Update vendor

vendor/k8s.io/cli-runtime/pkg/resource/metadata_decoder.go

@@ -0,0 +1,59 @@
+/*
+Copyright 2019 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
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/runtime/serializer/json"
+)
+
+// hold a single instance of the case-sensitive decoder
+var caseSensitiveJsonIterator = json.CaseSensitiveJsonIterator()
+
+// metadataValidatingDecoder wraps a decoder and additionally ensures metadata schema fields decode before returning an unstructured object
+type metadataValidatingDecoder struct {
+	decoder runtime.Decoder
+}
+
+func (m *metadataValidatingDecoder) Decode(data []byte, defaults *schema.GroupVersionKind, into runtime.Object) (runtime.Object, *schema.GroupVersionKind, error) {
+	obj, gvk, err := m.decoder.Decode(data, defaults, into)
+
+	// if we already errored, return
+	if err != nil {
+		return obj, gvk, err
+	}
+
+	// if we're not unstructured, return
+	if _, isUnstructured := obj.(runtime.Unstructured); !isUnstructured {
+		return obj, gvk, err
+	}
+
+	// make sure the data can decode into ObjectMeta before we return,
+	// so we don't silently truncate schema errors in metadata later with accesser get/set calls
+	v := &metadataOnlyObject{}
+	if typedErr := caseSensitiveJsonIterator.Unmarshal(data, v); typedErr != nil {
+		return obj, gvk, typedErr
+	}
+	return obj, gvk, err
+}
+
+type metadataOnlyObject struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+}