change marshal indent to 2 (#4005)

kyaml/yaml/alias.go

@@ -4,6 +4,7 @@
 package yaml
 
 import (
+	"bytes"
 	"io"
 
 	"gopkg.in/yaml.v3"
@@ -20,8 +21,14 @@ type Node = yaml.Node
 type Style = yaml.Style
 type TypeError = yaml.TypeError
 type Unmarshaler = yaml.Unmarshaler
-
-var Marshal = yaml.Marshal
+var Marshal = func (in interface{}) ([]byte, error) {
+	var buf bytes.Buffer
+	err := NewEncoder(&buf).Encode(in)
+	if err != nil {
+		return nil, err
+	}
+	return buf.Bytes(), nil
+}
 var Unmarshal = yaml.Unmarshal
 var NewDecoder = yaml.NewDecoder
 var NewEncoder = func(w io.Writer) *yaml.Encoder {

kyaml/yaml/rnode_test.go

@@ -1171,7 +1171,7 @@ const (
 `
 	bigMapYaml = `Kind: Service
 complextree:
-  - field1:
+- field1:
   - boolfield: true
     floatsubfield: 1.01
     intsubfield: 1010
@@ -1189,7 +1189,7 @@ complextree:
     floatsubfield: 1.021
     intsubfield: 1021
     stringsubfield: idx1021
-  - field1:
+- field1:
   - boolfield: true
     floatsubfield: 1.11
     intsubfield: 1110
@@ -1215,24 +1215,24 @@ spec:
   ports:
     port: 80
 that:
-  - idx0
-  - idx1
-  - idx2
-  - idx3
+- idx0
+- idx1
+- idx2
+- idx3
 these:
-  - field1:
+- field1:
   - idx010
   - idx011
   field2:
   - idx020
   - idx021
-  - field1:
+- field1:
   - idx110
   - idx111
   field2:
   - idx120
   - idx121
-  - field1:
+- field1:
   - idx210
   - idx211
   field2:
@@ -1247,11 +1247,11 @@ this:
     anEmptyMap: {}
     anEmptySlice: []
 those:
-  - field1: idx0foo
+- field1: idx0foo
   field2: idx0bar
-  - field1: idx1foo
+- field1: idx1foo
   field2: idx1bar
-  - field1: idx2foo
+- field1: idx2foo
   field2: idx2bar
 `
 )