Add source in “error from server” message when using kubectl

pkg/kubectl/resource/mapper.go

@@ -69,6 +69,7 @@ func (m *Mapper) InfoForData(data []byte, source string) (*Info, error) {
 		Client:    client,
 		Namespace: namespace,
 		Name:      name,
+		Source:    source,
 
 		Object:          obj,
 		ResourceVersion: resourceVersion,

pkg/kubectl/resource/visitor.go

@@ -66,6 +66,9 @@ type Info struct {
 	Namespace string
 	Name      string
 
+	// Optional, Source is the filename or URL to template file (.json or .yaml),
+	// or stdin to use to handle the resource
+	Source string
 	// Optional, this is the most recent value returned by the server if available
 	runtime.Object
 	// Optional, this is the most recent resource version the server knows about for