc1e
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1
 )
@@ -33,17 +34,21 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	golang.org/x/mod v0.14.0 // indirect
 	golang.org/x/net v0.19.0 // indirect
 	golang.org/x/oauth2 v0.10.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect
 	golang.org/x/term v0.15.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
+	golang.org/x/tools v0.16.1 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/gengo v0.0.0-20230829151522-9cce18d56c01 // indirect
 	k8s.io/klog/v2 v2.120.1 // indirect
 	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
@@ -54,4 +59,5 @@ replace (
 	k8s.io/api => ../../api
 	k8s.io/apimachinery => ../../apimachinery
 	k8s.io/client-go => ../../client-go
+	k8s.io/code-generator => ../
 )

staging/src/k8s.io/code-generator/examples/hack/tools.go

@@ -0,0 +1,21 @@
+//go:build tools
+
+/*
+Copyright 2023 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 for the specific language governing permissions and
+limitations under the License.
+*/
+
+package hack
+
+import _ "k8s.io/code-generator"