Add ability to bundle local chart in definition by omitting repo and just specifying path

.gitignore

@@ -15,3 +15,4 @@ generated
 components
 releases
 helm_repos
+.DS_Store

generators/helm.go

@@ -43,7 +43,11 @@ func AddNamespaceToManifests(manifests string, namespace string) (namespacedMani
 }
 
 func MakeHelmRepoPath(component *core.Component) string {
-	return path.Join(component.PhysicalPath, "helm_repos", component.Name)
+	if len(component.Repo) == 0 {
+		return path.Join(component.PhysicalPath, component.Path)
+	} else {
+		return path.Join(component.PhysicalPath, "helm_repos", component.Name)
+	}
 }
 
 func GenerateHelmComponent(component *core.Component) (manifest string, err error) {
@@ -87,6 +91,10 @@ func GenerateHelmComponent(component *core.Component) (manifest string, err erro
 }
 
 func InstallHelmComponent(component *core.Component) (err error) {
+	if len(component.Repo) == 0 {
+		return nil
+	}
+
 	helmRepoPath := MakeHelmRepoPath(component)
 	if err := exec.Command("rm", "-rf", helmRepoPath).Run(); err != nil {
 		return err

generators/helm_test.go

@@ -0,0 +1,19 @@
+package generators
+
+import (
+	"testing"
+
+	"github.com/Microsoft/fabrikate/core"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMakeHelmRepoPath(t *testing.T) {
+	component := &core.Component{
+		Name:      "istio",
+		Generator: "helm",
+		Path:      "./chart/istio-1.0.5",
+	}
+
+	assert.Equal(t, MakeHelmRepoPath(component), "chart/istio-1.0.5")
+}