Update go dependencies

vendor/sigs.k8s.io/kustomize/pkg/resource/resource.go

@@ -0,0 +1,107 @@
+/*
+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 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 resource implements representations of k8s API resources as "unstructured" objects.
+package resource
+
+import (
+	"strings"
+
+	"sigs.k8s.io/kustomize/pkg/ifc"
+	"sigs.k8s.io/kustomize/pkg/resid"
+	"sigs.k8s.io/kustomize/pkg/types"
+)
+
+// Resource is map representation of a Kubernetes API resource object
+// paired with a GenerationBehavior.
+type Resource struct {
+	ifc.Kunstructured
+	options *types.GenArgs
+}
+
+// String returns resource as JSON.
+func (r *Resource) String() string {
+	bs, err := r.MarshalJSON()
+	if err != nil {
+		return "<" + err.Error() + ">"
+	}
+	return strings.TrimSpace(string(bs)) + r.options.String()
+}
+
+// DeepCopy returns a new copy of resource
+func (r *Resource) DeepCopy() *Resource {
+	return &Resource{
+		Kunstructured: r.Kunstructured.Copy(),
+		options:       r.options,
+	}
+}
+
+// Behavior returns the behavior for the resource.
+func (r *Resource) Behavior() types.GenerationBehavior {
+	return r.options.Behavior()
+}
+
+// NeedAppendHash checks if the resource need a hash suffix
+func (r *Resource) NeedHashSuffix() bool {
+	return r.options != nil && r.options.NeedsHashSuffix()
+}
+
+// Id returns the ResId for the resource.
+func (r *Resource) Id() resid.ResId {
+	namespace, _ := r.GetFieldValue("metadata.namespace")
+	return resid.NewResIdWithPrefixNamespace(r.GetGvk(), r.GetName(), "", namespace)
+}
+
+// Merge performs merge with other resource.
+func (r *Resource) Merge(other *Resource) {
+	r.Replace(other)
+	mergeConfigmap(r.Map(), other.Map(), r.Map())
+}
+
+// Replace performs replace with other resource.
+func (r *Resource) Replace(other *Resource) {
+	r.SetLabels(mergeStringMaps(other.GetLabels(), r.GetLabels()))
+	r.SetAnnotations(
+		mergeStringMaps(other.GetAnnotations(), r.GetAnnotations()))
+	r.SetName(other.GetName())
+	r.options = other.options
+}
+
+// TODO: Add BinaryData once we sync to new k8s.io/api
+func mergeConfigmap(
+	mergedTo map[string]interface{},
+	maps ...map[string]interface{}) {
+	mergedMap := map[string]interface{}{}
+	for _, m := range maps {
+		datamap, ok := m["data"].(map[string]interface{})
+		if ok {
+			for key, value := range datamap {
+				mergedMap[key] = value
+			}
+		}
+	}
+	mergedTo["data"] = mergedMap
+}
+
+func mergeStringMaps(maps ...map[string]string) map[string]string {
+	result := map[string]string{}
+	for _, m := range maps {
+		for key, value := range m {
+			result[key] = value
+		}
+	}
+	return result
+}