First pass at Application abstraction with unimplemented methods; Includesthe first pass at the Resource interface

pkg/kinflate/app/application.go

@@ -0,0 +1,46 @@
+/*
+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 app
+
+import (
+	"k8s.io/kubectl/pkg/apis/manifest/v1alpha1"
+	"k8s.io/kubectl/pkg/kinflate/resource"
+	"k8s.io/kubectl/pkg/loader"
+)
+
+type Application interface {
+	Resources() []resource.Resource
+}
+
+// Private implementation of the Application interface
+type applicationImpl struct {
+	manifest v1alpha1.Manifest
+	loader   loader.Loader
+}
+
+// NewApp parses the manifest at the path using the loader.
+func New(loader loader.Loader) (Application, error) {
+	// load the manifest using the loader
+	return &applicationImpl{loader: loader}, nil
+}
+
+// Resources computes and returns the resources from the manifest.
+func (a *applicationImpl) Resources() []resource.Resource {
+	// This is where all the fun happens.
+	// From the manifest create the resources.
+	return nil
+}

pkg/kinflate/resource/resource.go

@@ -0,0 +1,25 @@
+/*
+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
+
+import "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+
+// Examples: deployment, service, configmap, secret, etc.
+type Resource interface {
+	Name() string
+	Data() unstructured.Unstructured
+}