Simplify kind and name change code.

api/builtins/PatchTransformer.go

@@ -62,10 +62,10 @@ func (p *PatchTransformerPlugin) Config(
 	if errSM == nil {
 		p.loadedPatch = patchSM
 		if p.Options["allowNameChange"] {
-			p.loadedPatch.SetAllowNameChange("true")
+			p.loadedPatch.AllowNameChange()
 		}
 		if p.Options["allowKindChange"] {
-			p.loadedPatch.SetAllowKindChange("true")
+			p.loadedPatch.AllowKindChange()
 		}
 	} else {
 		p.decodedPatch = patchJson

api/internal/plugins/utils/utils.go

@@ -158,7 +158,8 @@ func UpdateResMapValues(pluginName string, h *resmap.PluginHelpers, output []byt
 	}
 
 	for _, r := range resources {
-		removeIDAnnotation(r) // stale--not manipulated by plugin transformers
+		// stale--not manipulated by plugin transformers
+		removeIDAnnotation(r)
 
 		// Add to the new map, checking for duplicates
 		if err := newMap.Append(r); err != nil {

api/resmap/reswrangler.go

@@ -231,14 +231,14 @@ func demandOneMatch(
 	return nil, fmt.Errorf("no matches for %s %s", s, id)
 }
 
-// GroupedByCurrentNamespace implements ResMap.GroupByCurrentNamespace
+// GroupedByCurrentNamespace implements ResMap.
 func (m *resWrangler) GroupedByCurrentNamespace() map[string][]*resource.Resource {
 	items := m.groupedByCurrentNamespace()
 	delete(items, resid.TotallyNotANamespace)
 	return items
 }
 
-// ClusterScoped implements ResMap.ClusterScoped
+// ClusterScoped implements ResMap.
 func (m *resWrangler) ClusterScoped() []*resource.Resource {
 	return m.groupedByCurrentNamespace()[resid.TotallyNotANamespace]
 }
@@ -255,7 +255,7 @@ func (m *resWrangler) groupedByCurrentNamespace() map[string][]*resource.Resourc
 	return byNamespace
 }
 
-// GroupedByNamespace implements ResMap.GroupByOrginalNamespace
+// GroupedByOriginalNamespace implements ResMap.
 func (m *resWrangler) GroupedByOriginalNamespace() map[string][]*resource.Resource {
 	items := m.groupedByOriginalNamespace()
 	delete(items, resid.TotallyNotANamespace)
@@ -336,7 +336,7 @@ func (m *resWrangler) ErrorIfNotEqualSets(other ResMap) error {
 	return nil
 }
 
-// ErrorIfNotEqualList implements ResMap.
+// ErrorIfNotEqualLists implements ResMap.
 func (m *resWrangler) ErrorIfNotEqualLists(other ResMap) error {
 	m2, ok := other.(*resWrangler)
 	if !ok {
@@ -409,8 +409,7 @@ func (m *resWrangler) SubsetThatCouldBeReferencedByResource(
 		// The two objects are namespaced (not cluster-scoped), AND
 		// are in different namespaces.
 		// There's still a chance they can refer to each other.
-		ns := possibleTarget.GetNamespace()
-		if roleBindingNamespaces[ns] {
+		if roleBindingNamespaces[possibleTarget.GetNamespace()] {
 			result.append(possibleTarget)
 		}
 	}

api/resource/resource.go

@@ -41,6 +41,7 @@ const (
 	// and kinds of their targets
 	buildAnnotationAllowNameChange = konfig.ConfigAnnoDomain + "/allowNameChange"
 	buildAnnotationAllowKindChange = konfig.ConfigAnnoDomain + "/allowKindChange"
+	allowed                        = "allowed"
 )
 
 var buildAnnotations = []string{
@@ -210,11 +211,11 @@ func (r *Resource) DeepCopy() *Resource {
 	rc := &Resource{
 		node: r.node.Copy(),
 	}
-	rc.copyOtherFields(r)
+	rc.copyKustomizeSpecificFields(r)
 	return rc
 }
 
-// CopyMergeMetaDataFields copies everything but the non-metadata in
+// CopyMergeMetaDataFieldsFrom copies everything but the non-metadata in
 // the resource.
 func (r *Resource) CopyMergeMetaDataFieldsFrom(other *Resource) {
 	r.SetLabels(mergeStringMaps(other.GetLabels(), r.GetLabels()))
@@ -222,10 +223,10 @@ func (r *Resource) CopyMergeMetaDataFieldsFrom(other *Resource) {
 		mergeStringMaps(other.GetAnnotations(), r.GetAnnotations()))
 	r.SetName(other.GetName())
 	r.SetNamespace(other.GetNamespace())
-	r.copyOtherFields(other)
+	r.copyKustomizeSpecificFields(other)
 }
 
-func (r *Resource) copyOtherFields(other *Resource) {
+func (r *Resource) copyKustomizeSpecificFields(other *Resource) {
 	r.options = other.options
 	r.refBy = other.copyRefBy()
 	r.refVarNames = copyStringSlice(other.refVarNames)
@@ -390,32 +391,28 @@ func (r *Resource) setPreviousId(ns string, n string, k string) *Resource {
 	return r
 }
 
-func (r *Resource) SetAllowNameChange(value string) {
+func (r *Resource) AllowNameChange() {
 	annotations := r.GetAnnotations()
-	annotations[buildAnnotationAllowNameChange] = value
+	annotations[buildAnnotationAllowNameChange] = allowed
 	r.SetAnnotations(annotations)
 }
 
 func (r *Resource) NameChangeAllowed() bool {
 	annotations := r.GetAnnotations()
-	if allowed, set := annotations[buildAnnotationAllowNameChange]; set && allowed == "true" {
-		return true
-	}
-	return false
+	v, ok := annotations[buildAnnotationAllowNameChange]
+	return ok && v == allowed
 }
 
-func (r *Resource) SetAllowKindChange(value string) {
+func (r *Resource) AllowKindChange() {
 	annotations := r.GetAnnotations()
-	annotations[buildAnnotationAllowKindChange] = value
+	annotations[buildAnnotationAllowKindChange] = allowed
 	r.SetAnnotations(annotations)
 }
 
 func (r *Resource) KindChangeAllowed() bool {
 	annotations := r.GetAnnotations()
-	if allowed, set := annotations[buildAnnotationAllowKindChange]; set && allowed == "true" {
-		return true
-	}
-	return false
+	v, ok := annotations[buildAnnotationAllowKindChange]
+	return ok && v == allowed
 }
 
 // String returns resource as JSON.

plugin/builtin/patchtransformer/PatchTransformer.go

@@ -66,10 +66,10 @@ func (p *plugin) Config(
 	if errSM == nil {
 		p.loadedPatch = patchSM
 		if p.Options["allowNameChange"] {
-			p.loadedPatch.SetAllowNameChange("true")
+			p.loadedPatch.AllowNameChange()
 		}
 		if p.Options["allowKindChange"] {
-			p.loadedPatch.SetAllowKindChange("true")
+			p.loadedPatch.AllowKindChange()
 		}
 	} else {
 		p.decodedPatch = patchJson