Enable intrange linter and apply autofix (#2069)

New construct in Go1.22+ for integer iteration:
https://github.com/ckaznocha/intrange?tab=readme-ov-file#intrange

.golangci.yaml

@@ -12,6 +12,7 @@ linters:
     - gofumpt
     - goimports
     - testifylint
+    - intrange
 linters-settings:
   govet:
     enable-all: true

bundle/config/mutator/process_target_mode_test.go

@@ -382,7 +382,7 @@ func TestAllResourcesMocked(t *testing.T) {
 	b := mockBundle(config.Development)
 	resources := reflect.ValueOf(b.Config.Resources)
 
-	for i := 0; i < resources.NumField(); i++ {
+	for i := range resources.NumField() {
 		field := resources.Field(i)
 		if field.Kind() == reflect.Map {
 			assert.True(
@@ -411,7 +411,7 @@ func TestAllNonUcResourcesAreRenamed(t *testing.T) {
 	require.NoError(t, diags.Error())
 
 	resources := reflect.ValueOf(b.Config.Resources)
-	for i := 0; i < resources.NumField(); i++ {
+	for i := range resources.NumField() {
 		field := resources.Field(i)
 
 		if field.Kind() == reflect.Map {

bundle/config/resources_test.go

@@ -33,7 +33,7 @@ func TestCustomMarshallerIsImplemented(t *testing.T) {
 	r := Resources{}
 	rt := reflect.TypeOf(r)
 
-	for i := 0; i < rt.NumField(); i++ {
+	for i := range rt.NumField() {
 		field := rt.Field(i)
 
 		// Fields in Resources are expected be of the form map[string]*resourceStruct
@@ -75,7 +75,7 @@ func TestResourcesAllResourcesCompleteness(t *testing.T) {
 		types = append(types, group.Description.PluralName)
 	}
 
-	for i := 0; i < rt.NumField(); i++ {
+	for i := range rt.NumField() {
 		field := rt.Field(i)
 		jsonTag := field.Tag.Get("json")
 
@@ -92,7 +92,7 @@ func TestSupportedResources(t *testing.T) {
 	actual := SupportedResources()
 
 	typ := reflect.TypeOf(Resources{})
-	for i := 0; i < typ.NumField(); i++ {
+	for i := range typ.NumField() {
 		field := typ.Field(i)
 		jsonTags := strings.Split(field.Tag.Get("json"), ",")
 		pluralName := jsonTags[0]

bundle/config/variable/lookup_test.go

@@ -13,7 +13,7 @@ func TestLookup_Coverage(t *testing.T) {
 	val := reflect.ValueOf(lookup)
 	typ := val.Type()
 
-	for i := 0; i < val.NumField(); i++ {
+	for i := range val.NumField() {
 		field := val.Field(i)
 		if field.Kind() != reflect.String {
 			t.Fatalf("Field %s is not a string", typ.Field(i).Name)

bundle/deploy/terraform/convert_test.go

@@ -1261,7 +1261,7 @@ func TestTerraformToBundleModifiedResources(t *testing.T) {
 
 func AssertFullResourceCoverage(t *testing.T, config *config.Root) {
 	resources := reflect.ValueOf(config.Resources)
-	for i := 0; i < resources.NumField(); i++ {
+	for i := range resources.NumField() {
 		field := resources.Field(i)
 		if field.Kind() == reflect.Map {
 			assert.True(

bundle/deploy/terraform/state_push_test.go

@@ -71,7 +71,7 @@ func TestStatePushLargeState(t *testing.T) {
 	b := statePushTestBundle(t)
 
 	largeState := map[string]any{}
-	for i := 0; i < 1000000; i++ {
+	for i := range 1000000 {
 		largeState[fmt.Sprintf("field_%d", i)] = i
 	}
 

bundle/internal/schema/parser.go

@@ -54,7 +54,7 @@ func (p *openapiParser) findRef(typ reflect.Type) (jsonschema.Schema, bool) {
 
 	// Check for embedded Databricks Go SDK types.
 	if typ.Kind() == reflect.Struct {
-		for i := 0; i < typ.NumField(); i++ {
+		for i := range typ.NumField() {
 			if !typ.Field(i).Anonymous {
 				continue
 			}

bundle/run/pipeline.go

@@ -17,7 +17,7 @@ import (
 
 func filterEventsByUpdateId(events []pipelines.PipelineEvent, updateId string) []pipelines.PipelineEvent {
 	result := []pipelines.PipelineEvent{}
-	for i := 0; i < len(events); i++ {
+	for i := range events {
 		if events[i].Origin.UpdateId == updateId {
 			result = append(result, events[i])
 		}
@@ -32,7 +32,7 @@ func (r *pipelineRunner) logEvent(ctx context.Context, event pipelines.PipelineE
 	}
 	if event.Error != nil && len(event.Error.Exceptions) > 0 {
 		logString += "trace for most recent exception: \n"
-		for i := 0; i < len(event.Error.Exceptions); i++ {
+		for i := range len(event.Error.Exceptions) {
 			logString += fmt.Sprintf("%s\n", event.Error.Exceptions[i].Message)
 		}
 	}

