stdlib/kubernetes: split source with dagger.#Artifact and sourceInline (string) fixes #263

Signed-off-by: Sam Alba <sam.alba@gmail.com>

examples/kubernetes-app/main.cue

@@ -37,9 +37,9 @@ cluster: eks.#KubeConfig & {
 
 // Example of a simple `kubectl apply` using a simple config
 kubeApply: kubernetes.#Apply & {
-	source:     yaml.Marshal(kubeSrc)
-	namespace:  "test"
-	kubeconfig: cluster.kubeconfig
+	sourceInline: yaml.Marshal(kubeSrc)
+	namespace:    "test"
+	kubeconfig:   cluster.kubeconfig
 }
 
 // Example of a `helm install` using a local chart

stdlib/kubernetes/helm/helm.cue

@@ -14,7 +14,10 @@ import (
 	name: string
 
 	// Helm chart to install
-	chart: string | dagger.#Artifact
+	chart: dagger.#Artifact
+
+	// Helm chart to install inlined
+	chartInline?: string
 
 	// Helm chart repository (defaults to stable)
 	repository: *"https://charts.helm.sh/stable" | string
@@ -86,7 +89,7 @@ import (
 			content: kubeconfig
 			mode:    0o600
 		},
-		if (chart & string) != _|_ {
+		if chartInline != _|_ {
 			op.#WriteFile & {
 				dest:    "/helm/chart"
 				content: chart
@@ -117,7 +120,7 @@ import (
 				if (values & string) != _|_ {
 					"/helm/values.yaml": values
 				}
-				if (chart & dagger.#Artifact) != _|_ {
+				if chartInline == _|_ {
 					"/helm/chart": from: chart
 				}
 			}

stdlib/kubernetes/kubernetes.cue

@@ -45,8 +45,12 @@ import (
 
 // Apply a Kubernetes configuration
 #Apply: {
+
 	// Kubernetes config to deploy
-	source: string | dagger.#Artifact
+	source: dagger.#Artifact
+
+	// Kubernetes config to deploy inlined in a string
+	sourceInline?: string
 
 	// Kubernetes Namespace to deploy to
 	namespace: string
@@ -59,6 +63,8 @@ import (
 
 	#code: #"""
 		kubectl create namespace "$KUBE_NAMESPACE" || true
+		ls -la /source
+		cat /source
 		kubectl --namespace "$KUBE_NAMESPACE" apply -R -f /source
 		"""#
 
@@ -75,7 +81,7 @@ import (
 			content: kubeconfig
 			mode:    0o600
 		},
-		if (source & string) != _|_ {
+		if sourceInline != _|_ {
 			op.#WriteFile & {
 				dest:    "/source"
 				content: source
@@ -95,7 +101,7 @@ import (
 				KUBECONFIG:     "/kubeconfig"
 				KUBE_NAMESPACE: namespace
 			}
-			if (source & dagger.#Artifact) != _|_ {
+			if sourceInline == _|_ {
 				mount: "/source": from: source
 			}
 		},