add no-header flag

cmd/base/flags.go

@@ -9,6 +9,10 @@ func AddGlobalFlags(cmd *cobra.Command) {
 	cmd.PersistentFlags().Int("http-timeout", 30, "HTTP timeout ( seconds )")
 	cmd.PersistentFlags().BoolP("verbose", "v", false, "verbose output")
 	cmd.PersistentFlags().StringP("output", "o", "text", "output format (text/json/yaml)")
+	// define help flag without shorthand before cobra adds it by default to avoid conflict with no-header flag shorthand
+	cmd.PersistentFlags().Bool("help", false, "Print usage")
+	cmd.PersistentFlags().Lookup("help").Hidden = true
+	cmd.PersistentFlags().BoolP("no-header", "h", false, "print output without headers")
 }
 
 func AddFormatFlags(cmd *cobra.Command) {

internal/output/formatter.go

@@ -19,6 +19,7 @@ type Formatter struct {
 	pageView     bool
 	fieldsToShow []string
 	fieldList    bool
+	header       bool
 }
 
 // NewFormatter creates new formatter with specified io.Writer
@@ -28,6 +29,7 @@ func NewFormatter(cmd *cobra.Command, manager *config.Manager) *Formatter {
 	template, _ := manager.GetResolvedStringValue(cmd, "template")
 	fields, _ := manager.GetResolvedStringSliceValue(cmd, "field")
 	fieldList, _ := manager.GetResolvedBoolValue(cmd, "field-list")
+	noHeader, _ := manager.GetResolvedBoolValue(cmd, "no-header")
 
 	return &Formatter{
 		writer:       cmd.OutOrStdout(),
@@ -36,6 +38,7 @@ func NewFormatter(cmd *cobra.Command, manager *config.Manager) *Formatter {
 		pageView:     pageView,
 		fieldsToShow: fields,
 		fieldList:    fieldList,
+		header:       !noHeader,
 	}
 }
 

internal/output/utils.go

@@ -98,11 +98,13 @@ func (f *Formatter) formatText(v any) error {
 
 	orderedFields := f.getOrderedFields(entity)
 
-	headers := make([]string, 0, len(orderedFields))
-	for _, field := range orderedFields {
-		headers = append(headers, field.GetName())
+	if f.header {
+		headers := make([]string, 0, len(orderedFields))
+		for _, field := range orderedFields {
+			headers = append(headers, field.GetName())
+		}
+		fmt.Fprintln(w, strings.Join(headers, "\t"))
 	}
-	fmt.Fprintln(w, strings.Join(headers, "\t"))
 
 	value := reflect.ValueOf(v)
 	return processValue(value, func(item any) error {