Make isSet a parameter

cmd/config/internal/commands/cmdset.go

@@ -163,6 +163,7 @@ func (r *SetRunner) ExecuteCmd(w io.Writer, pkgPath string) error {
 		OpenAPIFileName:    ext.KRMFileName(),
 		ResourcesPath:      pkgPath,
 		RecurseSubPackages: r.Set.RecurseSubPackages,
+		IsSet:              true,
 	}
 	count, err := r.Set.Set()
 	if err != nil {

kyaml/setters2/set.go

@@ -353,6 +353,8 @@ type SetOpenAPI struct {
 	Description string `yaml:"description"`
 
 	SetBy string `yaml:"setBy"`
+
+	IsSet bool `yaml:"isSet"`
 }
 
 // UpdateFile updates the OpenAPI definitions in a file with the given setter value.
@@ -458,8 +460,10 @@ func (s SetOpenAPI) Filter(object *yaml.RNode) (*yaml.RNode, error) {
 		return nil, err
 	}
 
-	if err := def.PipeE(&yaml.FieldSetter{Name: "isSet", StringValue: "true"}); err != nil {
+	if s.IsSet {
-		return nil, err
+		if err := def.PipeE(&yaml.FieldSetter{Name: "isSet", StringValue: "true"}); err != nil {
+			return nil, err
+		}
 	}
 
 	if s.Description != "" {

kyaml/setters2/set_test.go

@@ -971,11 +971,13 @@ func TestSetOpenAPI_Filter(t *testing.T) {
 		description string
 		setBy       string
 		err         string
+		isSet       bool
 	}{
 		{
 			name:   "set-replicas",
 			setter: "replicas",
 			value:  "3",
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1023,6 +1025,7 @@ openAPI:
 			name:   "set-annotation-quoted",
 			setter: "replicas",
 			value:  "3",
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1048,6 +1051,7 @@ openAPI:
 			setter:      "replicas",
 			value:       "3",
 			description: "hello world",
+			isSet:       true,
 			input: `
 openAPI:
   definitions:
@@ -1094,6 +1098,7 @@ openAPI:
 			setter: "replicas",
 			value:  "3",
 			setBy:  "carl",
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1139,6 +1144,7 @@ openAPI:
 			name:   "set-replicas-set-by-empty",
 			setter: "replicas",
 			value:  "3",
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1229,7 +1235,6 @@ openAPI:
           enumValues:
             foo: bar
             baz: biz
-          isSet: true
     io.k8s.cli.setters.no-match-2':
       x-k8s-cli:
         setter:
@@ -1242,6 +1247,7 @@ openAPI:
 			name:   "set-replicas-fail",
 			setter: "replicas",
 			value:  "hello",
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1272,6 +1278,7 @@ openAPI:
 			name:   "error",
 			setter: "replicas",
 			err:    `setter "replicas" is not found`,
+			isSet:  true,
 			input: `
 openAPI:
   definitions:
@@ -1328,7 +1335,6 @@ openAPI:
           name: args
           listValues: ["2", "3", "4"]
           required: true
-          isSet: true
 `,
 		},
 	}
@@ -1343,7 +1349,7 @@ openAPI:
 			// invoke the setter
 			instance := &SetOpenAPI{
 				Name: test.setter, Value: test.value, ListValues: test.values,
-				SetBy: test.setBy, Description: test.description}
+				SetBy: test.setBy, Description: test.description, IsSet: test.isSet}
 			result, err := instance.Filter(in)
 			if test.err != "" {
 				if !assert.EqualError(t, err, test.err) {

kyaml/setters2/settersutil/fieldsetter.go

@@ -38,6 +38,8 @@ type FieldSetter struct {
 	ResourcesPath string
 
 	RecurseSubPackages bool
+
+	IsSet bool
 }
 
 func (fs *FieldSetter) Filter(input []*yaml.RNode) ([]*yaml.RNode, error) {
@@ -54,6 +56,7 @@ func (fs FieldSetter) Set() (int, error) {
 		ListValues:  fs.ListValues,
 		Description: fs.Description,
 		SetBy:       fs.SetBy,
+		IsSet:       fs.IsSet,
 	}
 
 	// the input field value is updated in the openAPI file and then parsed
@@ -156,6 +159,7 @@ func syncOpenAPIValuesWithSchema(openAPIPath string) error {
 			Name:       cliExt.Setter.Name,
 			Value:      cliExt.Setter.Value,
 			ListValues: cliExt.Setter.ListValues,
+			IsSet:      true,
 		}
 		if err := soa.UpdateFile(openAPIPath); err != nil {
 			return err