integration/libs/locker/locker_test.go

@@ -60,13 +60,13 @@ func TestLock(t *testing.T) {
 
 	lockerErrs := make([]error, numConcurrentLocks)
 	lockers := make([]*lockpkg.Locker, numConcurrentLocks)
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		lockers[i], err = lockpkg.CreateLocker("humpty.dumpty@databricks.com", remoteProjectRoot, wsc)
 		require.NoError(t, err)
 	}
 
 	var wg sync.WaitGroup
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		wg.Add(1)
 		currentIndex := i
 		go func() {
@@ -80,7 +80,7 @@ func TestLock(t *testing.T) {
 	countActive := 0
 	indexOfActiveLocker := 0
 	indexOfAnInactiveLocker := -1
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		if lockers[i].Active {
 			countActive += 1
 			assert.NoError(t, lockerErrs[i])
@@ -102,7 +102,7 @@ func TestLock(t *testing.T) {
 	assert.True(t, remoteLocker.AcquisitionTime.Equal(lockers[indexOfActiveLocker].State.AcquisitionTime), "remote locker acquisition time does not match active locker")
 
 	// test all other locks (inactive ones) do not match the remote lock and Unlock fails
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		if i == indexOfActiveLocker {
 			continue
 		}
@@ -112,7 +112,7 @@ func TestLock(t *testing.T) {
 	}
 
 	// test inactive locks fail to write a file
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		if i == indexOfActiveLocker {
 			continue
 		}
@@ -140,7 +140,7 @@ func TestLock(t *testing.T) {
 	assert.Equal(t, "Shah Rukh", res["name"])
 
 	// inactive locker file reads fail
-	for i := 0; i < numConcurrentLocks; i++ {
+	for i := range numConcurrentLocks {
 		if i == indexOfActiveLocker {
 			continue
 		}

integration/python/python_tasks_test.go

@@ -266,7 +266,7 @@ func prepareRepoFiles(t *testing.T) *testFiles {
 
 func GenerateNotebookTasks(notebookPath string, versions []string, nodeTypeId string) []jobs.SubmitTask {
 	tasks := make([]jobs.SubmitTask, 0)
-	for i := 0; i < len(versions); i++ {
+	for i := range versions {
 		task := jobs.SubmitTask{
 			TaskKey: fmt.Sprintf("notebook_%s", strings.ReplaceAll(versions[i], ".", "_")),
 			NotebookTask: &jobs.NotebookTask{
@@ -287,7 +287,7 @@ func GenerateNotebookTasks(notebookPath string, versions []string, nodeTypeId st
 
 func GenerateSparkPythonTasks(notebookPath string, versions []string, nodeTypeId string) []jobs.SubmitTask {
 	tasks := make([]jobs.SubmitTask, 0)
-	for i := 0; i < len(versions); i++ {
+	for i := range versions {
 		task := jobs.SubmitTask{
 			TaskKey: fmt.Sprintf("spark_%s", strings.ReplaceAll(versions[i], ".", "_")),
 			SparkPythonTask: &jobs.SparkPythonTask{
@@ -308,7 +308,7 @@ func GenerateSparkPythonTasks(notebookPath string, versions []string, nodeTypeId
 
 func GenerateWheelTasks(wheelPath string, versions []string, nodeTypeId string) []jobs.SubmitTask {
 	tasks := make([]jobs.SubmitTask, 0)
-	for i := 0; i < len(versions); i++ {
+	for i := range versions {
 		task := jobs.SubmitTask{
 			TaskKey: fmt.Sprintf("whl_%s", strings.ReplaceAll(versions[i], ".", "_")),
 			PythonWheelTask: &jobs.PythonWheelTask{

libs/cmdio/render.go

@@ -39,7 +39,7 @@ func Heredoc(tmpl string) (trimmed string) {
 			break
 		}
 	}
-	for i := 0; i < len(lines); i++ {
+	for i := range lines {
 		if lines[i] == "" || strings.TrimSpace(lines[i]) == "" {
 			continue
 		}

libs/cmdio/render_test.go

@@ -55,7 +55,7 @@ func (d *dummyIterator) Next(ctx context.Context) (*provisioning.Workspace, erro
 func makeWorkspaces(count int) []*provisioning.Workspace {
 	res := make([]*provisioning.Workspace, 0, count)
 	next := []*provisioning.Workspace{&dummyWorkspace1, &dummyWorkspace2}
-	for i := 0; i < count; i++ {
+	for range count {
 		n := next[0]
 		next = append(next[1:], n)
 		res = append(res, n)

libs/dyn/convert/from_typed.go

@@ -209,7 +209,7 @@ func fromTypedSlice(src reflect.Value, ref dyn.Value) (dyn.Value, error) {
 	}
 
 	out := make([]dyn.Value, src.Len())
-	for i := 0; i < src.Len(); i++ {
+	for i := range src.Len() {
 		v := src.Index(i)
 		refv := ref.Index(i)
 

libs/dyn/convert/struct_info.go

@@ -65,7 +65,7 @@ func buildStructInfo(typ reflect.Type) structInfo {
 		}
 
 		nf := styp.NumField()
-		for j := 0; j < nf; j++ {
+		for j := range nf {
 			sf := styp.Field(j)
 
