Bumping k8s dependencies to 1.13

vendor/github.com/googleapis/gnostic/linters/go/gnostic-lint-paths/README.md

@@ -0,0 +1,9 @@
+# gnostic-lint-paths
+
+This directory contains a `gnostic` plugin that analyzes an OpenAPI
+description for factors that might influence code generation and other
+API automation.
+
+The plugin can be invoked like this:
+
+	gnostic bookstore.json --lint-paths

vendor/github.com/googleapis/gnostic/linters/go/gnostic-lint-paths/main.go

@@ -0,0 +1,77 @@
+// Copyright 2018 Google Inc. All Rights Reserved.
+//
+// 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.
+
+// gnostic-lint-paths is a tool for analyzing paths in OpenAPI descriptions.
+//
+// It scans an API description and checks it against a set of coding style guidelines.
+package main
+
+import (
+	"github.com/golang/protobuf/proto"
+	openapiv2 "github.com/googleapis/gnostic/OpenAPIv2"
+	openapiv3 "github.com/googleapis/gnostic/OpenAPIv3"
+	plugins "github.com/googleapis/gnostic/plugins"
+)
+
+func checkPathsV2(document *openapiv2.Document, messages []*plugins.Message) []*plugins.Message {
+	for _, pair := range document.Paths.Path {
+		messages = append(messages,
+			&plugins.Message{
+				Level: plugins.Message_INFO,
+				Code:  "PATH",
+				Text:  pair.Name,
+				Keys:  []string{"paths", pair.Name}})
+	}
+	return messages
+}
+
+func checkPathsV3(document *openapiv3.Document, messages []*plugins.Message) []*plugins.Message {
+	for _, pair := range document.Paths.Path {
+		messages = append(messages,
+			&plugins.Message{
+				Level: plugins.Message_INFO,
+				Code:  "PATH",
+				Text:  pair.Name,
+				Keys:  []string{"paths", pair.Name}})
+	}
+	return messages
+}
+
+func main() {
+	env, err := plugins.NewEnvironment()
+	env.RespondAndExitIfError(err)
+
+	messages := make([]*plugins.Message, 0, 0)
+
+	for _, model := range env.Request.Models {
+		switch model.TypeUrl {
+		case "openapi.v2.Document":
+			documentv2 := &openapiv2.Document{}
+			err = proto.Unmarshal(model.Value, documentv2)
+			if err == nil {
+				messages = checkPathsV2(documentv2, messages)
+			}
+		case "openapi.v3.Document":
+			documentv3 := &openapiv3.Document{}
+			err = proto.Unmarshal(model.Value, documentv3)
+			if err == nil {
+				messages = checkPathsV3(documentv3, messages)
+			}
+		}
+	}
+
+	env.RespondAndExitIfError(err)
+	env.Response.Messages = messages
+	env.RespondAndExit()
+}