update PruneString for resources

pkg/resid/resid.go

@@ -205,13 +205,3 @@ func (n ResId) prefixList() []string {
 func (n ResId) suffixList() []string {
 	return strings.Split(n.suffix, ":")
 }
-
-// PruneString returns a string which can be used
-// as a key in a Prune ConfigMap
-func (n ResId) PruneString() string {
-	name := n.prefix + n.name + n.suffix
-	return n.gvKind.Group +
-		"_" + n.gvKind.Kind +
-		"_" + n.namespace +
-		"_" + name
-}

pkg/resource/resource.go

@@ -89,7 +89,11 @@ func (r *Resource) Merge(other *Resource) {
 }
 
 func (r *Resource) PruneString() string {
-	return r.Id().PruneString()
+	namespace, _ := r.GetFieldValue("metadata.namespace")
+	return r.GetGvk().Group +
+		"_" + r.GetGvk().Kind +
+		"_" + namespace +
+		"_" + r.GetName()
 }
 
 // Replace performs replace with other resource.