Skip smart label in kubectl describe if field has special chars

pkg/kubectl/describe/versioned/describe.go

@@ -29,6 +29,7 @@ import (
 	"strings"
 	"text/tabwriter"
 	"time"
+	"unicode"
 
 	"github.com/fatih/camelcase"
 
@@ -302,8 +303,15 @@ func printUnstructuredContent(w PrefixWriter, level int, content map[string]inte
 }
 
 func smartLabelFor(field string) string {
-	commonAcronyms := []string{"API", "URL", "UID", "OSB", "GUID"}
+	// skip creating smart label if field name contains
+	// special characters other than '-'
+	if strings.IndexFunc(field, func(r rune) bool {
+		return !unicode.IsLetter(r) && r != '-'
+	}) != -1 {
+		return field
+	}
 
+	commonAcronyms := []string{"API", "URL", "UID", "OSB", "GUID"}
 	parts := camelcase.Split(field)
 	result := make([]string, 0, len(parts))
 	for _, part := range parts {

pkg/kubectl/describe/versioned/describe_test.go

@@ -2499,7 +2499,11 @@ func TestDescribeUnstructuredContent(t *testing.T) {
 	}{
 		{
 			expected: `API Version:	v1
-Dummy 2:	present
+Dummy - Dummy:	present
+dummy-dummy@dummy:	present
+dummy/dummy:	present
+dummy2:	present
+Dummy Dummy:	present
 Items:
   Item Bool:	true
   Item Int:	42
@@ -2537,10 +2541,14 @@ URL:	http://localhost
 	w := NewPrefixWriter(out)
 	obj := &unstructured.Unstructured{
 		Object: map[string]interface{}{
-			"apiVersion": "v1",
-			"kind":       "Test",
-			"dummy1":     "present",
-			"dummy2":     "present",
+			"apiVersion":        "v1",
+			"kind":              "Test",
+			"dummyDummy":        "present",
+			"dummy/dummy":       "present",
+			"dummy-dummy@dummy": "present",
+			"dummy-dummy":       "present",
+			"dummy1":            "present",
+			"dummy2":            "present",
 			"metadata": map[string]interface{}{
 				"name":              "MyName",
 				"namespace":         "MyNamespace",