ignore the empty YAML object

pkg/resmap/resmap.go

@@ -23,6 +23,7 @@ import (
 	"io"
 	"reflect"
 	"sort"
+	"strings"
 
 	"github.com/ghodss/yaml"
 	"github.com/golang/glog"
@@ -202,13 +203,12 @@ func newResourceSliceFromBytes(in []byte) ([]*resource.Resource, error) {
 	decoder := k8syaml.NewYAMLOrJSONDecoder(bytes.NewReader(in), 1024)
 	var result []*resource.Resource
 	var err error
-	for {
+	for err == nil || isEmptyYamlError(err) {
 		var out unstructured.Unstructured
 		err = decoder.Decode(&out)
-		if err != nil {
-			break
+		if err == nil {
+			result = append(result, resource.NewResourceFromUnstruct(out))
 		}
-		result = append(result, resource.NewResourceFromUnstruct(out))
 	}
 	if err != io.EOF {
 		return nil, err
@@ -272,3 +272,7 @@ func MergeWithOverride(maps ...ResMap) (ResMap, error) {
 	}
 	return result, nil
 }
+
+func isEmptyYamlError(err error) bool {
+	return strings.Contains(err.Error(), "is missing in 'null'")
+}

pkg/resmap/resmap_test.go

@@ -78,6 +78,10 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: dply2
+---
+# some comment
+---
+---
 `
 
 	l := loadertest.NewFakeLoader("/home/seans/project")