update the pr to handle the case when the setter to be deleted is used in substitution

cmd/config/internal/commands/cmddeletesetter.go

@@ -0,0 +1,64 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package commands
+
+import (
+	"github.com/spf13/cobra"
+	"sigs.k8s.io/kustomize/cmd/config/ext"
+	"sigs.k8s.io/kustomize/cmd/config/internal/generateddocs/commands"
+	"sigs.k8s.io/kustomize/kyaml/openapi"
+	"sigs.k8s.io/kustomize/kyaml/setters2/settersutil"
+)
+
+// NewDeleteRunner returns a command runner.
+func NewDeleteSetterRunner(parent string) *DeleteSetterRunner {
+	r := &DeleteSetterRunner{}
+	c := &cobra.Command{
+		Use:     "delete-setter DIR NAME",
+		Args:    cobra.MinimumNArgs(2),
+		Short:   commands.SetShort,
+		Long:    commands.SetLong,
+		Example: commands.SetExamples,
+		PreRunE: r.preRunE,
+		RunE:    r.runE,
+	}
+	fixDocs(parent, c)
+	r.Command = c
+
+	return r
+}
+
+func DeleteSetterCommand(parent string) *cobra.Command {
+	return NewDeleteSetterRunner(parent).Command
+}
+
+type DeleteSetterRunner struct {
+	Command      *cobra.Command
+	DeleteSetter settersutil.DeleterCreator
+	OpenAPIFile  string
+}
+
+func (r *DeleteSetterRunner) preRunE(c *cobra.Command, args []string) error {
+	var err error
+	r.DeleteSetter.Name = args[1]
+
+	r.OpenAPIFile, err = ext.GetOpenAPIFile(args)
+	if err != nil {
+		return err
+	}
+
+	if err := openapi.AddSchemaFromFile(r.OpenAPIFile); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (r *DeleteSetterRunner) runE(c *cobra.Command, args []string) error {
+	return handleError(c, r.delete(c, args))
+}
+
+func (r *DeleteSetterRunner) delete(c *cobra.Command, args []string) error {
+	return r.DeleteSetter.Delete(r.OpenAPIFile, args[0])
+}