Put goplugins behind flag.

pkg/commands/kustfile/kustomizationfile.go

@@ -27,8 +27,8 @@ import (
 	"strings"
 
 	"github.com/ghodss/yaml"
-	"sigs.k8s.io/kustomize/pkg/constants"
 	"sigs.k8s.io/kustomize/pkg/fs"
+	"sigs.k8s.io/kustomize/pkg/pgmconfig"
 	"sigs.k8s.io/kustomize/pkg/types"
 )
 
@@ -129,7 +129,7 @@ func NewKustomizationFile(fSys fs.FileSystem) (*kustomizationFile, error) { // n
 func (mf *kustomizationFile) validate() error {
 	match := 0
 	var path []string
-	for _, kfilename := range constants.KustomizationFileNames {
+	for _, kfilename := range pgmconfig.KustomizationFileNames {
 		if mf.fSys.Exists(kfilename) {
 			match += 1
 			path = append(path, kfilename)
@@ -138,7 +138,7 @@ func (mf *kustomizationFile) validate() error {
 
 	switch match {
 	case 0:
-		return fmt.Errorf("Missing kustomization file '%s'.\n", constants.KustomizationFileNames[0])
+		return fmt.Errorf("Missing kustomization file '%s'.\n", pgmconfig.KustomizationFileNames[0])
 	case 1:
 		mf.path = path[0]
 	default:

pkg/commands/kustfile/kustomizationfile_test.go

@@ -21,8 +21,8 @@ import (
 	"strings"
 	"testing"
 
-	"sigs.k8s.io/kustomize/pkg/constants"
 	"sigs.k8s.io/kustomize/pkg/fs"
+	"sigs.k8s.io/kustomize/pkg/pgmconfig"
 	"sigs.k8s.io/kustomize/pkg/types"
 )
 
@@ -112,12 +112,12 @@ configMapGenerator:
   name: my-configmap
 `
 	fakeFS := fs.MakeFakeFS()
-	fakeFS.WriteFile(constants.KustomizationFileNames[1], []byte(kcontent))
+	fakeFS.WriteFile(pgmconfig.KustomizationFileNames[1], []byte(kcontent))
 	k, err := NewKustomizationFile(fakeFS)
 	if err != nil {
 		t.Fatalf("Unexpected Error: %v", err)
 	}
-	if k.path != constants.KustomizationFileNames[1] {
+	if k.path != pgmconfig.KustomizationFileNames[1] {
 		t.Fatalf("Load incorrect file path %s", k.path)
 	}
 }