 			// Recurse into anonymous fields.

libs/dyn/mapping_test.go

@@ -185,7 +185,7 @@ func TestMappingClone(t *testing.T) {
 
 func TestMappingMerge(t *testing.T) {
 	var m1 dyn.Mapping
-	for i := 0; i < 10; i++ {
+	for i := range 10 {
 		err := m1.Set(dyn.V(fmt.Sprintf("%d", i)), dyn.V(i))
 		require.NoError(t, err)
 	}

libs/dyn/merge/override.go

@@ -165,7 +165,7 @@ func overrideSequence(basePath dyn.Path, left, right []dyn.Value, visitor Overri
 	minLen := min(len(left), len(right))
 	var values []dyn.Value
 
-	for i := 0; i < minLen; i++ {
+	for i := range minLen {
 		path := basePath.Append(dyn.Index(i))
 		merged, err := override(path, left[i], right[i], visitor)
 		if err != nil {

libs/dyn/path.go

@@ -65,7 +65,7 @@ func (p Path) Equal(q Path) bool {
 	if pl != ql {
 		return false
 	}
-	for i := 0; i < pl; i++ {
+	for i := range pl {
 		if p[i] != q[i] {
 			return false
 		}
@@ -81,7 +81,7 @@ func (p Path) HasPrefix(q Path) bool {
 	if pl < ql {
 		return false
 	}
-	for i := 0; i < ql; i++ {
+	for i := range ql {
 		if p[i] != q[i] {
 			return false
 		}

libs/dyn/visit_map_test.go

@@ -87,12 +87,12 @@ func TestMapFuncOnMapWithEmptySequence(t *testing.T) {
 		dyn.V([]dyn.Value{dyn.V(42)}),
 	}
 
-	for i := 0; i < len(variants); i++ {
+	for i := range variants {
 		vin := dyn.V(map[string]dyn.Value{
 			"key": variants[i],
 		})
 
-		for j := 0; j < len(variants); j++ {
+		for j := range variants {
 			vout, err := dyn.MapByPath(vin, dyn.NewPath(dyn.Key("key")), func(_ dyn.Path, v dyn.Value) (dyn.Value, error) {
 				return variants[j], nil
 			})
@@ -153,12 +153,12 @@ func TestMapFuncOnSequenceWithEmptySequence(t *testing.T) {
 		dyn.V([]dyn.Value{dyn.V(42)}),
 	}
 
-	for i := 0; i < len(variants); i++ {
+	for i := range variants {
 		vin := dyn.V([]dyn.Value{
 			variants[i],
 		})
 
-		for j := 0; j < len(variants); j++ {
+		for j := range variants {
 			vout, err := dyn.MapByPath(vin, dyn.NewPath(dyn.Index(0)), func(_ dyn.Path, v dyn.Value) (dyn.Value, error) {
 				return variants[j], nil
 			})

libs/exec/exec_test.go

@@ -141,7 +141,7 @@ func TestMultipleCommandsRunInParrallel(t *testing.T) {
 	const count = 5
 	var wg sync.WaitGroup
 
-	for i := 0; i < count; i++ {
+	for i := range count {
 		wg.Add(1)
 		cmd, err := executor.StartCommand(context.Background(), fmt.Sprintf("echo 'Hello %d'", i))
 		go func(cmd Command, i int) {

libs/filer/fs_test.go

@@ -107,7 +107,7 @@ func TestFsOpenDir(t *testing.T) {
 
 		de.Close()
 
-		for i := 0; i < 3; i++ {
+		for range 3 {
 			tmp, err = de.ReadDir(1)
 			require.NoError(t, err)
 			entries = append(entries, tmp...)

libs/jsonschema/from_type.go

@@ -211,7 +211,7 @@ func getStructFields(typ reflect.Type) []reflect.StructField {
 	fields := []reflect.StructField{}
 	bfsQueue := list.New()
 
-	for i := 0; i < typ.NumField(); i++ {
+	for i := range typ.NumField() {
 		bfsQueue.PushBack(typ.Field(i))
 	}
 	for bfsQueue.Len() > 0 {
@@ -233,7 +233,7 @@ func getStructFields(typ reflect.Type) []reflect.StructField {
 			fieldType = fieldType.Elem()
 		}
 
-		for i := 0; i < fieldType.NumField(); i++ {
+		for i := range fieldType.NumField() {
 			bfsQueue.PushBack(fieldType.Field(i))
 		}
 	}