Enable intrange linter, and fix warnings

pkg/utils/formatting.go

@@ -25,7 +25,7 @@ type ColumnConfig struct {
 func StringWidth(s string) int {
 	// We are intentionally not using a range loop here, because that would
 	// convert the characters to runes, which is unnecessary work in this case.
-	for i := 0; i < len(s); i++ {
+	for i := range len(s) {
 		if s[i] > unicode.MaxASCII {
 			return runewidth.StringWidth(s)
 		}

pkg/utils/search.go

@@ -41,7 +41,7 @@ func FindSubstringsFrom(pattern string, data fuzzy.Source) fuzzy.Matches {
 	result := fuzzy.Matches{}
 
 outer:
-	for i := 0; i < data.Len(); i++ {
+	for i := range data.Len() {
 		s := data.String(i)
 		for _, sub := range substrings {
 			if !CaseAwareContains(s, sub) {

pkg/utils/thread_safe_map_test.go

@@ -48,12 +48,12 @@ func TestThreadSafeMapConcurrentReadWrite(t *testing.T) {
 	m := NewThreadSafeMap[int, int]()
 
 	go func() {
-		for i := 0; i < 10000; i++ {
+		for range 10000 {
 			m.Set(0, 0)
 		}
 	}()
 
-	for i := 0; i < 10000; i++ {
+	for range 10000 {
 		m.Get(0)
 	}
 }

pkg/utils/yaml_utils/yaml_utils.go

@@ -139,7 +139,7 @@ func walk(node *yaml.Node, path string, callback func(*yaml.Node, string)) error
 			}
 		}
 	case yaml.SequenceNode:
-		for i := 0; i < len(node.Content); i++ {
+		for i := range len(node.Content) {
 			childPath := fmt.Sprintf("%s[%d]", path, i)
 			err := walk(node.Content[i], childPath, callback)
 			if err != nil {